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 ...

Commands that provide help are essential. Here's a look at some of the help you can get from the Linux system itself. Even after you’ve used Linux for a while, you will still find yourself needing ...

Why bother with complicated regular expressions when you can point and click your way to finding the files and folders you need?

Linux might sound scary for first-time Linux users, but actually, it isn’t. Linux is a bunch of open-source Unix operating systems based on Linux Kernel. These operating systems are called Linux ...

If you’re considering adding Linux to your data center, or your company is looking at promoting you to become their first (or next) Linux admin, you probably understand there are lots of commands to ...

The find command is one of the strangest Linux programs you’ll use. It’s essential enough to be omnipresent, yet obscure enough to be nobody’s favorite. Alternatives like fd exist, but find is a ...

How the true and false commands work, and how to put them to use on the command line and in scripts. True and false are common concepts in all forms of computing. They’re critical to Boolean logic ...

The output will be what you expect, it will echo Hello World onto the screen. You can also use echo to view the contents of a variable: As with most Linux commands, there's definitely more that we can ...