Rails 3.0 has been underway for a good two years, so it’s with immense pleasure that we can declare it’s finally here. We’ve brought the work of more than 1,600 contributors together to make everything better, faster, cleaner, and more beautiful.

EuRuKo is the brand of Europe's principal Ruby conference series and EuRuKo 2010 took place in late May. Why, then, am I posting about it in August? First, I'm a strong supporter of EuRuKo and promised to post a roundup of the event here. Secondly, it turns out it took a while for the videos to all be uploaded ;-) Third, I've taken my time in getting round to it. Nonetheless, there are some amazing presentations you can watch and they're still fewer than three months out of date!

home_run is an implementation of ruby’s Date/DateTime classes in C, with much better performance (20-200x) than the version in the standard library, while being almost completely compatible.

Yuki (Yugui) Sonoda has just announced the release of the stable version of Ruby 1.9.2!

[W]e’ve been having a lot of fun writing a series of small, self-contained web apps .. When we’re building these kinds of applications, which are often meant as low-ceremony apps targeted at a very specific purpose, or as service utilities, a lot of the time we don’t want to go through the hassle associated with a “normal” web app.

Back in June, I did a comparison of Mongoid and MongoMapper, the two best known MongoDB libraries for Ruby. Now, Ben Myles has brought another to the fore: Mongomatic.

Aaron Patterson (of Nokogiri fame) has written a post for the AT&T Interactive blog about writing a code coverage tool with Ruby 1.9: