digg_api.rb

require 'uri'
require 'json'
require 'net/http'

uri = URI.parse("http://services.digg.com/2.0/story.getTopNews.json")
http = Net::HTTP.new(uri.host, uri.port)
request = Net::HTTP::Get.new(uri.request_uri)
request.initialize_http_header({"User-Agent" => "Agent/1.0"})
response = http.request(request)
data = JSON.parse(response.body)
#data['stories'] is an array of 20 stories.
data['stories'].each do |story|
  #Do whatever you want to do with the stories
  #Available values
  #story['url']
  #story['title']
  #story['diggs']
  #story['description']
  #story['thumbnails']
end