Avdi Grimm, Code Cleric
In Ruby class-based programming, superclass versions of subclass methods are always invoked explicitly using the super keyword. There are some nuances to using super though, particularly when it comes to…
Here’s another freebie from the deep RubyTapas stacks. This one is about a truth of object modeling that we don’t often talk about: not every object needs to have state….
Here’s another classic from the early days of RubyTapas. Originally published as Episode #11 in October 2012, it’s a complement to the episode on using fetch as an assertion. This…
Periodically I take episodes from the RubyTapas archives and publish them for free. This episode from October 2012 is about symbol literals, and how you can use alternative quoting syntax…
In this public Rubber Duck Session, my pairing partner Karim wanted to move some logic for editing message-display rules from the frontend to the backend. We settled on using JSONB…
A dive into formal model checking, plus a bonus cocktail recipe
Recently Jess & I decided we needed an app idea to give us an excuse to write code, and last night we spent 45 minutes sketching it out with post-its…
This was one of our after-hours sessions so there’s a bunch of yelling and cursing and probably some inappropriate variable names.
Eric Normand (of LispCast and PurelyFunctional.tv) and I have been trading notes about the developer education business for years. The other day we caught up and talked about business models,…
Yesterday Josh Thompson, one of my Rubber Duck Session clients, proposed a novel idea for deliberately practicing coding skills: take a popular open-source project with a good test suite, delete…