If you're writing a Bash script, you will invariably need to pass values to it—aka arguments or positional parameters. Bash's approach is a little clunky, but it works. Examples are the easiest way to ...

Bash functions are essentially reusable wrappers around commands. You can use them to define complex command pipelines or to perform some detailed work and echo the result. They accept arguments and ...

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 ...

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 ...

There are quite a few exit codes used on Linux systems, though no listing you can display when you’re feeling curious. In fact, you won’t see the numeric codes unless you specifically ask for them.

How to create a bash script for starting VirtualBox VMs Your email has been sent Jack Wallen shows you a nifty trick for easily starting, stopping, pausing, and resuming your VirtualBox virtual ...

In any programming language, idioms may be used that may not seem obvious from reading the manual. Often these usages of the language represent ways to make your code more compact (as in requiring ...

BASH is a Unix shell and command language which can run Shell Script files. You do not need to install Ubuntu or any other Linux Distros unless your scripts need the ...

Microsoft PowerShell and Linux Bash are two leading command-line interpreters in the market. Both CLIs are top-notch, but one will be better than the other in some respects. In this post, we will ...

UPDATE, 9/25: The Bash vulnerability, now dubbed by some as "Shellshock," has been reportedly found in use by an active exploit against Web servers. Additionally, the initial patch for the ...