The 'Handoff' feature in Claude Design may be the most incredible dev tool I've ever seen. Claude code took the handoff files and implemented everything into our existing Rails app. The whole process took ~15 minutes. Absolutely game changing. @claudeai
@auxten Thank you for contributing! Any idea if a typical Ruby/Rails stack might see any noticeable improvements from this? (or if Meta is using Ruby for anything)?
@nateberkopec I'd love to hear more if anyone out there has tried this in their Ruby stack! Does anyone know if Facebook is using Ruby, or if these changes are something that would be helpful for Ruby apps specifically?
GPT-5.4 Thinking and GPT-5.4 Pro are rolling out now in ChatGPT.
GPT-5.4 is also now available in the API and Codex.
GPT-5.4 brings our advances in reasoning, coding, and agentic workflows into one frontier model.
A pattern I am seeing: "Generate a 10 question quiz on how this PR works to test my understanding." Do not allow merge until someone passes the quiz.
Gusto did this years ago but with humans writing the questions for certain types of PRs.
Me: "brew install [new_thing]" - @MacHomebrew: "Hey did you want me to update everything without your consent and break PostgreSQL for you, too? Cool...done."
Hey @heroku@salesforce - Basic UX principle: When you have incidents disrupting your services, causing widespread outages - maybe don't use the color green for your status indicator?
@ErinChack Try this: 2oz Dromme Awake, 0.5-1oz Abstinence Blood Orange Apertif, and 5oz (can) of Fever Tree light tonic. Non-alcoholic, caffeine free, and perfect for 4PM (or 12PM on weekends). If you don’t work at home, bring a YETI w/ ice and premix in a separate bottle - pour and enjoy!