After reading countless blogs online, purging through hundreds of pages of books, you feel comfortable enough to begin working with PowerShell and start knocking out one-liners like they are going out ...

Most eager PowerShell users over-build their functions or scripts to do too many things. You'd get more reuse from old code if your code was more granularly and tightly scoped.

How To Validate Input in PowerShell Functions, Part 2 As Brien demonstrates, string validation is not the only type of input validation that PowerShell can perform.

When writing PowerShell functions, developers and administrators need to create or update their scripts using the #Requires statement to use the new modules.