Knowing how to work with and display exit codes on the Linux command line or in scripts can help make errors more obvious. Exit codes on the Linux command line are numeric values that provide feedback ...

Sudo lets you run any terminal command as another user — hence "substitute user" — but the default and most common use for it ...

Linux runs on hardware as diverse as the Raspberry Pi and powerful supercomputers, making it a flexible choice of operating system. Linux can be used via a graphical user interface similar to Windows ...

I've been using Linux for a very long time, and from day 1, the terminal window and command-line interface (CLI) have been an integral part of my work. At the same time, I've learned that it's OK to ...

There are a lot of ways on Linux to make repeating commands easier than retyping them, and here's a nice collection of them. Life on the command line on Linux is clearly something most of us enjoy, ...