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 ...

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 ...

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 ...

Bash scripts are a great way to automate all sorts of repetitive tasks — you can run backups, clear temporary files/logs, rename or batch-rename files, install or update software, and much more.

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 ...

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If you are a traditional programmer, using bash for scripting may seem limiting sometimes, but for certain tasks, bash can be very productive. It turns out, some of the limits of bash are really ...

Supercharge your terminal.