For me, reading code, and then trying to implement my own version while resisting the urge to look at it again is the best way. I actually learn by doing, but r

For me, reading code, and then trying to implement my own version while resisting the urge to look at it again is the best way. I actually learn by doing, but reading other people's code, either in a blog or at work is a good place to figure out what I want to learn.