Command Line Basics
Advantages of CLI
If you install a typical Linux distribution you can use it completely with your GUI. Of course you can also do this in your server or on the raspberry-pi that you use in your weather station but for servers and small devices it is much better to use the command-line-interface (CLI).
Here is a list of advantages of the CLI over graphical user interfaces (GUI), most of which are specially relevant on servers that sit in a server room at the other end of town: