require 'rest-more' facebook = RC::Facebook.new(:log_method => method(:puts)) puts "rest-client with threads doing concurrent requests" a = [facebook.get('4'), facebook.get('5')] puts "It's not blocking... but doing concurrent requests underneath" p a.map{ |r| r['name'] } # here we want the values, so it blocks here puts "DONE" puts "callback also works" facebook.get('6'){ |r| p r['name'] } puts "It's not blocking... but doing concurrent requests underneath" facebook.wait # we block here to wait for the request done puts "DONE"