jcf

# cat, dog = Cat.new, Dog.new
# cat.friends << dog
# cat.save
# => false
# cat.errors
# #<ActiveRecord::Errors ... @errors={"dog" => "is not valid"}>
# cat.errors << dog.errors
# cat.errors
# #<ActiveRecord::Errors ... @errors={"dog" => "is not valid", "bark" => "is not bigger than bite"}

calas

#!/usr/bin/env ruby

# To install:
# about:config
# create a new boolean network.protocol-handler.external.txmt with value true
# create a new string network.protocol-handler.app.txmt with value path to the script

require 'rubygems'
require 'cgi'
require 'uri'