This is not really audio, but when it comes to programming, I don't think any so...

This is not really audio, but when it comes to programming, I don't think any sort of listening material (by itself) is ever going to top visual material. In that department, I recommend this app:

https://play.google.com/store/apps/details?id=wiki.algorithm...

https://itunes.apple.com/us/app/algorithms-explained-and-ani...