Set
Ruby's Arrays are remarkably flexible and useful data structures, but they aren't always the right choice. Learn how using a data abstraction that enf…
Special Variables Part 4: Speak English!
Now that you've learned how to obfuscate your code with Perl-style special variables, learn how to make it readable again!
Date Math
Calculating dates in the past or future, without the assistance of ActiveSupport.
StringIO Test Fake
Today we learn about how the StringIO class can help us test methods that work with files.
StringIO
After many passing mentions, StringIO finally gets its own episode!
Fiddle Importer
Today we learn a valuable shortcut for calling C libraries from within Ruby.
Fiddle
In this episode, we'll learn how to call out to C libraries directly from Ruby code.
Word Wrap
The Ruby standard library omits a method for wrapping text at word boundaries. Today we'll look at a few different ways to fill this gap.
Benchmark
Today we'll learn how to answer our optimization questions with hard data.
Expect
Today we'll look at how to automate interactive console programs from Ruby.
