Linux, known for its robustness and flexibility, has been a favorite among developers, system administrators, and technology enthusiasts. One of the pillars of Linux's capabilities is its inherent ...

Here are some basic skills to get started with bash, one of the best shells for preparing and using scripts on Linux. Scripting in Linux–putting commands into a file so you can run them as a group—is ...

In this post, we examine a bash script that takes a string of letters, rearranges them in every possible way and checks each permutation to identify those that are English words. In the process, we’ll ...

Bash scripting is every Linux administrator’s Swiss Army knife. Learn how using a for-loop in conjunction with Bash scripts can produce powerful results. Bash scripting remains a staple of my ...

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 ...

The first software that I was actually paid to develop was a 2-page shell script that prompted the user for a dozen or so pieces of information, before launching a set of cooperating processes. Those ...

You normally think of a critical section — that is, a piece of a program that excludes other programs from using a resource — as a pretty advanced technique. You certainly don’t often think of them as ...

A recent post about debugging constructs surprised me. There were quite a few comments about how you didn’t need a debugger, as long as you had printf. For that matter, we’ve all debugged systems ...

Jack Wallen shows you a nifty trick for easily starting, stopping, pausing, and resuming your VirtualBox virtual machines on a headless Linux server. There’s a nifty feature that comes with VirtualBox ...