All episodes published in 2014
In this episode we meet a Ruby standard module that makes it easy to make classes comparable and sortable.
Building on the previous episode on hash tables, today we tackle the concept of hash equality: how Ruby decides if two objects are the same for the purpose of use …
Today's dish is an exploration of how Ruby is able to quickly look up keys in hashes.
Today's episode deals with the concepts of identity and equality - what makes one object equal to another.
In this episode we learn how mutability can lead to bugs in Value Objects... and how we can eliminate these types of bugs once and for all.
In today's episode we take a look at a storied problem in software: defects caused by accidentally mixing-up the units of measurement used in calculations. And we kick off a …
Today's episode demonstrates an easy way to build big regular expressions out of little ones.
In today's episode we look at a potential complication of using the Decorator pattern, and discuss how to resolve it by enforcing Command/Query Separation.
Today we explore the Decorator pattern, with the help of the SimpleDelegator standard library.