AWK is a pattern-scanning and processing language that searches one or more files for records (usually lines) that match specified patterns. It processes lines by performing actions, such as writing ...

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 ...

It takes some time working with Linux commands before you know which one you need for the task at hand, how to format it and what result to expect, but it’s possible to speed up the process. With that ...

Some Linux commands are no longer in use. These commands may still be available, but it's best to avoid them. Each of these commands has a newer replacement. Over the decades that I've been using ...

If you don't think Linux skills are relevant, consider this: Linux system basics power Android devices, servicing half the world's smartphones and tablets. It's also the OS of choice for many of the ...

I'm a big fan of gamified learning. That led me to try out a popular Linux learning game: OverTheWire. What started as a quick curiosity turned into hours of addictive puzzle-solving, terminal ...