We use them most often from the shell directly ... But some people use that to comment out large blocks of script for debugging or other purposes. It is a bit wasteful, because the lines you ...

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

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

Every time we publish a Linux hack that uses a shell script, someone will chime in about how awful it is to program shell scripts. While we like the ubiquity and efficiency, we can’t disagree ...

PowerShell is one of the most powerful tools in Windows 11. It replaces the Windows Command Prompt to run tasks from the command line. However, it's way more powerful than a simple CLI replacement ...

GDB is the standard debugger for GNU systems. It allows you to inspect the internal state of a program while it’s running or ...

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 ...

In this guide, we'll take a dive into environment variables in the Linux shell. By the end, you'll not only know how to view and set these variables, but also how to persist them, use them in scripts, ...