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<style>
	.select2-container.select2-container-multi {
		width: 100%;
	}
</style>

<%= form_for [:admin, @product], :method => :put, :html => {:multipart => true} do |f| %>
    <fieldset class="no-border-top">
        <%= f.field_container :option_types do %>
            <%= f.label :option_type_ids, Spree.t(:option_types) %>

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# db/migrate/01_add_custom_admin_roles.rb

class AddCustomAdminRoles < ActiveRecord::Migration
  @roles = %w[extra]
  def self.up
    @roles.each do |r|
      Role.create(:name => r)
    end
  end

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class DeviseCreateUsers < ActiveRecord::Migration
  def change
    create_table :users do |t|
      t.timestamps
      ## Database authenticatable
      t.string :email,              :null => false, :default => ""
      t.string :encrypted_password, :null => false, :default => ""

      ## Recoverable
      t.string   :reset_password_token

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Prereq:

apt-get install zsh
apt-get install git-core

Getting zsh to work in ubuntu is weird, since sh does not understand the source command. So, you do this to install zsh

wget https://github.com/robbyrussell/oh-my-zsh/raw/master/tools/install.sh -O - | zsh

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installing postgresql 9.3.2 on ubuntu 12.04

follow official guide

$ sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ precise-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
$ wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
$ sudo apt-get update
$ sudo apt-get install postgresql-9.3 postgresql-contrib-9.3

you should succesfully installing postgresql 9.3.2 on your machine.

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conn = Faraday.new(url: 'http://veran.lvh.me:3000/', params: { token: 'ac350077d3066be3d2ca79fd0586e1b1d386b88a5870a1c0' }) do |f|
  f.request :multipart
  f.request :url_encoded
  f.adapter :net_http
end

response = conn.post('api/products/abacate-embalagem-de-1kg/images',{image: {attachment: Faraday::UploadIO.new('./image.jpg', 'image/jpeg')}})

##

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// It is important to declare your variables.

(function() {
    var foo = 'Hello, world!';
    print(foo);  //=> Hello, world!
})();

// Because if you don't, the become global variables.

(function() {

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$.ajax({
      url: "http://charles.lvh.me/api/products",
      method: "GET",
      contentType: "application/json; charset=utf-8",
      crossDomain: true,
      beforeSend: function(xhr){
        xhr.setRequestHeader('X-Spree-Token', 'a19d529a7ee5bc807a0b30b83adf998399f3c1804323f349');
        xhr.setRequestHeader('Access-Control-Allow-origin', '*');
        xhr.setRequestHeader('Access-Control-Allow-Methods', 'PUT, DELETE, GET');
      }

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// config/environment.js

// This is not for production. But it will get your
// console to stop screaming errors if your messing
// around with ember cli

module.exports = function(environment) {
  //lots of stuff
  
  // <Add this chunk>

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function getQueryParams(qs) {
  qs = qs.split("+").join(" ");
  var params = {},
      tokens,
      re = /[?&]?([^=]+)=([^&]*)/g;

  while (tokens = re.exec(qs)) {
    params[decodeURIComponent(tokens[1])] = decodeURIComponent(tokens[2]);
  }