Roger Huang is an entrepreneur who is working on his next venture, and advising several others on growth. This post originally appeared on Code(Love). Python is one of our favorite languages.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Whether you're just getting started with Python, or you need a deep dive into machine learning or web development, these free and low-cost courses have you covered Python has a well-earned reputation ...