gmgp

class Klass
  def initialize(number)
    self.number = number
  end
  
  attr_reader :number
  
  private
  
  attr_writer :number

gmgp

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

gmgp

# config/initializers/clear_dev_logs.rb

# This snippet simply clears your logs when they are too large.
# Large logs for development are usually something you don't want.
# Every time you run rails server or rails console it checks the size
# of your development logfile and truncates it.

if Rails.env.development?
  MAX_LOG_SIZE = 1.megabytes
  DEV_LOG_FILE = File.join(Rails.root, 'log', 'development.log')

gmgp

# Copy and paste this to the rails console to test your email settings

# Rails 3.2

class TestMailer < ActionMailer::Base
  default :from => "me@mysite.com"

  def welcome_email
    mail(:to => "other@elsewhere.com", :subject => "Test mail", :body => "Test mail body")
  end

gmgp

Ruby on Rails development setup on Ubuntu 12.04

System update

# change mirror to ubuntu.osuosl.org first
sudo apt-get update

Install common libraries

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# _children.html.erb  
    <%= content_tag :ol, raw(children) %>

# _controls.html.erb  
    <%- 
    edit = link_to '', polymorphic_url(opts[:namespace] + [node], :action => :edit), :title => t('.edit_this'), :class => 'button edit'
    if opts[:has_children]
      delete =  link_to('', url_for(opts[:namespace] + [node]),
        :title    =>  t('.delete'),
        :method   =>  :delete,

gmgp

RSpec + Cucumber BDD Stack for Rails 3 with Spork and Guard

Steps to follow, Ref:

• Update Gemfile
• bundle install
• rails g rspec:install
• Edit .rspec

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it:
  errors:
    messages:
      not_found: "non trovato"
      already_confirmed: "è stato già confermato"
      not_locked: "non era bloccato"

  devise:
    failure:
      unauthenticated: "Devi accedere o registrarti per continuare."

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namespace :heroku do
  desc "Generate the Heroku gems manifest from gem dependencies"
  task :gems do
    RAILS_ENV='production'
    Rake::Task[:environment].invoke
    list = Rails.configuration.gems.collect do |g| 
      command, *options = g.send(:install_command)
      options.join(" ") + "\n"
    end