My 5 go-to Linux commands for troubleshooting - and how I use them Having issues in Linux? These commands can help you get to the bottom of them. Written by Jack Wallen, Contributing Writer ...

The Linux command line can seem impenetrable, with arcane instructions and a focus on text interfaces. Fortunately, there are plenty of resources and tools to help you get started.

If you’re listing your command history, you can use a reverse search (i.e., go back up through the displayed commands) by pressing Ctrl-r and typing part of the command you want to rerun.

Jack Wallen introduces you to a Linux command that can automatically execute a program repeatedly, so you can easily monitor the output for troubleshooting.

Are you doing too much typing in your daily Linux work? Find it difficult to remember complex commands? You'll want to use Linux aliases. Find out how they work and see some useful examples.