Knowing how to work with and display exit codes on the Linux command line or in scripts can help make errors more obvious. Exit codes on the Linux command line are numeric values that provide ...

Learn more about exit codes and the types of errors they represent in this post. Whenever you run a command in a Linux terminal, a numeric exit code is generated – even if you see no sign of it.

Each Linux command returns an exit code, with 0 indicating success and non-zero values indicating failure. You can use the $? variable to access the exit code and control program flow in scripts.

Not anymore—this month, we're going to take a closer look. mv Exit Codes Let's start with a simple Linux command that everyone's probably already mastered: mv, which moves a file or directory from one ...

and exit. A must-use command If you frequently remote into your Linux servers, and you want to make sure to not lose your command line work due to a questionable network connection, screen is a ...