Chirp 2010: Scaling Twitter
Consistent Development Environment using Vagrant and Chef
Capybara with Rspec
The Ruby UCSC API @ISMB2012
Writing Apps with HotCocoa and MacRuby
Bitter Java, Sweeten with JRuby
Evolution of Rails
Single Sign On in Ruby - Enterprise Ready!
Speeding up your testflow
It's a Jungle Out There – IoT and MRuby