Ruby Inside

How an hour prompting OpenAI Codex to keep making a piece of Ruby code smaller revealed some neat code golfing tricks and reimplemented an obscure trick from 1976.

A complete look at what Spinel is, how it works, where it came from, what it can/can’t do, and where it might eventually fit into the broader Ruby ecosystem.

Twenty years ago – on May 13, 2006 – I said “Hello world” on this blog, which ran non-stop through to October 2014 whereupon I devoted my efforts to Ruby Weekly instead.