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 ...

Editor's note: Adam Bertram originally wrote the article and Brien Posey expanded it. The PowerShell parameter is a fundamental component of most PowerShell scripts. Parameters make it possible to ...

Learn how to design and build your own interactive menus inside your PowerShell scripts. This will help non-PowerShell users easily navigate and use them.

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 ...

Windows PowerShell scripting can save you tons of time. PowerShell can automate or manage just about everything within the Microsoft infrastructure from the command line. PowerShell scripts can be ...

Create PowerShell functions only for reusable code, not unnecessary script fragmentation. Avoid over-engineering small PowerShell scripts that become difficult to read and maintain. Keep PowerShell ...

One of the great things about remoting in PowerShell is that you can run a script on remote computers and the script doesn't have to be on the remote computer. The script can live locally and its ...

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 ...

It works a little too well to mess around.

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 ...