About Linux GNU Screen command
Screen is a terminal multiplexer. It means that you can start a screen session and then open any number of windows (virtual terminals) inside that session. Processes running in Screen will continue to run when their window is not visible even if you get disconnected. It supports a scrolback history buffer for each virtual terminal and it is possible to move text regions between windows. Linux screen command offers you to open several separate terminal instances inside a one single terminal window manager. The screen application is very useful, if you are dealing with multiple programs from a command line interface. Screen is started from the command line just like any other command: $ screen Screen functions just like a normal shell except for a few special characters. Control Command Screen uses the command “Ctrl-a” as a signal to send commands to screen instead of the shell. Key bindings are the commands the screen uses after you press “ C...