github_api_test.rb

require 'json'
require 'rest-client'

#get a big block of json
github_json = RestClient.get('https://api.github.com/users/rails/repos')

#format the json for ruby to read
ghub_json = JSON.load(github_json)

#loop over all the repos in the formatted json
ghub_json.each do |repo|
  puts repo['created_at']
end