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A Docs-First Approach to Rails API Development? — Writing documentation for APIs is rarely an exciting job and often gets left till last, but what if you wrote it first? This article looks at how this can work in practice, and introduces Skooma, a new Ruby library for validating API implementations against OpenAPI documents.

Creating a Flappy Bird Clone with Ruby — How has it been ten years since Flappy Bird was the hit game of the moment?

14 Tools and Gems Every Ruby Developer Would Love — I wouldn’t usually feature a list-driven article but this has been a quiet week and it's a good one! Joé rounds up his favorite tools and gems of the moment, covering areas from email and databases to performance monitoring and analytics. All solid recommendations.

The Art of Forking: Unlocking Scalability in Ruby — Karafka (a Ruby processing framework for Apache Kafka) requires concurrency and parallelism, which can present challenges in Ruby. The explanations here of how Karafka uses Ruby’s constructs is informative and shows that you don’t necessarily need to use another language to address issues of concurrency.

Running Rails on AWS Elastic Beanstalk — I hadn’t heard about Elastic Beanstalk in a Ruby context for years, but it was one of the first automated ways to spin up a webapp in the cloud directly from a repo. If you're on AWS, it still works well, and Josh goes through every step here.

☀️ Astronoby v0.1: Work with Astronomical Data and Events — It’s very early days for this library, but it can, at least, calculate the Sun’s location in the sky based upon a particular observation point and time. Seems like a project worth getting involved with if you’re in this.. space? GitHub repo.

Changing the IRB Autocomplete Colors with Reline::Face — The release of autocomplete for IRB was marred, for some, by not looking too hot with their terminal's color scheme (leading some folks to tweak their color settings). But now there's a way to change the styling to something you prefer by adding a few lines to .irbrc instead.

The Plan for Rails 8 — There’s been a fair amount of buzz around the Rails 8 feature announcements, such as less of a need for Redis, no more Sprockets, Rack 3 support, and more progressive web app features (like push notifications). Exciting stuff.

First Steps with ruby.wasm: or How We Built Ruby Next Playground — The Ruby Next playground allows the execution of Ruby in the browser by using WASM and WASI to create an in-browser Ruby VM. This post digs into how it was built and why it could be useful. This is more about compiling and running programs than was the REPL-based emirb above.

A Self-Hosted Observability Stack for Rails Apps? — An introduction to opentelemetry-rails-example, a repo that provides a demo of implementing OpenTelemetry in a Rails app.

View SimpleCov Test Coverage Inline in VS Code — After generating a test coverage report with SimpleCov, this extension will parse the report and display the coverage inline in the editor.

📕  Programming Ruby 3.3 (5th Edition) Now in Print — Affectionately known as the Pickaxe due to its cover image, Programming Ruby is a book that, in its early editions, certainly helped launch the career of many a Rubyist. It’s back, focused on Ruby 3.3, and has a new lead author, Noel Rappin.

Installing Ruby 3.3 with YJIT on macOS — YJIT was enabled for me using ruby-build through asdf (like so), but if it wasn’t for you, this may be helpful.