Variables are just about the most ubiquitous element inside any PowerShell script. Variables can easily be created and referenced inside your script. But sometimes you just need to test to see if they ...

Windows environment variables give system administrators access to a plethora of information about the Windows operating system. Separated into system and user-level scopes, default environment ...

PowerShell can save you a lot of time on Windows admin tasks, but to use it effectively you need to understand how it works. Here's a crash course in Windows PowerShell scripting basics to get you ...