Here's the code from Tom's talk! If you have more questions, you should tweet @ThomasLevine

gistfile1.rb

#!/usr/bin/env ruby
require 'open-uri'
require 'nokogiri'

download = open("http://www.dol.gov/olms/regs/compliance/cba/Cba_CaCn.htm")

html = Nokogiri::HTML(download)
tables = html.search("table")
table = tables[1]

table.search('tr')[1..4].each do |tr|
  tr.search('td').each do |td|
    puts td.text
  end
end

# References
# 
# http://talks.thomaslevine.com/news-hack-day-sf/#cheatsheet
# https://scraperwiki.com/scrapers/unionreports/edit/
# https://scraperwiki.com/docs/ruby/
# https://scraperwiki.com/docs/ruby/tutorials/