To hear some people tell it, Linux is taking the world by storm. Unilever, a $52 billion consumer products giant, is switching to Linux to run its businesses around the world. Major vendors such as ...

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

I will confess. I started writing this post about some stupid systemd tricks. However, I wanted to explain a little about systemd first, and that wound up being longer than the tricks. So this Linux ...

Once a script is prepared and tested, you can get a significant task completed simply by typing the script's name followed by any required arguments. Developing scripts to handle your more complicated ...

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 ...