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

Ubuntu is one of the most customizable operating systems available. In order to begin to understand the various complexities of the system, you need to become familiar with the most basic commands at ...

A mouse click will only get you so far in Ubuntu. Learning terminal commands is an important step for anyone who's serious about using "the other OS." The experts at Ask Ubuntu provide guidance on the ...

Save the file by hitting Ctrl+O, then quit nano with Ctrl+X. Close the terminal window. (You can type the command exit to do ...

Chapter 11, “Command-Line Master Class,” advances the subject further while expanding on some of the commands from this chapter. The skills you learn in this chapter will help you get started using ...

As a relatively isolated junior sysadmin, I remember seeing answers on Experts Exchange and later Stack Exchange that baffled me. Authors and commenters might chain 10 commands together with pipes and ...

Linux is the leading operating system on mainframes servers and other big systems, but it also runs on all types of embedded systems, which makes it the perfect operating system to rule the Internet ...

It’s a testament to how far Linux has come that users today don’t typically have to use the command line if they don’t want to. Such is the quality of the graphical user interfaces in many modern ...