How to Find Files in Linux Using the Command Line
The find command is one of the most powerful tools in the Linux system administrators arsenal. It searches for files and directories in a directory hierarchy based on a user given expression and can perform user-specified action on each matched file.
How To Use Linux Screen
Screen or GNU Screen, is a terminal multiplexer. In other words, it means that you can a start a screen session and then open any number of windows (virtual terminals) inside that session.