Constants, globals, locals, instance variables, methods... Ruby has a lot of namespaces. Let's learn about a Ruby power tool for reflecting on these names no matter what space they come …
Tag: variables
Episode #626
Numbered Parameters
In a language full of expressive little shorthands, it's time to meet a new idiom! This one makes simple blocks even more concise.
Episode #595
Bindings and Local Variables
Learn how to use the power of Ruby's Binding objects to take precise control of the environment code is executed within!
Episode #589
Mixed Argument Struct
Ruby is all about giving coders choices. What if you could give users of your code the choice between positional or keyword arguments, or some mix of the two? Let's …
Episode #565
Parameter Destructuring
Learn about Ruby's method introspection features while re-creating JavaScript's parameter destructuring. Join guest chef Brandon Weaver for this mind- and language-expanding episode!
Use “barewords” to embrace the true power of late-binding in Ruby
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.
Episode #494: 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!
Episode #493: Special Variables Part 3: Regex Matching
Learn about one final category of Ruby's Perl-style special variables, and some guidelines for using them.
Episode #492: Special Variables Part 2: I/O
Learn about Ruby's Perl-style I/O special variables, and why they exist.