There are a lot of commands for the Linux terminal that are surprisingly useful. The traceroute command may help you troubleshoot your internet connection, and mastering the systemctl command will ...

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 feedback ...

Sudo lets you run any terminal command as another user — hence "substitute user" — but the default and most common use for it ...

I've been using Linux for a very long time, and from day 1, the terminal window and command-line interface (CLI) have been an integral part of my work. At the same time, I've learned that it's OK to ...

Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...

Do you think of the command line as an antiquated leftover from the past, or an old fashioned way of interacting with a computer? Think again. In Linux, the command line remains the most flexible and ...

I use the Linux command line daily, but that's because I learned Linux the hard way and those old lessons stuck. Most users could go their entire Linux lifetime and never run a single command. Some ...