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 ...

Don Jones, TechMentor presenter and cochair, discusses some of his observations on how people are using PowerShell, and how they could do a better job.

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.