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 ...

PowerShell modules allow you to combine multiple scripts to simplify code management. Learn step-by-step instructions for creating and using these modules.

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 ...

PowerShell can do far more than most users realize. Explore 10 hidden capabilities that save time, improve reporting, and supercharge your workflow.

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 ...

Last month, I explored exit codes and how decent error correction in your shell scripts always should include testing the value of $? after each meaningful command ...