This is a really good write-up of how to code review, what to look for, and how to be good at it.
An object oriented approach for handling nil objects in Ruby. It implements a similar approach to newer languages which dropped support for null values implement.
Andy Hunt – one of the agile “creators” – talks about what’s wrong with agile today and how most organizations are not really doing agile.
This post presents a mini-habits based practice for continuous review of Rails applications security.
A good explanation of what cohesion and coupling really mean, the benefits, and how to achieve high cohesion and loose coupling.