Linux is everywhere. It is used on the Internet as the main operating system for web servers, it runs spaceships, it is the operating system for the world's fastest supercomputers, it is used in smart TVs and mobile devices. Why so? Because Linux is a super stable, lightning fast and completely free operating system. But Linux is more than just a free operating system. Its unique configuration allows users to personalize the operating system to their liking: Linux users can change the appearance of the operating system any day, install thousands of free applications and programs, and take control of their computer. Control your computer. Linux is free. It is free from the "closed garden" of other restrictive operating systems, free to choose what you want to see on your computer, free to modify and use the system as you see fit. The guides in this book will take your acquaintance with Linux to the next level, show you how to learn Linux, how it works, what you can do with it and how to program in Bash, Python and C++ Discover Linux: discover freedom!