Load a Web page in Ruby and print information

Author: jswizard , http://www.juretta.com/log/2006/08/13/ruby_net_http_and_open-uri/

require 'open-uri'
require 'pp'
open('http://www.juretta.com/') do f
# hash with meta information
pp f.meta

#
pp "Content-Type: " + f.content_type
pp "last modified" + f.last_modified.to_s
no = 1

# print the first three lines
f.each do line
print "#{no}: #{line}"
no += 1
break if no > 4
end
end