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Unable Retrive data from Firebase in the right format


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In matlab, how to draw a grid over an image


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Why doesn't the split() function in Powershell match the whole given String?


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ggplot2: How to use same colors in different plots for same factor

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Is template enable_if function implementation possible?


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Java HttpURLConnection doesn't connect when I call connect()


How can I make an entire HTML form "readonly"?

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If statement in my loop only works when there is user input


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SQL Server: Best way to concatenate multiple columns?


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Preferred order of C++ class fields with respect to memory alignment


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VBA - Looping with Dir() when Dir() is called in a sub

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Why does golang implement different behavior on `[]`operator between slice and map?


Determine the size of a SQL result set in KB


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Java String split with regular expression and escape character


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Can't get output in exec, shell_exec, proc_open


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Javascript: How can I simplify an if-statement with multiple OR conditions?

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Javascript search for specific zip codes


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Get most recent message sent to user per user


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Trigger to prevent more than one row from being deleted in the same query (mysql)


Android Camera2 API Showing Processed Preview Image


Asp.net MVC: upload multiple image files?

Add multiple files to database using ASP.NET MVC 4 and Entity Framework


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Exception on onCreatePreferences, ParameterIsNotNull, parameter savedInstanceState


How do you inspect the type of (*) on OCaml's toplevel?

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Calculating Page Load Time In JavaScript


Use of Template with HTML Custom Elements

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Is there a way to use es6 modules to import html template into javascript?


How to execute a piece of code only once?


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Why does -std=c11 with gcc hide popen in stdio.h?


How to migrate 10GB old table to new table?


What's the difference between Git ignoring directory and directory/*?

What is the difference between 'test/' and 'test/**' in a '.gitignore'?

Is there a difference between folder/ and folder/*


Spark load data and add filename as dataframe column

Return a list of file paths after Spark read

How to get the file name in pyspark structured streaming and include it in each row in dataframe?


Getting a discord bot to mention other users


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error redeclaration of '<>' may not have default arguments


Placement new and assignment of class with const member


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Does using the same variable name at diffirent encapsulation levels result in defined behaviour?

How do I set a string value inside an if statement? (C++)


LINQ Take() returns the same results over and over

Looping a set number of times in C# List


Why is var in same function is not defined?


Delete files with special characters in filenames

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Combine Inno Setup preprocessor #define from other #defines


Why is Ruby 1.9.2 on Windows 7 using a 1.9.1 path for gems? it is using c:/ruby192/lib/ruby/gems/1.9.1/gems/railties-3.0.0/lib/rails/commands.rb

rbenv wrong gem version in installation directory


I'm not able to print session variable using php inside HTML


Format printing the 64bit integer -1 as hexadecimal deviates between golang and C


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What is underlying representation of `long` data type in Python (or CPython)?


Convert Set<Map.Entry<K, V>> to HashMap<K, V>

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Join two files with AWK, one file from console


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How to fix associative array keys that lack single quotation marks in multiple files


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Why does sizeof(argv) has the same size with char*


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Algorithms Toggling colums to get maximum number of rows with all 1's


Count the frequency of a specific character in a text input

c++ program to check the frequencies of the letters

calculate frequency of each letter in a string


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How do I restrict past dates in html5 input type Date

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How to make gcc warn about passing wrong enum to a function

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How to make bootstrap-multiselect invisible my default?

Cannot change display of a Bootstrap multi select


How to change a CSS property dynamically in AngularJS


Input type date appearance in Safari on iOS

If type="date" drop User Interface is breaking in iPhone 10


How to completely remove an issue from GitHub?


Uploading directory and maintainign structure through JavaScript and HTML5

How to scan a client-side directory tree with HTML5 and JavaScript running in a browser?


How can I replace ctx.fillStyle or ctx.fillRect with an image?


php create multidimensional array from flat one

Convert array of values to nested associative array


Angular ng-repeat doesn't work, but I'm able to display array elements individually


Why the plus signs before the quotation marks in Javascript?


Why does getpid() return pid_t instead of int?


Azure Blob always downloads when navigating to url

Opening PDF from Blob Storage URL in new tab C# MVC


Receving the undefined method `generators' error

`method_missing': undefined method `generators' for #<Rails::Railtie::Configuration:0x000000057583e8>


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What does the dollar sign at the end of a class mean in Eclipse MAT?

What does $1 mean in Android Java log, and how to find it?


How to set the language in speech recognition on android?

Speech recognition - only English, not any other lanugage


Despite error cannot read property length of null, the code works

in angular 6 am getting 'length' of undefined in my HTML while am using *ngFor condition


serial in postgres is being increased even though I added on conflict do nothing

Bulk inserting with ON CONFLICT DO NOTHING increases the SEQUENCE on conficts without records


php mysql Group By to get latest record, not first record

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Why doesn't the outer scope variable get properly bound to the inner variable?


C# WPF ComboBox - Exclude last row (or Blank Space) of Binding Data (binding from Microsoft Access)

Blank area at the bottom of a combobox when scroll bar is visible


using DateDiff to find duration in minutes

Find the time difference between two consecutive rows in the same table in sql


How to set up Kotlin's byte code version in Gradle project to Java 8?

@JvmDefault not found sourceCompatibility/targetCompatibility assigned by project variable


Composer running out of memory on every project, Mac OS X


jQuery - show loading image only if ajax call takes more than one second?


Pandas How to Replace ? with NaN - handling non standard missing values

Replacing all "?" with "NaN" in all columns


How to read the source of another webpage - javascript


How to refresh/reload embed of application/pdf?


Using Tuples in TypeScript (Type Inference)

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Detect bad json data in PHP json_decode()?

Problem accessing JSON multidimensional array


Can't find the modules that have been installed by pip

Cant import module from python console unless entered via CMD


When is a Java 8 Stream considered to be consumed?

Why do I have to chain Stream operations in Java?

Lazy evaluation of streams in Java: stream has already been operated upon or closed


How to change font size of the scientific notation in matplotlib?

Change the fontsize of label on color bar

Colorbar: Test size of powers in scientific notation

Is there a way to change the Fontsize of the scale element at the end of axis?

How to make text size larger in matplotlib subplots?


Symfony2 - How to access the service in a custom console command?


espresso ActivityTestRule for activity with generic type parameter


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Append first value of group by to each row of group pandas

Get the first value of column by group, and assign this value to the rest of other rows

How to make first occurence as a new column pandas?


Jackson with JSON: Unrecognized field, not marked as ignorable

Ignoring new fields on JSON objects using Jackson


How to parse XML with unescaped ampersand

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NonUniqueResultException is not being caught

Letting the presentation layer (JSF) handle business exceptions from service layer (EJB)

Handling service layer exception in Java EE frontend method

Why EJBException is thrown instead of NoResulException?

Exception from persistence layer does not hit catch block in managed bean


Find and change property name in a shader

Find & access a keyword property of Unity Material: HOW?


Why system call read() does not work when using user input

read system call doesn't detect end of file


How to set addSnapshotListener and remove in populateViewHolder in RecyclerView Item?

Firestore: When should I detach the snapshot listener which updates a TextView in the navigation DrawerLayout?


C++ unknown override specifier when using strings

Unknown override specifier, missing type specifier

Unknown override specifier + missing type specifier


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How to limit the length of each line in a text file using python


Inserting unique objects into array of objects using javascript?

Javascript: how to add an element to an object if it not exist


How to pull the data partially from firebase database

Firebase realtime database read operation - Only get part of document returned possible?


Unable to Show Image In ImageView From Firebase Storage


Extract a number from a string anytime after a certain character using Python regex


How does branch prediction speed up anything?


Run multiple python scripts concurrently

Is there a way to run two python programs in command prompt?


How do you disable warning and error popups in vscode?

How disable error warnings in Visual Studio Code?


MySQL select top rows with same condition values

How do I select a row with max count doing a group by


"System.Data.OleDb.OleDbException: 'Syntax error in INSERT INTO statement.'"


Looping over groups in a grouped dataframe


Capture output from a PowerShell command in a batch file's for /f loop

Set variable outside scope of PowerShell command?


Can I access w3c style logs when using firebase hosting

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UML: how to implement Association class in Java

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Extend and implement at the same time in Kotlin


How to prevent numbers to get converted to dates in Excel?

Excel converts hyphened text into a date


Java if statements and boolean expressions


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A non well formed numeric value encountered when try to calculated total value on blade


How to get week start date and end date by using any Month and week number swift 3?

Swift 4 - Having week number transform to "dd/MM - dd/MM"


Dependencies issue "SpringBootServletInitializer cannot be resolved to a type"

How do I find the <dependency> for my maven project?


PHP merge two arrays on the same key AND value

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"StandardIn has not been redirected" error in .NET (C#)

Running an application using cmd with command line in C#


How to perform an aggregate mongo-query using json in a String?

Executing Mongo like Query (JSON)through Java

Dynamic Aggregate query in Mongo Template and Java


Forcing Excel users to enable macros before code runs


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Why doesn't this PHP recursive function return the value?

Recursive function returns null while variable prints value inside function

Recursive function including mysql does not work in php


Laravel 5.4 : The only supported ciphers are AES-128-CBC and AES-256-CBC with the correct key lengths


How does the min/max function on a nested list work?

Find set with smallest number of elements from a list of sets


PDO::query vs. PDOStatement::execute (PHP and MySQL)


Access and handle chrome extension popup using selenium webdriver

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parse a column contains a path value in sql server

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Start /wait /b not exiting program when there is an error

Batch script starting javafx bundled application shows no output


Android App Bundle with in-app locale change

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MongoDB Aggregate - Query to get most recent item in group


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Automate File transfer from Unix Server to Windows Server using WINSCP


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Want to create a function that copies the code of an svg file and paste it in a text area


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How to check the object type on runtime in TypeScript?

Compile TypeScript parameter types to JS type check?

How to access typescript types passed to an component

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How do I store a function to a variable?


Converting decimal/integer to binary - how and why it works the way it does?

Delphi How To Convert String To Binary Using Only Pascal


iterate a complex JSON structure in angular 5

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Why I am not getting updated value in angular js

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Error when changing to master branch: my local changes would be overwritten by checkout


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Combining The Results Of Two Linq Queries Into A Single Var?

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Java ProcessBuilder: environment set correctly but still command not found


Oracle Text will not work with NVARCHAR2. What else might be unavailable?

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Why is std::map implemented as a red-black tree?

What kind of tree implementation is STL set?

What kind of binary search tree is it used to implement `std::set`?

Does any stl::set implementation not use a red-black tree?

How is the STL set/map internally sorted?


How to check the lock status of a table when accessing it via JDBC

Is there any way to check and release database lock using java?


How do I to flush redis db from python redis?


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How to get data from an XML file with xmlns in root

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Measuring the HTTP response time with requests library in Python. Am I doing it right?


How to create a class for non classified object in tensorflow?

How to predict a None (not in the categories)?


How to tell which descendants are changed with on("child_changed")

Firebase Realtime Database onChildChanged in subelements


Null terminating char array in C and difference between using read and fgets

What happens in C if you don't use \0 at the end of a string?

What happened when we do not include '\0' at the end of string in C?


& is not printing the address of a value in c++


Why logger doesn't write anything (python3)?


find command with subprocess not working with out Shell=True

'No such file or directory' when I use python subprocess.run('docker build ...')


Unable to create org.apache.spark.sql.Row with scala.None value since Spark 2.X

How are null values handled in Spark 2.0 when creating a DataFrame? Is there a way to use Option?

Problems to create DataFrame from Rows containing Option[T]


ImportError: cannot import name '_obtain_input_shape' from keras


How to split a string array into small chunk arrays in java?

How to split an array into multi arrays in java?


How can I make Spring Security store the HTTP Session in a database to use the web app on multiple servers?

Can I Configure SQL Server to Store JAVA Application Session State?


Using Spring @Procedure to call StoredProcedure without binding to a table

How to call a stored procedure in Spring Data JPA without entities (and therefore without repositories)?


How to transform my data to include columns in the values

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How to reshape pandas dataframe only line and add value

Transpose data frame in a particular format in python

Convert multiple year columns into single year column (tidy format) in python pandas

Transposing the column in pandas and also repeating the value of each row (number of column times)

Reformat Pandas DataFrame using multiple columns to unstack data

How to split row information between multiple rows in a DataFrame?

How to reverse a 2-dimensional table (DataFrame) into a 1 dimensional list using Pandas?

How to change the orientation of the data in Pandas DF?

A smart way where you concatenate transposed rows of a multi-column df to a single column df

How to convert values of a column into a new rows

reshape data format and keep the same index in pandas

How to convert a pandas dataframe into a labeled 2d array

How to merge 2nd Column value in end of 1st Column in python

Expand pandas dataframe from columns to rows

How to transform complex table to one column table

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Pandas - For Each Index, Put All Columns Into Rows

Pandas wide to long format with multiple index

(Pandas) Working with dimension tables: How do I transpose horizontal table data into a vertical normalized table?

Disjoin pandas dataframes based on column values

How to transform pandas column values into row values interdigitally without for loop

How to unpivot a pandas dataframe based on some grouped column?

how to combine all cell in excel sheet into one column of n new excel sheet using python

How to stack multiple columns into a single column pandas

Convert dataframe data from columns to rows

transform a rating matrix(lines:User IDs, columns:Movies IDs) to a 3 columns matrix where the columns are(users IDs, movies IDs, ratings)

How to convert/reshapet the data in columns into rows in a dataframe using python?

Transforming a dataframe to a list, groupby() not working

Vertically flatten multiple columns and merge based on multiple columns in Python

Python : How to generate table from dataframe

Best way to convert one row into many rows inside dataframe

How to append multiple columns into two?

How can I achieve this desired dataframe manipulation in pandas?


How to determine whether or not user sent MS Outlook message which was built from Java code?

How to determine whether or not user sent MS Outlook message which had builded from Java code?


collapse menu by Document:click (HostListener)

How can I detect a click outside an element in angular 6


Problem with scrollto offset javascript because of header

How can I add +10% to the smooth scrolling of a html page?


What happens if I encrypt a message that are larger than value returned by getMaxMessageSize at node-rsa


How to concetenate several letters into one unique character string?


How to detect when EF Core must do some of the IQueryable operations in memory


How can I efficiently update the UI from an async method?

Updating the UI Thread without a task to continue on


I want to create a nested table or table row

HTML Nested Tables - Tables Do Not Align


Exchange Online - Get-UserPhoto - how to catch non terminating error?


Tapping screen causes current controller to return to previous controller

Swift 4 Odd unexpected jump back to earlier storyboard


Dynamically sort a list by array of items


Unification ct scan voxel size by using interpolation in Python

How to crop and interpolate part of an image with python


KeyError when adding objects to SQLAlchemy association object

SQL Alchemy association proxy doesn't work both ways


SQLAlchemy throwing KeyError when using Association Objects with back_populates – example from documentation doesn't work

SqlAlchemy KeyError: 'post' while using .append() or .extend() in many-many relation


Bootstrap 4 form input with icon for validation

bootstrap 4 equivalent for form-control-feedback


How to perform drop() using MongoDB drivers for php 7?

How to create new collection using MongoDB\Driver\Manager extension of PHP


azure function (node) calling mongodb finishes without error but nothing comes back from query

Returning CosmosDB JSON data in a Node Function App


Recognise similar instances in array and merge them

Determine winner from access n element from array of array


Add a Dynamic JScrollbars dynamically for the Splitpanes with null layouts of left and right panes


Copy MySQL table data to table 2 with condition based on table 3


spring data - Mongodb - findBy Method for nested objects

Spring Mongodb repository to get collection given id from subcollection item


Searching "phrase one" AND "phrase two" in VSCode


How to copy text from a div to clipboard

Copy to clipboard with jQuery (from a html tag <code>)

how to grab value inbetween span tags with javascript/jquery

javascript copy to clipboard function doesn't work

Is there a way to select any type of text?


iTextSharp Font interfering with common font

'Font' is an ambiguous reference between System.Drawing.Font and iTextSharp.text.Font


Actual use of lockInterruptibly for a ReentrantLock


how to copy a list to a new list, or retrieve list by value in c#


str_replace, gives me the wrong result Only when numerals are in it


Is performance gained when using continue in a for-loop with many if-statements?

Which is better Branched if-else if construct vs continue statement in loop?


(Console.BufferHeight) I can't see/scroll to see all the console output with Console.WriteLine

Streamreader skipping beginning of CSV file


What is the type of undefined in javascript?

Is `undefined` a type, a value, or both?


Simple method to shuffle the elements of an array in BASH shell?

how to randomly loop over an array (shuffle) in bash


Selenium Error - The HTTP request to the remote WebDriver timed out after 60 seconds

Selenium Error on google chrome click timed out after 60 seconds


Implement an interface and override methods in Java?

Organize Code for GUI and ActionListener in Java


Listing the Pub/Sub subscription consumers

How to list all pull subscribers of a google cloud pubsub subscription?


How to convert a string (char *) to upper or lower case in C

Convert string of lower case to upper case? In C


mongoengine - Query on ListField of EmbeddedDocumentField

Access item in ListField/EmbeddedDocumentListField by using __raw__ in MongoEngine


SQL efficient way to join a table where all values exist

What will be SQL query to find common values?

Match ALL (not ANY) values from a WHERE clause


Error on "pip install -U channels" command using for otree (Running setup.py bdist_wheel for twisted ... error)

When installing Virtualenv install I get locustio error 1


How to resize a android webview after adding data in it

How to change webview size (window.innerWidth; window.innerHeight)?


Compress UIImage by reducing bits per pixel in Swift


Increment date with AWK for few days and months

Nested awk and replace in a program output


What is the difference between backticks (``) & double quotes ("") in golang?

How to convert newlines to proper JSON in GO?


Print a message through EUSART PIC18F45K80

Not able to transmit bytes to docklight EUSART


Java system properties and environment variables

what and where is "jdbc.drivers" system property?

How to set the system variables using java program


Error: the update operation document must contain atomic operators, when running updateOne

Official mongo-go-driver findOneAndUpdate using struct


SQLAlchemy - Session.commit in Session.query loop resets object __dict__

python sqlalchemy query all() result.__dict__ empty without print


Date parsing in javascript is different between safari and chrome

Simple Datetime parse issue cross-browser

Date object return invalid date in javascript

new Date in firefox develop edtion result in negative year

Safari and Chrome showing different results of new Date()

Different behaviors with javascript's new Date(string)

new Date() works differently in Chrome and Firefox


How can I cut a string after X characters?

How to remove every character after number of digits


How to run a jar file in command line which is packaged in another jar file?


JavaScript: split() but keep comma, dot, other delimiter

Regex problem - Multiple matches of groups


Bubble Sort in Assembly using Visual Studio

Assembly x86 - Comparing array values help needed (bubble sort)

Bubble sort in x86 (masm32), the sort I wrote doesn't work


request.POST empty after upgrading from Django 1.11 to Django 2.1


Need workaround for calling alert() from background script

Alternative to prompt() in a Firefox WebExtension


Any number of vertical lines in plot within shiny app


Full Width Background with Fixed Width Content (CSS)

full width/stretch a website background image


array_shift() after an arsort() messing up keys/indices


Angular2 Getting route's params with promises

Can't Read Query Parameters From Promise


Push element in any position of array in the subdocument

mongodb array of objects insert with specified index


How to remove all relations from manytomany?

How to reset a Many-To-Many-Field in Django?

How to remove many to many relation for queryset?


Type loading by Assembly.LoadFrom is not the same


Finding the difference between two dateTimes in XSLT

How to get number of secondes between two dates with XPath

Finding the difference in MS between two dateTimes in XSLT 1.0


react native currency symbol not printing from variable

Use a raw HTML entity in an attribute in a React component


Generate unique ID like Firebase Firestore


how to execute a loop in a loop in Robot Framework


jquery - get number of li inside a ul element

How can i hide an ul when it has no li inside?


Why does std::ofstream add extra #13 (newline) characters?

c++ output char to file give wrong value


How to do LEFT JOIN in MongoDB aggregate function?

Handling unwind for the non existing embedded document

Mongodb $unwind removes objects. if $lookup doesn't have reference


Xcode: Any way to refresh/re-run the playground?

Why does Xcode 10 in Playground not run automatically?

Swift Playgrounds not updating automatically on macOS


Row numbers differ (NA vs 1) when adding first row to empty data.frame

R DataFrame indexing issue. 2 becomes NA


How to choose a random line from a text file

How can I randomly select a question from an external file using python


Beginner question - Inheritance - why isn't my age constructor parameter used?

passing variable to parent class in Kotlin


why is a double-quoted awk command substitution failing in csh

Illegal variable name error when using grep -v '^$'


Find duplicate in list using built-in functions only


problem with powershell and cmd with pipes

Running PowerShell command from CMD gives positional parameter error


How to kill a navigation stack? Pop all previous screens in Flutter?


pd.read_html() imports a list rather than a dataframe

make pd.dataframe from pd.read_html result (list)


How to programmatically binding width DataGridColumn from another DataGridColumn

Binding to Properties not work in CodeBehind but work in xaml


JWT cannot be retrieved by HttpContext.GetTokenAsync in .NET Core 2.1


phpunit test returns 302 for bad validation, why not 422

Laravel 5.6 - the validate() function doesn't return 422 with invalid input


Error Keyerror 255 when executing pymysql.connect


Read line from file without knowing the line length

how to read an input without knowing its size in C?

Create a string without knowing its length


Best way to remove all elements of a large mongo collection without lock and performance impact?


Key error when selecting columns in pandas dataframe after read_csv

Pandas Dataframe Tabs and Whitespace Trim


PyQT5 : Qlabel overlay eachother even after using grid


How do I remove the first empty column in a CSS grid?

List in CSS Grid Not Aligning as Expected


Angular : how to call finally() with RXJS 6

How to use finally in HttpClient Angular 7


iPhone - Is it possible to override silent mode or have a recursive alert sound with push notification?

Video does't have audio when iPhone is on silent mode

How to play a sound on iOS when the mute switch is enabled

Play sound on iPhone even in silent mode


How to make all points in a line chart appear to scroll leftward with each new point added at the right edge


How to run a powershell script from a win form written in C#

How do I run the powershell script in c#


Bash: using parameter expansion to add variables at front and end simultaneously


How to multicast with ipv6 udp socket in C/C++ on linux?

Sending packet to interface via multicast


Unable to solve incompatible with attribute error in android

Unable to solve resource linking failed error


Why does reflow need to be triggered for CSS transitions?

Changing the display attribute nullifies opacity transitions


can somebody help me to correct my following code at the styling point in Pandas Python


Get annotation information from JAX-RS annotation


How can I disable landscape orientation?

fix app for only portrait mode or landscape


Is it possible to access resources from a different project using the designer in WinForms?


golang prepend a string to a slice ...interface{}


Why is there a compiler error, when declaring an array with size as integer variable?

C++ create an array of size of a vector and then copy vector into C style array


What is the minimal agent install footprint for Delphi build automation?

Installing Delphi via the command-line (i.e. non UI) for Docker image


How to redirect after google login using codeigniter?

Scope email issue on google login codeigniter


In the strategy pattern can the strategy take the Context as parameter

Strategy Pattern : strategy with the caller as attribute?


Random generated array does not print small value correctly


Content-Type header [application/x-www-form-urlencoded] is not supported on Elasticsearch


Python: is there a way to import a variable using timeit.timeit()?


Cucumber / Capybara -- how to get the host and port of the current execution

How can I get the current hostname and port when running Capybara with Poltergeist?


passing an array as a const argument of a method in C++

Passing Unsized Array through function in C++


Regex no two consecutive characters are the same


Is it safe to change a function pointer (std::function) inside a called function?

Setting std::function to nullptr from invoked callable target


Install/activate PHP "intl" extension running MAMP

Install intl.so Extension on MAMP mac system


How to disable foundation or bootstrap styling for a block of html code?

Is there a selector to disable Bootstrap inside a block?

Disabling Bootstrap CSS inside a certain container, stop overriding css


Cout in loop doesn't print char by char as defined

why doesn't output to std::cout get printed in single stepping?


Apache Airflow scheduler does not trigger DAG at schedule time

Airflow: Next Run is not scheduled somehow


Remove objects of some kind of type from a List<T> in C# using extension methods?

C# linq remove all element in a collection OfType<T>


How can i make div 1 appear below in div 2 using css


Kotlin how to return a SINGLE object from a list that contains a specific id?

Search object by id in custom type arraylist in kotlin


How do I get the max value of scrollLeft?

how to detect if the end of horizontal scrollbar is reached?


What is the equivalent of jest snapshot testing in Flutter?


What does "replaces versions" means in .NET Framework terms?

My site was built for .net 4.0. Will it work on new hosting provider under .net 4.7?


New Object PSCredential not working - using Unicode punctuation syntactically

Calculate difference in time using New-TimeSpan fails only in script


Why is python's built in multiplication so fast

Which algorithm does Python use for multiplication?


sparse svn update of deep directory structure

After doing an SVN ( subversion ) sparse checkout how can I checkout more files


When to use Serializer's create() and ModelViewset's create() perform_create()

What is the difference between the create and perform_create methods in Django rest-auth


How to give the background-image path in CSS?


How do I find out which dlls an executable will load?

How do I automatically find all dynamic libraries my Rust program uses (and put them into one directory)?


Swift 4.2: How to ONLY add Shadow to THREE sides of a UIView?


C# Regex.Replace match by the same amount of characters


Why can't an out parameter have a default value?

What is the reason that out parameters cannot be optional?


How to idiomatically alias a crate in Rust 2018?

Is there a way of resolving a crate naming conflict?

How can I use the futures 0.1 and futures-preview 0.3 crates at the same time?


PHP : Does extending class need another 'use' to call namespace?

How to pass namespace in function in another file?


Javascript e-mail validation of specific domains

Validate email comes from specific domain/subdomain

How can I validate an email address from a specific domain?

JavaScript RegEx to determine the email's domain (yahoo.com for example)

Javascript Email Validation Specific Domain


Segmentation Fault during malloc within Bullet Physics library


My script won't work as expected, it also crashes the unity editor


Executing a VBA macro using the HYPERLINK function


Why is __getattribute__ not invoked on an implicit __getitem__-invocation?

Why does not overriding __getattribute__ let use magic methods implicitly?


Routing using Activity.text in Microsoft Bot Framework


How to escape special characters in Spark SQL query, "`" does not seem to work


How to replace a single character inside a string in Golang?


Http post error: An existing connection was forcibly closed by the remote host


Unarchive Array with NSKeyedUnarchiver unarchivedObject(ofClass:from:)


Can't set style sheet for a derived class from QWidget in qt

PyQt5 styleSheet not visible when using inhearitance from QWidget using Python

Impossible to add a background-image in parent QWidget with PyQt5?

Background image disappears when adding button to gridlayout


How to group this PHP array by date and sum the values

Find Data from array and sum some of fields with dates available in array


how to toast a message if editText is empty by clicking button?

How to show a toast if Edittext has no text entered?


how to get a widget from QListWidgetItem

acces data from custom widget in qlistwidgetitem


Excel VBA referencing the folderpicker *new to VBA*

VBA EXCEL To Prompt User Response to Select Folder and Return the Path as String Variable

Extracting Several Files contents Within a folder into one file with Visual Basic and userform to chose the folder

VBA - Folder Picker - set where to start


How to prevent truncation of error messages in R

I don't want the warning message to truncate in R


Correct way to apply global styles into Shadow DOM

Memory Consumption When Placing Style in Shadow DOM


How to add prebuilt static library in project using CMake?


how to cleanly uninstall my python packages with pip3 or any other way?

I accidentally wrote "pip3 install f" and it installed something


IPython Notebook keyboard shortcut search for text

Renaming a variable everywhere in Jupyter Notebook


How to store images in firebase storage and save link to them on database?

Firebase: Value of type 'StorageMetadata' has no member 'downloadURLs'


DirectShowPlayerService::doRender: Unresolved error code 0x80040266 ()


Executing multiple statements in if-else without nullpointer exception

Clojure recursive function gives null-pointer exception


Set th width after table refresh 10 sec on th resize column?


ModuleNotFoundError: No module named '__main__.xxxx'; '__main__' is not a package

How do I find details of this python package (__main__)?


Send post data from html FORM with Javascript?

Asp.net MVC Post Data To Controller without refreshing page


Form submission causing 'Maximum call stack size exceeded'

jQuery submit form not working - Uncaught RangeError: Maximum call stack size exceeded


How do I get the file path from the content URI for video files?

How to retrieve the absolute path of content:// on an Android Intent?


How to set the rotation angle of the images in ImageView in Xamarin?


Implement Comparator for primitive boolean type?

How to sort ArrayLists using booleans in java?

Sort an ArrayList by primitive boolean type

compare list with multiple attributes involving a boolean

How to sort recyclerview by boolean value


How to make a tkinter canvas background transparent?

Tkinter: Display an image on top of other


How to create an alias with fixed/static parameters in Powershell

How to run consecutive commands in Powershell alias?

How can I write a PowerShell alias with arguments in the middle?


Assigning event TextChanged to all textboxes in Form


How to add a character to EditText in the beginning when typing

How to add a character in EditText after user starts typing


What does "read -p" do in a linux shell script?

Run interactive Bash with popen and a dedicated TTY Python

how to use python 'Popen' function execute a bash with 'read -p'


How to find/replace and increment a matched number with sed/awk?

How to add a variable to matched expression in sed?


Force CMake to look for x64 bit libraries instead of x32

Cmake boost looking for wrong architecture type


Why "unused attribute" generated warning for array of struct?


C#: Handling WebClient "protocol violation"

How can I send Content-Type header with a GET request in ASP.NET MVC?

HttpClient Working In .NET Core But Not Framework 4.7.2


check string matches from the given array of string in javascrpit

How to match string with multiple variables?


cannot implicitly convert type void to object error in C#

Cannot implicitly convert type 'void' to 'object'


Using sum() function for string nodes in XSLT

xpath translate function is not working with sum in XPath


command substitution doesn't work with echo in makefile

Why doesn't my Makefile interpolate an expression in a command

Impossible to execute shell command from Makefile


Error downloading and reading Excel file from URL in R


insert query with ajax without reloading whole page

Inserting through AJAX page is refreshing


List Distinct entries based on property and sum of duplicates

sum value and remove duplicates in List<>


Is it possible to make an md-button smaller?

How can i change the width of angular material button


While loop over numbers doesn't seem to be working


Getting real source code with javascript?

Is there a way to get DOM-element's actual HTML even if malformed?


Java Stream Collectors.toList() wont compile

java IntStream cannot use collect(Collectors.toList()), compilation error, why?


Linux Shell Script - String Comparison with wildcards

How to check argument equality with '*' wildcard in Bash?


Java FX - filling table rows in different colours


"cannot execute binary file" when trying to run a shell script on linux

Cannot execute binary file when calling its whole path

Cannot execute binary file with bash command


c++ passing arguments by reference and pointer

Is there any overhead difference between a pointer and reference in C++


how to convert datetime to unix timestamp in c?

Conversion of UTC timestamp to epoch time in C


pip ignores dependency_links in setup.py

How to install a python package in a zip file from a self hosted location using setup.py?


Wrong date format when submit Spring form

Is it possible to send a different value than what's displayed?


how to remember input data in the forms even after refresh page?

Form data disappear after refresh in php


can display but cannot save enlarged image with Pillow


Why textView "Hello world!" isn't showing on screen?


Java Wait for a HTML element and record the mouse click through WebDriverEventListener

What is Event Listener in Selenium Webdriver [ java ]

How to call an HTML element's event(s) without considering the event type?


How can I run cmd from batch file and add text to line without executing?

Set placeholder command in cmd at start shell without executing the command automatically


How to pass argument to class constructor when initialzed thru ::new in Java8

Java stream map call another constructor


How to partial download google drive files using java REST Client API?

How to download files in chunks using google drive api in java?


Storing Directory Hierarchy in a Key-Value Data store

Build File Tree of Cloud Storage in Firebase Firestore


Using a variable in Fortran's SYSTEM subroutine


Transfer a Two-Dimensional array to Two-Dimensional ArrayList?

How can I convert a 2D array to a 2D list with Streams?


How to perform cartesian product with Tensorflow?


Python: Executing a function when it is stored in a variable

Diff. between x = function and x = function() in python?


Preventing an image from being draggable or selectable without using JS


Alternate Python List Reverse Solution Needed


Detect click on the inner text of the element without wrapping the text in a second element

How to make click event only trigger on text (not other whitespace within the same element)


ffprobe Fastest way to read video packets


Sharing a reference to an instance of trait between threads

How to share an Immutable reference of a struct among multiple threads in Rust?


Can I use a later of version of sqlite3 with python?


How do multiple addEventListener work in JavaScript?

Check for event listener collisions with javascript


Is there is a C# function which is similar to .Map() in JavaScript?


Why do I get the error for using "pnorm" in Rcpp


How do I convert a binary string to a number in Perl?


How to make xticks and yticks appear along axhline and axvline?

How to label Positive and negative x-axis using set_xlabel?


constexpr expressions with side effects? (On MSVC)


getch returns 2 characters when I type one


Stored Procedure parameter default value - is this a constant or a variable

T-SQL - dynamic parameter in stored procedere


How to animate the colorbar in matplotlib

Update matplotlib's colorbar during animation


Android Identify listView using onItemClick listener


How to exclude specific parts of an Ivy dependency on Android

How to use Android App as a "Producing client" for Kafka?


Multiple assignment on one line not working as expected


Unresolved External Symbols when using CUDA Driver API VS2012

CUDA Undefined Symbols Error for nvrtc related samples


Class diagram - dependency or association from class to interface?

Code to UML - Does an association exist if a class uses another classes methods?


How to add line numbers to textarea only with pure Javascript?

how to add line numbers to beginning of each line in string in javascript


Is this how to compute Greenwich Hour Angle with PyEphem under Python 3?


Is there a command that does 'git [merge|rebase] --abort'?


PHP get everything in a string before underscore


Unrecognized request: { _request: evaluate } in visual studio code

Debug Console does not react to given input


firestore: PERMISSION_DENIED: Missing or insufficient permissions

Firebase authentication error code : could not navigate file


How to print two dimensional array of strings as String

need help printing out a string in a 2d array


jQuery: Add values of checkboxes to input text field

Remove specific characters from string jquery


How to set or change the default Java (JDK) version on OS X?

Change Java version in a terminal session (Mac OSX)

How to switch between releases of Java on Mac OSX?


How do I use hexadecimal color strings in Flutter?


How to change the the number of digits of the mantissa using offset notation in matplotlib colorbar

matplotlib tick label format: fixed number of digits with offset


Python Replace Single Quotes Except Apostrophes

Replace single quotes (') with double quotes (") except apostrophe


Curl error Could not resolve host: saved_report.xml; No data record of requested type"


Spark standalone configuration having multiple executors

How to use multicore in a local spark instalation

Running Spark with multiple executors from the command line, but in reality only 1 is created


how to emit signal from a non PyQt class?


With useEffect, how can I skip applying an effect upon the initial render?

react-hooks: skip first run in useEffect


Removing display:flex adds spaces around a link. Why?

Gap between link and paragrath missing using css flexbox

Why does my HTML tag remove the space before it and why doesn't line break work here?

d-flex removing space from before hyperlink

What do "flex" and "justify-content" achieve that "text-align" doesn't?

Why does a ::before pseudoelement with content have only leading spaces stripped in a 'display: flex' container?


Angular 6: Property 'catch' does not exist on type 'Observable<Response>'?

Property 'catch' not supported in Angular 6


SQL Server trigger to add / update table from a view

SQL Trigger - DML statement Output Insert Error


Passing arguments to Start-Job scriptblock?

powershell scriptblock passing arguments (looked into "duplicate" solutions - no answer)


Example of the right way to use QThread in PyQt?

PyQt5 window keeps freezing although using threads


Getting make to create object files in a specific directory

Using Makefile compile multiple .cpp in diferent folders to a single build/ directory

How to search header file and create missing directory in makefile


Java synchronized String IllegalMonitorStateException

Why is IllegalMonitorStateException thrown despite the thread calling notifyAll owns the monitor?


How can I use this in the left side of the object destructuring assignment?

How to use spread syntax or destructuring into `this` value?


Matching strings with re.match doesn't work


How to download a file that is automatically downloaded in a web browser when I visit a certain URL?

Get the inputstream from a given downloadable link in java


encode() with private key in "AndroidKeyStore" return null


Git keeps mentioning my old username even if I can't find a trace of it

git permission denied to my old username despite i have changed it from config


ConnectionAbortedError: [WinError 10053] An established connection was aborted by the software in your host machine

java.io.IOException: Connection was aborted by the software in your host machine with Sendkey() in selenium java


Exclude unwanted tag on Beautifulsoup Python

Using Python beautifulsoup to select everything except a specific tag


how to create dynamic row with input fields in html table from given row


How Can I have IIS properly serve .webmanifest files on my web site?

Why site.webmanifest is not being served by Azure AppService


In pandas, what's the difference between df['column'] and df.column?

What is difference between DataFrame attribute and column


Object pandas has no attribute name Series

AttributeError: module 'pandas' has no attribute 'Series'


How to use overloaded explicit conversion operators?

How to do explicit overloaded conversion in F# like in C#?


Partition of an Integer + Number of partitions

How many different ways do we have to group them?


What is the up-front cost of an object being finalizable?

Finalize method causing performance overhead


Checking Database Names and Create Database at run time

Dropping databse if it exists, is it correct?


Performing algebra with newtypes based on integers Haskell

Making newtype instance of Integral class in haskell


PHP5 sqli bind_param problem with binding boolean values

How do I put booleans into a mysql database with prepared statements?


HTTP Get request from angular to spring backend being blocked by CORS policy


When should I provide a destructor for my class?

How to delete an object inside of a class declared with "new" alongside the class


Can an Ms Access database create a backup of itself while it's open using vba?

Automatic Backup of Back End Data in MS ACCESS


QWidget: Must construct a QApplication before a QPaintDevice

Must construct a QApplication before a QWidget & Invalid parameter passed to C runtime function

Update PyQt widget through ipython/jupyter notebook cells

Function for a simple open file/save file dialog with PyQT


C++ Supply initializer-list constructor for class template

Initializer list syntax in member initializer list using C++11

calling base class constructor using curly braces when define the child class constructor?


How to read and print contents of text file line by line?

Reading file line by line from windows bat file


Date column arithmetic in PostgreSQL query

Postgresql difference between two columns dates?

how to calculate only days between two dates in postgres sql query .

Get month,days difference between two date columns


How to get line numbers in my python 2.7 script mode?


How to sum 2 variables and store it into one variable

subtract custom field from field in jaspersoft studio


Compressor library can't find photo File after creating it with Camera


What does replacement mean in numpy.random.choice?

what does `replace` in `pandas.DataFrame.sample()` do?


Why do I get "All com.android.support libraries must use the exact same version specification" in Android Studio 3.2.1?

Could not parse the Android Application Module's Gradle config. Resolve gradle build issues and/or re-sync when trying to connect with Firebase


Making a character list from a string in Haskell


Deduction guides and variadic class templates with variadic template constructors - mismatched argument pack lengths

C++17's Variadic `using`: Discrepencies between compilers

Deduction guide and specialization to find out if the template parameters were specified: not working

Variant visitation overload trick not working in gcc

Variadic deduction guide not taken by g++, taken by clang++ - who is correct?

Variadic Class Template Argument Deduction

Variadic class template deduction fails with gcc 8.2, compiles with clang and msvc


Limit the number of running jobs in SLURM

run multiple files with slurm without overloading the queue


What is the difference between streamController.add() and streamController.sink.add()?

What is the difference btw BehaviorSubject.add and BehaviorSubject.sink.add?

What's the difference between streamController.add() and streamController.sink.add() methods?


Tuple struct constructor complains about private fields


Why doesn't there exists a subi opcode for MIPS?

What is the "relationship" between addi and subi?

MIPS: No error in Mars IDE, but error in QTSpim


I'm unable to install opencv-contrib-python in docker

from .cv2 import * ImportError: libgthread-2.0.so.0: cannot open shared object file: No such file or directory


Why can't I add a blanket impl on a trait with a type parameter?

Why does rust say "unconstrained type parameter" whereas it seems to be constrained?


How could I validate/compare two dates in node js to ensure endDate is withing after 24hours of startDate?


When using a template in c++, I had a duplicate error


How to write information from a list to a csv file using csv DictWriter?

Extract an entire Python dictionary from a list and export to csv


What is the preferred way to avoid SQL injections in Spark-SQL (on Hive)

Apache Spark: In SparkSql, are sql's vulnerable to Sql Injection


Java Mouse Click event handler with Jtable


Find highest and lowest number from the string of numbers

Why is Python's max() function not accurate?


How to read multiple times from same io.Reader


condas `source activate virtualenv` does not work within Dockerfile

run a Python script with Conda dependencies on a Docker container


How can I indent all text in a paragraph except the first line?


How to use order by with distinct in mysql?


Difference between the address space of parent process and its child process in Linux?


adding list to array of list in localstorage

store array into localstorage instead of replace


When would I use const volatile, register volatile, static volatile in C++?

Const variable effect on a global variable


Deploy and install application along with database (MySQL or MariaDB) --offline environment--

Is it possible to install MySQL Server along with standalone client-side software?


How do I make a class whose constructor looks like the constructor of a built-in class?

Ruby: BigDecimal: a class and a method at the same time?


Geany intellisense like functionality for C++


(C++) Expression must have a constant value


C++: Why does a struct\class need a virtual method in order to be polymorphic?

Why won't dynamic binding work without the use of the "virtual" keyword?


c++ memory error when using malloc/realloc/free on std::string

dynamic memory allocation to a struct type


How to create raw string from string variable in python?

Compiling user defined regex object and searching/matching in Python


Why ViewControllers don't completely fit the screen in an iPad?


How to multiply matrix with another matrix rowwise in Eigen?


template parameter packs access Nth type and Nth element

How to access n-th value of an integer_sequence?


mongo export SyntaxError: missing ; before statement @(shell):1:14

Cannot backup mongo database due to command execution error


How does short-circuiting work in std::conjunction


Is the [0xff, 0xfe] prefix required on utf-16 encoded strings?


how do I select all rows from a table in Mongodb in the console?


Sending array field between HTML and Node JS


Change background of Terminal.app from the commandline

Any way to set background color of console in python on Mac?


Avoid OK Retry button for Xamarin Camera

How to don't open page select "Retry" or "OK" when take photo use library Plugin.Media on Xamarin Forms?


What type in C# stores 64-bit double-precision floating point values?

CIL data types and equivalent of them in C#


MongoDB Java driver 3.x: How to pass allowDiskUse=true to aggregate() method?

Java MongoDB 3.6 Aggregation with Cursor option


Sending columns of a matrix using MPI_Scatter

Unable to correctly receive custom MPI datatype


Convert object array to hash map, indexed by an attribute value of the Object

How to transform attribute values into keys?


Using a if condition in an insert SQL Server

If record doesn't exist,generate AnnouncementID,if record exists,don't generate AnnouncementID,how to do it?

How to write an append/replace stored procedure/function?


MPDF - Including PHP Variables in html output


Strings sent through Web API's gets wrapped in quotes


Modification of the basic if expression in Scheme. Why does it go into an infinite loop?

scheme out of memory racket using cond instead of if


How to get data from firebase and show in android studio?

How to display data with Firebase and Android Studio using a spinner


How to read connection string in .NET Core?

ASP.NET Core 2.1 Web API - ConfigurationManager.ConnectionStrings returns null


Can an O(n) algorithm ever exceed O(n^2) in terms of computation time?

Why does this O(n^2) code execute faster than O(n)?


Kotlin array initialization throws null pointer exception

Kotlin 2D array throws NullPointerException when using command line compiler on linux


Java&Mongo: get object where field exist

With Spring Data in MongoDB, can I search by a missing field?


Java MySQL creation of user defined variable connection specific?


Don't understand error message on SQLalchemy

The foreign key associated with column 'x.y' could not ... generate a foreign key to target column 'None'


Custom partiotioning of JavaDStreamPairRDD

Getting error while saving PairRdd in Spark Stream


Basemap import error in PyCharm — KeyError: 'PROJ_LIB'

Basemap library using Anaconda Jupyter Notebooks - KeyError: PROJ_LIB


Resize newly added child into parent in JAVAFX


Sending JSON body through POST request in OKhttp in Android


Does new React Context API trigger re-renders?

React Context - Only Render Specific Child Components?


Does Number.toFixed() use locale conventions?

How to convert floating point decimal separator from dot to comma in Javascript

Javascript: using toLocaleString + Tofixed


AJAX works on localhost, but doesn't on live server

AJAX works in localhost but doesnt work in live web


Is there a method that gets called on app uninstallation?


How do I reload a module in an active Julia session after an edit?

Reloading module after change Julia v1.0


How to echo PHP and HTML in if statement

duplicate values in a selectbox html/php


I dont understand why my variable is NULL


libMobileGestalt MobileGestalt.c:890: MGIsDeviceOneOfType is not supported on this platform

Xcode simulator is not supported on this platform


What does an empty set of parentheses mean when used in a generic type declaration?


Platform independent resource management

Is there a Linux equivalent of Windows' "resource files"?

Linux - Is there a way to have a simple static library that contains resources?


javascript show hidden div when select option is selected

Hiding/Unhiding the <div> block according to option value in <select> tag in javascript

How to show/hide DIV on selection of ANY drop-down value?

Show and hide html element on selected option change


why I could use first() method when my resultset type is forward only?

Scrollable methods of ResultSet works even though result set type is ResultSet.TYPE_FORWARD_ONLY


Microsoft SQL Server MERGE statement Violation of PRIMARY KEY error


How can I list all users using firebase admin sdk

Flutter : Get all registered firebase users


How to check if object is an array of a certain type?


How to delay 'hot' tasks so they can processed in a set order


How to stop a requestAnimationFrame recursion/loop?

Right usage of requestAnimationFrame / cancelAnimationFrame


Upgrade to Babel 7: Cannot read property 'bindings' of null

How to solve the `TypeError : Cannot read property 'bindings' of null` in JavaScript?

TypeError in plugin "gulp-babel": Cannot read property 'bindings' of null


How to escape a pipe char in a code statement in a markdown table?

Using Github Markdown: How to get literal Pipe into a table


Google Maps API v3 - how to detect when map changes to full screen mode?

How do I know when Google maps changed to full screen mode


Get an Array of Dates of the current week starting on Monday

Swift: Creating array of Dates in a swifty way


Data Member Order and XML Deserialization

XML deserialization ignores properties out of alphabetical order

WCF Datacontract, some fields do not deserialize

DataContractSerializer doesn't deserialize well into a Struct


Creating a shadow for a UIImageView that has rounded corners?


Regex to extract top level domain from email address


Trying to create a virtualenv in python and activate it

How do I activate a virtual environment in Windows 7


How to find array index of largest value?

How to I make this code to print the highest value(s) in the array?


Play a sound in JS when some text appear on the screen

How can I have a Tampermonkey userscript play a sound when a specific word appears on a page?


Upgraded Python; Do I have to reinstall all site-packages manually?

How to use Python packages that were installed on Python 3.5 in Python 3.7?


Create new columns from aggregated categories

Count the frequency of two linked columns in Python


How do I simply parse a date without a year specified?

How to parse a date in java where year information is missing

DateTimeFormatter could not be parsed using "HH:mm E d MMM YYYY" pattern


Removing hashtags , hyperlinks and twitter handles from dataset in R using gsub


Upload File as String to JavaScript Variable

How to read a .txt file and convert to string in javascript?


Getting the value of a div tag's special attribute

React isn't returning the value from onClick


Confusion between isNaN and Number.isNaN in javascript

Javascript's Number.NaN() function gives false for values which is supposed to be true

Why isNaN(undefined) !== Number.isNaN(undefined) is true

what is the difference between isNaN and Number.isNaN?


How to put first char of some string in the middle of string


Can I fire and forget a promise in nodejs (ES7)?

Async/await - Combination of awaiting functions and non awaiting fucntions

Call async function without blocking thread with await

Are Promises in JavaScript guaranteed to make progress even if they are not consumed?

Is it safe to omit await to let a method run in parallel?


How can I make an html page automatically fit mobile device screens?

How to make my website fit on all screen resolutions


Transform only one axis to log10 scale with ggplot2

ggplot barplot : How to display small positive numbers with log scaled y-axis

How can I make the y axis ticks of my plot increase by multiples of 10?

ggplot geom_bar with scale_y_log10 originates at 1


My PHP code is writing all orders into one line and I don't know, why?


Is it possible to allow a user to enter an array size with a keyboard?

Alternative to dynamic memory allocation


Elegant way to search an PHP array using a user-defined function

binary search in array that contains range


Accessing non-static members through the main method in Java

how to use non static data from other class


How do you strip a character out of a column in SQL Server?

How to write SQL Query to remove a given set of special characters from a selected column?


How to use dplyr tbl on a SQL Server non-standard schema table

Connecting to a database within a Redshift database via RStudio using `r-dbi` and `dbplyr`


pandas to_datetime() then concat() on DateTime Index

how to join several dataframes by their dates index with pandas?


Compare two numpy arrays row-wise ValueError

How many rows are equals between two matrices in numpy


Any way to make DataContractJsonSerializer serialize Dictionaries properly?

How do deserialize JSON with non-standard (and varying) property names (in .NET)

Deserializing Part Of A JSON To Dictionary using C# DataContract

How do you serialize non-standard JSON with JSON.net?


Discrepancy when converting ancient dates between java.util.Date and java.time.Instant

DateTimeFormat giving diferent result than SimpleDateformat


How do I add 3 dot overflow menu on custom action bar for Oreo?


How to convert binary image data to URI for same image in nodejs?

NodeJS base64 image encoding not quite working


How to subtract specific rows of 2 separate files with different increments

Is it possible to subtract columns in separate files and choose which rows to subtract?


Missing field in database but exist in Django's model


$expr arrayElementAt not working in aggregation for embedded document

Access ListField/EmbeddedDocumentListField by negative/minus index num


How do I create an array whose elements are all equal to a specified value?

Looping through each item in a numpy array?


C++ vector counting each element's occurance

Count item repetitions within a container


Android - keep playing audio with HTML5 javascript when Internet drops - fetch, blob


I'm having problem getting data from ckeditor textarea


How can I use React hooks in React classic `class` component?

Uncaught Error: Hooks can only be called inside the body of a function component within Class component

Using a React hook inside a class component


Bash string redirection to stdin: remove newline


How are built-in types protected from overwriting (assigning to) their methods?

How python prevents me to set a new attribute to a built-in class?


Regex for not allowing consecutive dots or underscores

Regex that does not allow consecutive dots

How to find a string that does not have consecutive dots using regular expression

Regex for not containing consecutive characters


How to select next tab from child fragment

How to change Fragment in View Pager using Button in the fragment?


unshare --pid /bin/bash - fork cannot allocate memory

Why is bash, when run by unshare, unable to fork any processes?


Google cloud platform and firebase push notification pricing and limitations


QT Resource File - Images Not Showing When Running


Why does a cURL request return a percent sign (%) with every request in ZSH?

When printing out a variable in a loop, why does the last character end with the symbol %?


Check if string contain only utf8 letter

Regex for Name field in an Angular application that allows only alphabets, but from all languages


Can you define fields and values with a "LOAD DATA LOCAL INFILE" query in MySQL?

MySQL - how to concat on load data statement?


how to create Local database trigger in android


Why is this C# COM class usable from VBScript but not JScript?

Why COM class need to be public if non creatable?


How to get a batch file to handle spaces in file names?

How do I create a text file inside a specific folder with information inside, with a batch file?


How to make half-square background in css

CSS second half background which goes from one edge to another


Move cursor on scrollWheel:(NSEvent *)event


"unable to load shared object" when loading the rJava library

.onLoad failed in loadNamespace() for 'rJava


convert short url to long url using powershell or c#


Add header to all* HTTP requests on a machine

Image source URI requiring authorization

WPF add header to Image with URL pettitions


The type org.springframework.context.ConfigurableApplicationContext cannot be resolved. It is indirectly referenced from required .class files

Spring boot issue main class gives compilation error


what is the activity name in anonymous class


dataTable() vs. DataTable() - why is there a difference and how do I make them work together?

cannot find solution DataTable().ajax.reload() not working


Toggle particular div on particular button click using Jquery


#if, #else, #end if ... what do the hash signs mean in VBA?


PHP authentication with multiple domains and subdomains

Redirect from website to another and force auto login


hibernate executeUpdate wrong number of affected rows

JDBC returns wrong number of affected rows


which is the best way to externalize a database configuration on a desktop app?

java - How to set JDBC connection properties in config file?


String.Format is not giving the correct string in Xamarin.Forms

Label text is not properly displayed in Xamarin Android and Windows app?


Gitlabs artifact of one project used in further projects

Gitlab CI + maven: Use another repo as local dependency


Qt linker error when adding class to basic Qt GUI application


Duplicating training examples to handle class imbalance in a pandas data frame


table header is repeating from a for loop in php


Node vs PHP SQLite performance (270ms vs 70ms) - am I doing something wrong?


Pandas using row labels in boolean indexing

Pandas multi conditional data selection by using loc


How to check that IEEE 754 single-precision (32-bit) floating-point representation is used?

How to statically assert that floating points are IEEE-754 in C?


How to create user and upload data on Firebase in one single transaction

How to handle a secondary task error that is crucial but primary task may only succeed once?


Python: How to count the number of objects created?

How to print the total objects in my class? (Python)


M_PI works with math.h but not with cmath in Visual Studio


R: Sample a vector with replacement multiple times

(R) - creating a dataframe of resampled data


How does string interpolation work in Kotlin?

Kotlin - How to correctly concatenate a String


jersey2 Unit testing,HttpServletRequest is null

How test HttpservletRequest with@Context parameter in JerseyTest?


Pandas DataFrame Table Vertical Scrollbars

Iframe in Jupyter Notebook Pandas output


C++ Global variables and initialization order

Simple property access in C++ not working


Are the data registers EAX, EBX, ECX and EDX interchangeable


vtable for .. referenced from compile error xcode

undefined reference to `vtable for class'

undefined reference to `vtable for Vehicle' - object-oriented programming exercise

undefined reference to vtable "Transaction"

undefined reference to vtable; virtual function issue

What does "vtable for *Class*" error means?

Undefined reference to `vtable' in the constructor

C++ undefined reference to vtable on compile

Undefined reference to vtable while implementing virtual functions

undefined reference to 'vtable for classname'

How to create my own library in Arduino with LiquidCrystal?

undefined reference for vtable when creating tree nodes

Any tool to help on debugging "undefined reference to vtable"

Undefined Reference to 'vtable' for derived class and deconstructor of that

Undefined reference to vtable in final class constructor and destructor


Why do classes in the Python threading module expose factory functions instead of constructors?

Why is threading.Timer a function and not a class?


C++ Initialising fields directly vs initialisation list in default constructor

Are there 2 times initialization when there is a constructor with default argument


Error in Eclipse-Tomcat Setup - ClassNotFoundException "1catalina.org.apache.juli.FileHandler"

Configuring logs with Tomcat 8.5 / Eclipse 4.7 / Java 8 causes startup failure


Why isn't my Exception being caught by catch?

Catching exception in the script calling a method of an object that throws exception in php


Difference between no-cache and must-revalidate

What could I expect `Cache-Control: no-cache, public` to do?


Global unhandledrejection listener in React Native

How to find source of Possible Unhandled Promise Rejection


How to create example data set from private data (replacing variable names and levels with uninformative place holders)?

Anonymize data for each distinct row in R


Is boolean array itself thread safe in Java?


How much data / information can we save / store in a QR code?

Generating big QRcodes in javascript (not reaching its maximum capacity)


Python psycopg2 DELETE data in AWS, no result, no error


Angular 6 - ERROR TypeError: Cannot read property 'value' of undefined

Angular 7 Cannot read the property email of undefined


My media queries gets overwritten by normal css code


How to find a node in a tree with JavaScript

JavaScript: Setting Nested object value by ID

Update a value in a nested array while maintaining original indexes ES6


What registers must be preserved by an x86 function?

Segfault at printf in program using asm and c


chrome inspector showing flashing on body tag

In the console, if the html tag flashes purple, does that mean it is being rerendered in javascript?


How HTML FORM take only letters not numbers?

PHP- how to allow only letters in a text field. Also how to only allow numbers in a text field


SQL Server Management Studio Logins Dialog missing

Creating new user in SSMS with dialog box


How to check if a user has a specific role in on_message?

Discord.py bot that executes responses based on specific role


How to cancel a form close in Close Event?

Access VBA - How to obtain a Yes/No question when the user clicks the form's X to close it


I can't access $_POST values through index


Re-prompt user to input a valid input in java


For Each loop: How to adjust code to move files in one run rather than multiple

For each is not picking up all the emails


Need help with brute force code for crypt(3)


What are gcc on linux's equivalent to microsoft's critical sections?

Linux equivalent to windows's EnterCriticalSection


State not updating when using React state hook within setInterval

Can't read latest state variable in setInterval (Hooks)

Use React hook to implement a self-increment counter

setInterval inside of useEffect Hook is not working as expected

Why setInterval with useState hook doesn't update state properly


Unmarshalling LocalDate/LocalDateTime with MOXy

How to convert json string to LocalDateTime using Moxy


How to insert to a MongoDB collection with a position

How to insert document at first position of collection in mongodb


Using HttpBuilder API in Java 11, where do you specify the hostNameVerifier?

Allow insecure HTTPS connection for Java JDK 11 HttpClient

java.net.http.HttpClient trust all certs and turn off hostname verification


Update a Joined Table with SQLAlchemy Core

How do you express a multi table update (UPDATE FROM) in SQLAlchemy ORM?


Using os_log to log function arguments, or other dynamic data

Problems with Unified Logging, StaticString, CustomStringConvertible and description


Parse string in HH.mm format to TimeSpan


How to get "at most once" semantics in variable assignments?

Assign variable once when first used in Makefile


Send email with attachment from a specific url in C#

System.Net.Mail.Attachment file url contains a #


What's the command for SQL to change the date-format


MongoEngine specify read preference on query

The 'read_preference' option in find API in pymongo


How to iterate over IDREFS values in XSLT 1.0?

XSLT split value without using tokenize()

Selecting a xml Node from and adding more nodes based on its value using xslt and c#


Can CSS force a line break after each word in an element?

How can we break two words into separate line?


C++11 regex matching capturing group multiple times

different groups, same pattern- regex cpp


Using C# 7.2 in modifier for parameters with primitive types

When to use the "in" modifier parameter in C#

Why would one ever use the "in" parameter modifier in C#?


Why is datediff interval "weekday" returning interval based on weeks and not days minus weekends?

Use Expression to calculate date using future date minus number days excluding weekends and holidays

How can I exclude holidays from working days calculation in a request (SQL)

Calculate Number of Working Days without Holidays & Weekends

MS ACCESS VBA, working days function incl. holiday when faling on weekend


URL.Action includes id when constructing URL

@Url.Action showing unnecessary parameter value after rendering page in MVC


Mongodb $lookup return empty array as result


remove duplicate values based on 2 columns

remove duplicate base on 2 columns of data


whl is not a supported wheel on this platform

What is the difference between CPython 27m and 27mu?


What does being schema-less mean for a NoSQL Database?

How to create mongoose schema dynamically?

Is dynamic schema possible with mongodb and nodejs?


how to define a function from a string using python


How extract string from file name in shell script?


How do you declare a the "nbsp" entity in XML document


How to access the class itself from within a class without using its name


Could not load file or assembly 'Newtonsoft.Json, Version=4.5.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed'

Could not load file or assembly 'Newtonsoft.Json, Version=10.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed' or one of its dependencies


Prevent sequelize to drop database in node.js app

Why tables are dropped while server start on node js


My image doesn't fit my canvas in html and javascript

Canvas returns half of the image, whats wrong?


Grabbing all regex matches of "$#" from a string


Pandas how to concat two dataframes without losing the column headers

pandas - is it possible to map by string with multiple columns?

Pandas: How to concatenate dataframes in the following manner?


ValueError: cannot switch from manual field specification to automatic field numbering

Align iterable : error "string cannot switch from manual field specification to automatic field numbering"


Delete all files in directory (but not directory) - one liner solution

Delete old files before adding new files in directory java without using FileUtils


firebaseAuth.getCurrentUser() return null DisplayName

Firebase user.getDisplayName() returns null


Class Not Found: Empty Test Suite in IntelliJ


'make' does not recompile when source file has been edited

Make: Compiling only one .c file though i modify the header file which is included in two .c files


Convert Windows Timestamp to date using PHP on a Linux Box

Convert Filetime to time (from variable) PHP


Bootstrap 4 how to have margin between columns without going over space

Unable to add margins to .col-*-4 class without pushing the third float to the next line


How to get a list of maven dependencies and the repositories they were fetched from

Maven dependency tree with repository info


Android - Firestore/Firebase Realtime Database ".info/connected" returns wrong connection state

Firestore + Realtime Database: presence comes to offline after a minute and never turn back online


Spring @Autowired and @Value on property not working

Spring boot component is facing nullpointer when running in unit test

Property values in bean class are null in constructor

using Spring property when initializing a class


MySQL ERROR 1826: Duplicate foreign key constraint name


Python default values and setting the value based on other variables. To if else or to not.

Python defining a value before if, or if/else?


How to subtract two date and time fieds in excel


Reference to an instance method of a particular object

"new" Keyword In Java Lambda Method Reference


Prometheus - how get last value counter metric


Can I display the value of an enum with printf()?

How to convert enum names to string in c

Why is it returning 0 or 1 and not True or False

Is there a way to go back to the string of a typedef enum?


Can't scroll over Google chart on mobile devices


No Hash Partitioning when using repartition in spark


How do I properly use the Java bitwise operators to modify a number?

How to set/unset a bit at specific position of a long?


thrust reduction result on device memory

What is the location of output of thrust::reduce operation(GPU RAM or CPU RAM)?


How to set multiple CSS display property values with jquery

JQuery compatibility style with css method


BeautifulSoup: do not add spaces where they matter, remove them where they don't

BeautifulSoup adding extra whitespace before and after each opening and closing tag


Bypass Gmail's spam filter (mails sent with PHP from a shared host)

Email goes in spam when I send it via others SMTP server

sending emails through custom made contact form


Go compiler says "declared and not used" but they are being used

What's error of my program? I already use these values?

Why does golang compiler think the variable is declared but not used?

Short variable declaration and "variable declared and not used" error

Golang "imported and not used" error, but package is needed, just not called in code

using := gives unused error but using = don't in Go

how to avoid from VSCode removing unused var or imports in Golang

How to disable Golang unused import error

Is there a way to flag compiler to ignore unused imports?

How to avoid annoying error "declared and not used"

Unclear declared but not used when reassignment


RewriteRule creating 500 Internal Server Error

apache doesn't accept this htaccess rewrite rule


How do I use reflection to invoke a method with parameters?

ClassNotFoundException while using Class.forname


How to prevent a flex item from stretching when wrapping


Limit the size of an file upload (html input)


VBScript - How to call an HTML file from SMB server and pass GET parameters via URL


Darken image overlay and add text over it in CSS

how to create and place a semi transparent layer on top of another div in css


Split a string based on white space in C#


Arrays of Int arrays. Storing duplicates in order only


Java 8 DateTimeFormatter two digit year 18 parsed to 0018 instead of 2018?

Java 8 date-time parsing with optional 2-4 year components


syntax error: 'delimiter ' is not valid input here


How can I achieve a hover effect on mobile devices?


Django view not rendering after Ajax redirect

Django return redirect to external url not working


ImportError when trying to call a command


Can't add keyValuePair directly to Dictionary

c# :A dictionary of string and list inside a dictionary of string and dictionary


Using Pyqt4 to download thousands of PDF's from URL


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Make WC_Cart add_to_cart method working for guests in Woocommerce


Return range of documents around ID in MongoDB

Get before and after documents in MongoDB with separate limit


Why does HttpServlet throw an IOException?

When is it ok to throw a ServletException from a Servlet?


Best practice to Serialize java.time.LocalDateTime (java 8) to js Date using GSON

How to serialize and deserialize Java 8's java.time types with Gson?


How to replace all html tags of one kind with another


Find 2 numbers in an unsorted array equal to a given sum

what can be optimal solution for problem?


How do I assign the output of a command into an array?

How to get the unique elements of the first column and store it in an array?

Capture multiline output as array in bash


Why does my .NET Standard NuGet package trigger so many dependencies?

NET461 with a NETSTANDARD1.0 nuget package causes additional dll files in the output directory

System.Buffers NuGet package >=4.4.0 copies ~100 System dlls to output directory when targeting .NET 4.6.1 through 4.7.0

Visual Studio 2017 project output contains random unreferenced system DLL files


Mongoose: how to set a schema-field to be the ID?

Can MongoDB accept custom Objectid that exceeds 12 bytes and 24 hex characters?


Invoke-Command error "Parameter set cannot be resolved using the specified named parameters"


NodeJS HTTP - listen on other port than 80

NodeJS - use other port than 80 for public access


regex to find a word before and after a specific word

JavaScript RegExp to extract two consecutive words after a symbol

Regex finding word/two words before/after specific word


Excel 2007: remove text limitations from cell


MongoDB - Querying between a time range of hours

Select datasets in a specific time range for aggregation

Compare with time part only in mongodb query

Query MongoDB search only in specific hours


Design layout preview isn't loading in Android Studio 3.2.1

Android Studio Layout preview not showing design


How to install PostgreSQL's pg gem on Ubuntu?

Unable to start rails server for a rails application


Does P/Invoke execute the DLL and then shut it down?

How to properly create a DLL in C++ for use in C#


After click a button wait 5 sec and JavaScript do the same process in frame


Count number of rows matching a criteria

Count elements (rows) in group of a data table


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Why not put ChangeDetectionStrategy.OnPush on every component?


Modify css of text field or select in vuetify components

Vuetify - CSS not working (taking effect) inside component