Sure, using the Linux command line is optional. But these are commands I rely on every day, and you can benefit from them, too.

When I first switched to Linux from Windows, I was intimidated by the terminal. The black screen with its blinking cursor seemed archaic compared to Windows' polished GUI. Why would anyone choose to ...

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 ...