A RubyTapas classic, now free: learn how to use Hash#fetch to catch missing hash keys before they do more damage!
In the most fan-favorite RubyTapas episode of all time, you'll learn how using "barewords" is a powerful tool for decoupling names from the sources of information.
Quick! How many zeroes are in 1000000000000000? Large literal numbers may be a cinch for the computer to read, but they aren't very friendly to human eyes. Take 45 seconds …
Stop trying to remember octal permission codes. Instead use beautiful binary literals in your Ruby code!
Learn two ways to avoid switching on nil in Rails apps, in this double feature from RubyTapas and Upcase