Let's talk about Ruby's .tap method. How does it differ from related combinators? When should we use it? And... why is it called "tap", anyway?
Tag: ruby
Episode #682
682 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 names no matter what space they come …
Episode #681
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 Ruby setter methods!
Episode #680
Hash Splat Merge
In today's video, learn a concise and expressive syntax for merging several Ruby hashes into one!
Episode #678
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) clean patching, using prepended modules!
Episode #674
Binstubs and Rails
Binstubs can be a great convenience for project automation, but there are some complications with Rails. Let's clear things up and get your project commands on a solid footing.
Episode #673
Binstubs
Lose the bundle exec muscle memory and get back to the good old days... with the help of binstubs!