If your automated script takes action based on a value, it's critical to make sure the value is correct. Good thing PowerShell has ways to validate the values that are passed to a function. In recent ...

When you first start writing scripts, modularity, reusability, and best practices may not be top of mind. As your scripts become more complex, however, creating reusable elements becomes essential. By ...

The command-line interface (CLI) is the cornerstone of interacting with the Linux operating system. It allows users to enter commands directly, offering greater control and flexibility compared to ...

Do you want to create a Shell script in your Linux system? This guide will take you through how to create a shell script using multiple text editors, how to add comments, and how to use Shell ...

In the last lesson we started learning how to forge our own PowerShell tools. I started with a simple need, calculate the median and range for a set of numbers. Now that we know how to do it from the ...

The ri command will now always run the version in /usr/bin, even if a version is later installed in the homebrew directory, or anywhere else. In effect, using a full absolute path in your alias breaks ...

I advise against it. But if you must use a logon script to authenticate, here's how to get it done with PowerShell. In my PowerShell training classes or at conferences I inevitably face the question ...

One of the most difficult things about PowerShell scripting is finding and fixing any bugs that exist within the script. This process isn't usually a big deal for short PowerShell scripts, but it can ...

In this article, we cover three of them – PowerShell, Command Prompt, and Windows Terminal — explaining how they differ from each other and when they should be used. The operating system of your ...