The cheat sheet organizes a ton of commands into 13 categories, so you can see at a glance how to call up system information, install packages, and manipulate files.

This cheat sheet, from Princeton University's Introduction to Programming in Java course, makes a great reference for the basics you need to know, like structure, input/output, data types, and ...

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 ...