gistfile1.rb

require 'net/http'
require 'hpricot'

barking_iguana = URI.parse('http://barkingiguana.com/')
loop do
  articles = Hpricot(Net::HTTP.get(barking_iguana))
  title = (articles / "div.article a[@rel=bookmark] text()").first
  link = (articles / "div.article a[@rel=bookmark]").first['href']

  # Of course, this should have a real file path in it.
  File.open("/.../.../.../barking_iguana.ssi", "w+") do |f|
    f.write("#{title}: #{link}")
    f.flush
  end

  sleep 900 # 15 minutes
end