This line illustrates the format for declaring a variable in Bash. Variables are assigned values using the = sign without spaces around it. This line prints the value of the variable test directly.

Custom environment variables in Linux scripting allow you to store and retrieve specific information that your scripts may need. This tutorial will guide you through the process of creating, setting, ...

In our first tutorial on command line wizardry, we covered simple redirection and the basics of sed, awk, and grep. Today, we're going to introduce the concepts of simple variable substitution and ...

When working with Bash scripts, you may end up in a situation where you have to process a series of inputs using the same command. Fortunately, there is a way in Bash to achieve this in a more optimal ...

Bash scripting is a powerful tool for automating tasks on Linux and Unix-like systems. While it's well-known for managing file and process operations, arithmetic operations, such as division, play a ...

There are quite a few ways to increment and decrement numeric variables in bash. This post examines the many ways you can do this. When preparing scripts that will run in bash, it’s often critical to ...

What are Bash Functions in Linux? Bash functions are reusable code blocks in a bash script that can be grouped together and named to avoid writing the same code repeatedly. Much like other programming ...

The Linux command line is a powerful tool that gives you complete control over your system. But to unleash its full potential, you must understand the environment in which it operates. One crucial ...