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class Task < ActiveRecord::Base
  belongs_to :project
  validates_presence_of :project_id
  
  validate do
    unless project.status == 'funded'
      errors.add(:base, 'Project must be funded')
    end
  end

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class Channel
  attr_accessor :name
  def initialize(name)
    @name = name
  end
  
  def silent?
    # code here to determine whether or not the channel is silent
  end
end

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API Spec

POST /api/employers/trips

• requires HTTP Basic authorization

Attributes

• user_email -- users email required

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• normalize.css is cooler than a reset
• Everyone is using a preprocessor -- SASS or LESS
• Shinier image replacement technique
• border-box will change your life
• Nice media query cheatsheet
• The book on CSS3

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<div></div>

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<div class="box">
  foo
</div>

<div class="panel">
  hai
</div>

<div class="widget">
  lolz

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# Just put this into lib/, and add your methods!
# Usage: Features.your_feature_name?

class Features
  # Admin-only features? We've got that!
  def self.reticulate_splines?
    current_user && current_user.admin?
  end
  
  # Don't want to deploy to flip it on or off? It supports that!

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import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  model() {
    return {};
  },
});