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.

As your scripts become more complex, however, creating reusable elements becomes essential. By defining Microsoft PowerShell functions within PowerShell modules, you can organize your scripts, avoid ...

A lot of times I see functions which are built that miss out on ... talks on the topics of WSUS and PowerShell as well as runspaces to PowerShell user groups. He is an Honorary Scripting Guy, and he ...

Shell scripting is a lot more powerful than many ... Bash also has additional structures like if statements, while loops, and functions, making it closer to a fully-featured scripting language.

For this article, I thought it would be beneficial to go back to some basics of shell scripting and look at how functions work. Most script writers probably eschew using functions because it's a bit ...

A PowerShell script that is intended for a ... I will then build on this script as I introduce more concepts. Here is the script: Function RunOn-Windows { Write-Host 'The Script is Running on ...

When writing PowerShell scripts, there always seems to come a time when a single script just isn't enough. Although it's important to keep your scripts as simple as possible, it's also important to ...

Variables are a mechanism to label data with a descriptive name and then reference it later in the script. They function identically in Bash and PowerShell, although the operation is slightly ...

A signal is managed in a cascading manner. It's sent to the application or script, then if the application doesn't have a specific handler (signal management or response function), it's pushed back to ...