Language features, syntax, and gotchas.
Category: Language
Episode #638
Ruby as a Filter
Learn how Ruby's -p flag along with a bunch of handy shortcuts can take a script's worth of text filtering and shrink it to a one-liner!
Episode #636
I got my flippy-floppies
Put on your flip-flops, because today we venture ever deeper into the world of Ruby one-liners!
Episode #635
ARGF, That’s Some AWK-ward Ruby!
Diving deeper into the world of Ruby one-liners, today we'll learn about more special variables, querying the input stream, and... ghoooooost loooooops! 👻
Episode #634
You Could Have Sed It in Ruby
Don't spend time mastering UNIX tools if you can use Ruby one-liners instead.
Episode #632
Loops!
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.
Episode #629
Nested Class
Want to cut down on the mental friction of good object design? Use this organic approach to sprouting new classes in Ruby!
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 #622
Send Variations
Sometimes you need to invoke a method whose name you won't know until runtime. In this episode, you'll learn the differences between #send, #public_send, and #__send__, gotchas of using them, …
Episode #617
Function Pipelining in Ruby
Have you ever looked at function "pipelines" in FP languages like Elixir and F# and wished Ruby had them? Let's explore the equivalents Ruby provides out-of-box, or with a little …