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The Ruby and Rails community linklog

Made a library? Written a blog post? Found a useful tutorial? Share it with the Ruby community here or just enjoy what everyone else has found!

Ever wondered how Ruby keeps local variables alive after a method returns?

by Giménez Silva Germán Alberto —

https://rubystacknews.com/2026/06/24/how-ruby-implements-closures-what-really-happens-when-you-call-lambda/

Dive into the internals of closures, lambda, and Proc to see how YARV moves execution environments from the stack to the heap—and why it matters.👇

ruby #programming #rails #opensource

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