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

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 ...

For many users who get started with the command line in Linux, there’s a good chance they’re using Bourne Again Shell, or Bash. Bash is the default shell on Mac OS X, and Windows users can use Bash ...

If you have any experience with the Linux command line, you’ve probably used a pipe to solve tasks by combining simple ...

Useful keyboard commands for Bash Here are some useful keyboard commands for Bash. CTRL-c Stop current command CTRL-z Sleep program CTRL-a Go to start of line CTRL-e Go to end of line CTRL-u Cut from ...

Linux operating system allows users to create commands and execute them over the command line. To create a command in Linux, the first step is to create a bash script for the command. The second step ...

One of the many nice things about Linux is that there's always so much power at your fingertips. With that power comes great information that can help you troubleshoot issues or simply see how much ...

As Terry Lambert, the developer behind Linux ancestor Unix, once said, "It is not Unix's job to stop you from shooting your foot. If you so choose to do so, then it is Unix's job to deliver Mr. Bullet ...

Typing the same command again and again can become tiresome. Here are a number of ways you can make repeating commands – or repeating commands but with some changes – a lot easier than you might ...