Matthew Ragan | matthewragan.com
Ian Shelanskey | design.ianshelanskey.com
Barak Koren | Barakooda
Here you'll find an extensive library of code examples. Both full courses and discrete answers / examples are provided here. Many of these examples have corresponding videos or write-ups on the web. Please take some time to look through the contributing artist's profiles and web pages.
Happy Programming.