HackerTube / Video
RailsConf 2015 - Nothing is Something
Confreaks
Sandi Metz argues that hidden assumptions in code are missing concepts, and shows how to name and expose them so code is easier to understand and change. It covers null objects and messages in Ruby.
HN recommends it as a funny, smart and well-constructed talk on abstraction, duplication and object-oriented design.
5 Hacker News mentions · 2016–2024