The ps command that we all use to list processes has some interesting options that many of us never take advantage of. While the commonly used ps -ef provides a complete listing of running processes, ...

The which command will show you the file-system location for a command’s executable. This is the file that is read and run whenever you type the command name. In ...

The vast majority of Linux distributions use systemd, including Arch, Red Hat, and Debian, and many of the distributions ...