• Ruby Script to Count a Twitter Hashtag

  Update 2020-02-05: This script is based on old version Twitter Ruby gem.

• The Ruby Way to do URL Validation

  Use regexp method of URI module instead of regular regex

• Active Record And Will Paginate for Non-Rails Application

  Tutorial how to use Will Paginate with Sinatra application

• Rails Best Practices

  Rails best practices presentation from Wen-Tien Chang