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

The which command is the simplest of the three. When you use it to ask about a Linux command, it will run down your search path looking for executable files by the name you specify. These can be ...

Snap and Flatpak are Linux universal package managers. Both have their pros and cons. Each gives Linux far more apps to choose from. Flatpak and Snap are universal package managers. Both are simple 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 ...

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 ...