Ruby Hash Shortcut Syntax
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Ruby Block-Local Variable
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Modular Ruby
Ruby modules are the foundational concept for code decomposition and organization, metaprogramming, and object-oriented classes. Get a deep underst…
Meta Ruby
Learn to use Ruby's rich metaprogramming capabilities to augment the language - safely and sustainably.
Scintillating Ruby
Learn the ins, outs, and gotchas of Ruby's rich syntax and semantics.
Is it defined?
Constants, globals, locals, instance variables, methods... Ruby has a lot of namespaces. Let's learn about a Ruby power tool for reflecting on these n…
Setter Return
A surprising Rubocop warning inspired this video about an obscure bit of Ruby semantics. Find out why you never need to worry about return values in R…
Hash Splat Merge
In today's video, learn a concise and expressive syntax for merging several Ruby hashes into one!
Module Prepend
Sometimes you need to attach new functionality, such as logging, to other people's code. Learn to leverage Ruby's ancestor chain for (relatively) clea…
Null-Terminated Record
Before YAML, before JSON, there were null-terminated records. See how this simple, pragmatic technique greases the pipes between UNIX command-line too…