The command-line interface (CLI) is the cornerstone of interacting with the Linux operating system. It allows users to enter commands directly, offering greater control and flexibility compared to ...

Variables often look like $var, but they also look like $1, $*, $? and $$. Let's take a look at what all these $ values can tell you. A lot of important values are ...

There I was, trying to come up with a topic for this column, when I did what I usually do when stumped: I sent a question out to my Twitter followers. This time, I got a great answer, from John ...

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 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. If a developer wants to build a workflow, shell script or build job of any merit, they’ll need ...

Configure IT Quick: Use MRTG to monitor Linux routers and firewalls Your email has been sent Install, configure, and use MRTG on Linux to monitor network systems and ...