Imagine that you want to output multiple lines of text in Bash, or any shell script. Maybe it’s for a help string for a particularly convoluted shell script you’re writing. You could have a ...

After the shell script is written, it is made usable by changing its file status to "executable" with the change mode command (see chmod). THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...

It isn’t an uncommon scenario. The obvious answer is to create an archive — a zip or tar file, maybe — and include a shell script that you have to tell the user to run after unpacking.

Let's explore what Linux exit codes are, the list of common exit codes, and how you can use them to troubleshoot your Linux ...

Dive into the world of Linux shell scripting with this hands-on guide. If you’re comfortable using the command line on Unix or Linux but haven’t fully explored Bash, this book is for you.

What Else Is There to Know About Exit Status? Exit codes are pretty simple, following the Unix principle, and this is part of ...

Environment variables are a fundamental part of the Linux shell. They provide essential configuration for your system and ...

However, it's way more powerful than a simple CLI replacement, adding functionality, flexibility, and scripting for peak productivity. If you're a sysadmin, you might already use PowerShell daily ...

The energy industry is striking back, and courts are siding with it. In 2021, a Hague court ordered supermajor Shell to reduce its emissions of carbon dioxide by 45% by 2030. The ruling marked the ...