Last month, I explored exit codes and how decent error correction in your shell scripts always should include testing the value of $? after each meaningful command ...

Don’t copy and paste the same code over and over again. Instead, create a PowerShell function and save yourself time.

Are all of the default PowerShell cmdlets exactly the way you like them to be? Do they have all of the parameters you think should be standard and have no extras? Probably not. We all have our quirks ...

It’s easy to take the Unix command line for granted. That is, it’s easy to get used to typing in commands and getting responses without thinking very much about how the system determines what command ...

The next time you need to wait on a step in your script, don't just add a delay. Instead, use a Wait-Action function to wait just the right amount of time. A script is all about defining a set of ...