B ash scripts are powerful, but with power comes great responsibility. It’s very easy for sloppy or poorly-planned code to do ...

This post follows up on Part 1 by examining the many ways that you can test the value of variables – e.g., whether they equal particular strings like “yes” or “no”, if they have a numeric value, if ...

Some of the most versatile commands you can run on the Linux command line are those that enable you to pass the output of one command to another by using something called a “pipe”. You can also set up ...

If you're working in a Linux environment, chances are you've encountered environment variables—even if you didn’t realize it at the time. They quietly power much of what goes on behind the scenes in ...

The Linux command line is a powerful tool that gives you complete control over your system. But to unleash its full potential, you must understand the environment in which it operates. One crucial ...

I’ve been using Linux for several months now and haven’t regretted it for a second, but it does come with some drawbacks. When I left Windows behind, I also had to move on from my long-time favorite ...