Learn PowerShell in a Month of Lunches, Fourth Edition

1 Before you begin

PowerShell just turned 15 years old (on November 14, 2021). It’s hard to believe it’s been around this long, but there is still a large number of IT folks who haven’t used it yet. We get it—there is only so much time in the day, and you are already familiar with doing things the way you always have. Or maybe your cybersecurity officer will not let you turn on PowerShell because it can only be used by the bad guys. Either way, we are glad you could join us on our adventure. We have been using PowerShell for a long time. In fact, two of us, James and Tyler, actually learned PowerShell from earlier editions of this very book.

There was a huge shift in the industry around 2009 when a new concept was realized about PowerShell. It ...