Everything you do online when you turn on your smart TV, use your GPS in your car or mobile phone, play games on your tablet, console or PC, all programmed by a group of people. With this book, you can also learn how to embark on the path of programming. On these pages we will get acquainted with C++, Python and Bash scripting for Linux. The book has a lot of space devoted to project ideas, a set of lists, and a deeper understanding of how code works. But first, let's lay the groundwork.