In today's episode we'll meet an application written without tests, and discover the repercussions of that decision.
Regular expressions are one of the most powerful tools at our disposal. But sometimes they aren't as well suited to a job as they may first appear. In today's episode …
Today we'll look at two different ways to memoize a complex method, and talk about why I prefer one over the other.
As our series on representing physical quantities draws to a close, we turn our attention to existing libraries, specifically the Unitwise gem.
It's often desirable compare objects to see which is "lesser" or "greater"; but not all objects are inherently comparable. Today we'll look at a scheme for easily imposing an arbitrary …
We know that Value Objects are useful; today we'll meet a gem that makes them easier to build.
Today we look at a lesser-known but handy pair of methods on Strings.