The Concurrency extension registers its before_enqueue callback when it is included, so it ran before any before_enqueue/around_enqueue callbacks defined later in the job class or its subclasses. L...

November 10-12, 2026 at SFJAZZ. A conference for engineers who read and write Ruby, and the founders who come to meet them. Keynote by Garry Tan of Y Combinator.

“In code like in life, healthy relationships should have respectful boundaries.” Week two of our sponsorship drive.

A follow-up to my recent Rails i18n post that describes a way to override the error message format without leaving the default error messages as incomplete sentences.

Ractor-safe mutable data structures for Ruby. Contribute to mperham/ratomic development by creating an account on GitHub.