UJS, CoffeeScript and Sprockets, oh my. Previously on Locally Sourced: I wrote about the early years of Rails and JavaScript. Which made it to Ruby Weekly. Also, my Rails and JavaScript book is still on sale. A quick program note: If you’ve liked the Entropy Essays, I’m doing a virtual Chicago Ruby Meetup on July 7th at 6:00 Central Daylight Time. It’s being streamed via zoom, and you can sign up here. I’ll be tying all those essays together and talking about how they relate. Please d...