... pointless to copy and paste code. Real learning happens when you solve problems on your own. Some examples are given to kick start, but most problems are yours to conquer. However, the solutions are available online for you to examine after giving it a good try. The book does not try to teach you everything, but enough to enable you to learn by yourself. Once you master part 1 and part 2 (which consist of 8 chapters), you can drop the book and learn by yourself.