Incremental design with Rails

Incremental design

http://blog.socialcast.com/incremental-redesign-with-rails/?utm_source=rubyweekly&utm_medium=email

Template design pattern

http://reefpoints.dockyard.com/ruby/2013/07/10/design-patterns-template-pattern.html?utm_source=rubyweekly&utm_medium=email

Ruby's Eigenclasses Demystified

http://madebydna.com/all/code/2011/06/24/eigenclasses-demystified.html?utm_source=rubyweekly&utm_medium=email