Why and how to use Ruby’s Hash#fetch for default values
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…
The Procedure/Function Block Convention in Ruby
Ruby lets you enclose blocks in either {…} or do…end delimiters. Which you choose is a matter of style. There are two conventions that I know of for deciding which…
The three line rule
A frustrating couple days of coding has crystalized a new rule for me: If you can’t demonstrate your new feature in three lines of code, you’re not done. But it…