Using Github to Learn Real-World Code Programming Tricks

Justin Weiss:

When you want to go beyond the documentation and see real-world uses of a library or feature, use GitHub’s code search.

For example, say I just read the Rails guide on Conditional GET Support. I feel like I understand it, but I want to see some more examples before I use it for real.

I could hop onto GitHub search, and look for "if stale?":

Why I never think of this before? Nice trick.