Tbh I had no idea this was even a thing until recently. I've been working with Rails for a while now and somehow never came across it. So let me explain it the way I understood it. You know how we normally do associations in Rails, User has many Posts, Post belongs to User. Two different models, two different tables. Simple. But what if a model needs to reference itself? Like same table, same mode
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Why I built another Ruby test runner inspired by Playwright Test Ruby already has great testing tools. If you are building Rails applications today, you probably use one of these combinations: RSpec + Capybara Minitest + Capybara Rails system tests Maybe Selenium, Cuprite, Ferrum, or Playwright through Ruby bindings These tools are mature, battle-tested, and widely used. So the natural question
On May 7, 2026 — five days from now — OpenAI removes the Realtime API beta. If you have a voice agent, transcription pipeline, or any WebSocket/WebRTC integration with gpt-4o-realtime-preview, you have a long weekend's worth of work to do, and most of it isn't the part the migration guide warns about. The loud failures are easy. The WebSocket returns 401, the WebRTC connection won't establish, you