The upcoming Ruby 2.0 release contains an interesting performance optimization you may not have heard of before: small Hashes are actually implemented as Arrays!
In this micro talk, I'll:
Do you really need to know how Ruby works internally to be a Ruby devloper? Probably not. But looking "under the hood" is a lot of fun, and someday might help you use the language more competently.
Blogger, Rubyist, just published a new eBook: http://t.co/gD4VXVXk bio from Twitter
Sign in to add slides, notes or videos to this session