https://askubuntu.com/questions/80254/how-do-i-turn-off-caps-lock-the-lock-not-the-key-by-command-line/607915
https://stackoverflow.com/questions/3723592/what-is-the-c-equivalent-to-the-c-cin-statement
https://www.tutorialspoint.com/c_standard_library/c_function_free.htm
https://www.google.com/search?q=localhost+name