How Ruby Executes JIT Code: The Hidden Mechanics Behind the Magic
Where does JIT-compiled code live? How does Ruby switch between bytecode and native execution? Why does TracePoint slow everything down? This post answers the JIT questions most Ruby developers have but rarely see explained.
My review of Claude’s new Code Interpreter, released under a very confusing name
Today on the Anthropic blog: Claude can now create and edit files: Claude can now create and edit Excel spreadsheets, documents, PowerPoint slide decks, and PDFs directly in Claude.ai and …
The Register recently published a story titled Putin on the code: DoD reportedly relies on utility written by Russian dev. They should be ashamed of this story. This poor open source developer is getting beat up now to score some internet points. It’s very upsetting.
But anyway, let’s look at some receipts.
If you’re not real smrt, it seems like pointing out an open source project is written by one person in a country you don’t like is a bad thing. It could be. But it also could be the software running THE WHOLE F*CKING PLANET is written by one person. In a country. But we have no idea which country. It’s not the same person mind you, but it’s one person.
Filename Extension : .6nf 1. Introduction 6NF File Format is a new bitemporal, sixth-normal-form (6NF)-inspired data exchange format designed for DWH and for reporting. It replaces complex...
GPT-5 Thinking in ChatGPT (aka Research Goblin) is shockingly good at search
“Don’t use chatbots as search engines” was great advice for several years... until it wasn’t. I wrote about how good OpenAI’s o3 was at using its Bing-backed search tool back …
From Pain Points to Solutions: How VSCode Solved MCP's Biggest Developer Challenges — WorkOS
Harald Kirschner from VSCode/GitHub shares how they systematically identified and solved the five biggest MCP pain points, transforming the developer experience from frustrating to delightful.