As iOS and Mac become more friendly to amateur programmers, learning to code and build your own apps has never been more tempting. And you don’t need to set foot in an expensive school to do so.

If you’re looking for a place to start, W3Schools has a Python tutorial that’s pretty straightforward. It breaks things down ...

Python.Org is the official source for documentation and beginner guides. Codecademy and Coursera offer interactive courses for learning Python basics. Think Python provides a free e-book for a ...