This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher ...

Your terminal doesn't have to look like a boring block of white-on-black text. Personalizing it so much easier than it seems.

One of the most powerful features of Unix and Linux is that using traditional command line tools, everything is a stream of bytes. Granted, modern software has blurred this a bit, but at the command ...

One of the simplest ways to run a command in the background is by appending an ampersand (&) at the end of the command. This method instructs the shell to execute the command as a separate background ...

The Linux command line is a text interface to your computer. Also known as shell, terminal, console, command prompts and many others, is a computer program intended to interpret commands. Allows users ...

Bash is fairly easy to install, but using it is another matter. Here are some commands to help IT pros dip their toes in Bash. I have written quite a bit lately about the Bash shell that exists within ...

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

Check if a file is really a file, whether a string contains anything, and whether you can run a program with these vital patterns.