Are you currently learning Bash? Have you seen things like $0 and $EUID and wondered what they mean? Or what the difference is between $UID and $EUID? I'll cover ...

Learning this one feature means covering a huge chunk of Bash's capabilities.

One of the common tasks you'll encounter when scripting in Bash is performing arithmetic operations on variables, particularly division. This process might seem straightforward, but it requires ...

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 ...

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 ...

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 ...

Developing bash scripts lets you do a lot of work with little or no effort. This bash command cheat sheet will help you get started. Developing scripts in bash (short for Bourne-Again SHell) can be a ...

I'm working on some scripts that execute on various servers, and I'm trying to consolidate them into one. The problem is that I need to run remote commands but can't ...

Bash vs. Fish? I've tried both Linux shells, and one makes using the command line much easier ...