a ||= {} ; a[:k] ||= []; v = a[:k][0]  ||  1

class AccountsController < ApplicationController

  layout 'application'
...

Ruby On Password update code

by David Calavera, July 17, 2008 06:41

droping the spaghetti code

xml = REXML::Document.new(data)

artists = xml.elements.to_a('//artist')[1..3].map {|e| 
...

xml = REXML::Document.new(data)

artists = xml.elements.to_a('//artist')[1..limit].map {|artist|
...