Double Shot #640

Sometimes it seems that tomorrow is a long time in coming.

• js.fiddle - Online HTML/CSS/JavaScript editor supporting jQuery, YUI, mooTools, Prototype and more.
• ActiveMerchant 1.5.0 Released - With new gateways and support for Ruby 1.9.
• Announcing Gemcutter/Caliper Integration - Now you can see just how bad the code is in your favorite gem.
• Bayesian Classification on Rails - How to do it.