samstokes

def lookup_url(ident); "http://favstar.fm/users/#{ident}"; end
def save_result(ident, result); puts Hpricot(result).at(:title).inner_text; end
def logger; Rails.logger; end
def name; 'console'; end
include Point::SiteLookup
perform_lookup! 'samstokes'
# console is querying http://favstar.fm/users/samstokes
# @samstokes' (Sam Stokes) most faved tweets

samstokes

hey

samstokes

hello

samstokes

require 'em-http'
require 'hpricot'

class EM::HttpRequest
  synchronous_shim! :get
end

Hpricot(EM::HttpRequest.new('http://www.samstokes.co.uk/').get.response).at(:title).inner_text
# => "Sam Stokes"

samstokes

module Existing
  def twinge
    "Existing#twinge"
  end
  def prunge
    "Existing#prunge"
  end
end

#  module included in another module

samstokes

def do_funky_stuff
  d = EM::DefaultDeferrable.new
  # do some long-running thing synchronously
  d.succeed
  return d
end

do_funky_stuff.callback { sleep 5; puts 'Done!' }  # blocks for 5 seconds
# prints "Done!"

samstokes

require 'blankslate'

# Instead of writing
#
#     > (1..3).map(&:even?).map(&:to_s).map(&:upcase).map(&:reverse)
#      => ["ESLAF", "EURT", "ESLAF"] 
#
# write the more concise
#
#     > (1..3).map_chain.even?.to_s.upcase.reverse.result

samstokes

def ip2int(dotted)
  dotted.split('.').map(&:to_i).
    zip([24, 16, 8, 0]).
    inject(0) do |s, (segment, shift)|
      s + (segment << shift)
    end
end

samstokes

module Enumerable; def chunked(n); i=0; inject([]) {|chunks, item| if i % n == 0; chunks << [item]; else; chunks.last << item; end; i += 1; chunks }; end; end

samstokes

def gemver(gem); Gem.loaded_specs[gem.to_s].version; end