Diving deeper into the world of Ruby one-liners, today we'll learn about more special variables, querying the input stream, and... ghoooooost loooooops! 👻
Don't spend time mastering UNIX tools if you can use Ruby one-liners instead.
In the conclusion of a three-part series, we discover the final piece of the "testing private methods" puzzle.
In this rare beginner-oriented episode, we're going to talk about looping constructs in Ruby, starting from the most basic infinite loops, and building up to for/in loops.
What happens when you try to TDD new functionality deep inside a private method? The resulting tests can feel terribly awkward and brittle.