GuerillaPatch: A gem to monkey patch extensions with the same interface for Ruby 1.9 and Ruby 2.0. If run on Ruby 2.0, the new refinements feature will be used.

MethodProfiler collects performance information about the methods in your objects and creates reports to help you identify slow methods. The collected data can be sorted in various ways, converted into an array, or pretty printed as a table.

There are myriad of JavaScript templating libraries available. The one officially adopted by jQuery is the jQuery Templates plugin. I have released jquery-tmpl-rails, a gem which adds the plugin and a corresponding Sprockets engine to the asset pipeline for Rails 3.1 applications.

My language translation gem, to_lang, has been updated to version 0.3.0. In addition to running translations directly on string objects, you can now translate arrays of strings at once, or use the new command line utility for quick jobs.

An overview of the current approaches to packaging CSS and JS files in Rails applications and the challenges we face using them on Heroku.

A brief discussion of self in Ruby and some common use cases.