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

The most important networking command in Linux might be ping. This command lets you check if a remote machine is responding ...

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 ...

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 ...

This guide explains top 10 dangerous Linux commands in simple terms. Learn why they are risky and how beginners should think ...

Getting started with Linux can be more than a little daunting. In this article we help you learn the commands needed to find your way around and teach you how to find out more on your own. Share on ...

Most Linux distributions are considerably more secure than Windows out of the box. There are many reasons for that, including the inherent user and file permissions structure, the addition of ...

Linux has over 1,000 commands on a basic service. When you migrate to the desktop, that number grows. For example, in /usr/bin on Pop!_OS there are 1,615 commands, and in /usr/sbin, there are 609.

Sed is a non-interactive text editor that operates on piped input or text files. By providing it with instructions, you can make it modify and process text in files or streams. The most common use ...

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 ...