class Object
  def try(method_id, *args, &block)
    respond_to?(method_id) ? send(method_id, *args, &block) : nil

def silent(command)
  system "#{command} &> /dev/null"
end

class NilClass
  def to_s
    "n/a"

# Video: http://rubyhoedown2008.confreaks.com/08-chris-wanstrath-keynote.html
 
Olá, Eu sou Chris Wanstrath.

CmdUtils.CreateCommand({
  name: "viu",
  icon: "http://www.viuisso.com.br/favicon.ico",

Action Pack
 
* All 2xx requests are considered successful [Josh Peek]

What's new in Rails 2.0.4
-------------------------
 

render :template => "weblog/show", :locals => {:customer => Customer.new}

class Post < ActiveRecord::Base
  has_many :comments