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 ...

Welcome back to Linux.Ars! We have some good stuff for you this week. Axel Liljencrantz has written a helpful introduction to the Friendly Interactive Shell (Fish), a unique and innovative command ...

I admit it. I got sidetracked last month talking about how you can use a simple shell script function to convert big scary numbers into more readable values that are understandable. Sidetracked ...

Create PowerShell functions only for reusable code, not unnecessary script fragmentation. Avoid over-engineering small PowerShell scripts that become difficult to read and maintain. Keep PowerShell ...

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. In recent ...