Bash scripts are powerful, but with power comes great responsibility. It’s very easy for sloppy or poorly-planned code to do real damage, so it’s a good idea to be careful and practice defensive ...

Historically, operating systems generally come with some form of scripting language which admins and power users can use to create custom tools. Harking back to the home computer craze of the 1970s ...

Here are some of the more popular bash options to control how scripts work on Linux and how to list the available options, including seeing which ones are turned on. Bash provides a large number of ...

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 ...

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 ...

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t presume to tell you that ...

How to use a Bash script for-loop for system administration in Linux Your email has been sent Bash scripting remains a staple of my endeavors in Linux as a system administrator, and I use it every day ...

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 ...

If you want to exit a loop before all the commands in the loop have been run and all of the loop values have been processed, this command is just what you need; it provides a way to exit a loop ...