If you are a traditional programmer, using bash for scripting may seem limiting sometimes, but for certain tasks, bash can be very productive. It turns out, some of the limits of bash are really ...

Editor's Note: This article has been updated by its author. Thank you, Pat. Have you ever wanted to change the names of many files at once? Or, have you ever needed to use a default value for a ...

It’s quite easy to get bash to concatenate strings and do simple math on Linux, but there are a number of options for you to use. This post focusses on concatenating strings, but also shows how one of ...

You've probably written dozens of Bash scripts by now. You may have used grep in a conditional statement or sed to transform small blocks of text inline. What if I told you that's incredibly ...

Yeah, that many years. Almost 13 years of writing about shell scripts and lightweight programming within the Linux environment. I've covered a lot of ground, but I want to go back to something that's ...

I've set up my .bash_profile to colour code the hostname in the command prompt differently depending on which machine I'm on. I have a separate file for specifying the host colours, which is sourced ...

While Linux systems install with thousands of commands, bash also supplies a large number of “built-ins”—commands that are not sitting in the file system as separate files, but are part of bash itself ...

Few aspects of Unix system administration are more intimate than the relationship between the admin and their chosen shell. After all, the shell is the most fundamental interface to the system, the ...