Do you want to create a Shell script in your Linux system? This guide will take you through how to create a shell script using multiple text editors, how to add comments, and how to use Shell ...

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 ...

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 ...

Here are steps you can take to ensure that your bash scripts work as intended and are easy to update. Committing routine and even rarely required tasks to scripts is almost always a big win because ...

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 ...

We often read (including in the book Advanced Bash-Scripting Guide by Mendel Cooper) that if we pass variable names as parameters to functions, they will be treated as string literals and cannot be ...

You need to package up a bunch of files, send them somewhere, and do something with them at the destination. It isn’t an uncommon scenario. The obvious answer is to create an archive — a zip or tar ...

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 ...

To change a password in Linux through a Bash script, he two scripts that are most important are 'Create Users' and 'Change Passwords Shell' scripts, for the system admin which regularly uses the mail ...