View difference between Paste ID: rMNKx2yh and 9in3TC9b

 ## associantions model
 
 class Quiz < ActiveRecord::Base
-    attr_accessible :title, :jumlahpertanyaan, :jumlahjawaban
+    attr_accessible :title, :jumlahpertanyaan, :jumlahjawaban, :pertanyaans_attributes
     has_many :pertanyaans, :dependent => :destroy
     accepts_nested_attributes_for :pertanyaans
 end
 class Pertanyaan < ActiveRecord::Base
     attr_accessible :content, :quiz_id, :jawabans_attributes
     belongs_to :quiz
     has_many :jawabans, :dependent => :destroy
     accepts_nested_attributes_for :jawabans
 end
 
 class Jawaban < ActiveRecord::Base
     attr_accessible :content, :correct, :pertanyaan_id
     belongs_to :pertanyaan
 end
 
 
 ## Step Pertama
 
 ## quizzes_controller.rb
 
   def new
     @quiz = Quiz.new
   end
 
   def create
    @quiz = Quiz.new(params[:quiz])
     if @ujian.save
      redirect_to quiz_steps_path(:quiz_id => @quiz.id), notice: "Silahkan buat pertanyaann untuk " + @quiz.nama + "."
     else
      render :new
     end
   end
 
 ## form quizzes/new.html.erb
 
   <%= form_for @ujian, :url => create_ujian_subdomain_path(@ujian), :method => :post  do |f| %>
 
    <div class="field">
      <%= f.label :title %><br />
      <%= f.text_field :title %>
    </div>
    <div class="field">
      <%= f.label :jumlahpertanyaan %><br />
      <%= f.text_field :jumlahpertanyaan %>
    </div>
    <div class="field">
      <%= f.label :jumlahjawaban %><br />
      <%= f.text_field :jumlahjawaban %>
    </div>
    <div class="actions">
      <%= f.submit ( "Next" ), :class => "btn btn-inverse btn-medium" %>
    </div>
   <% end %>
 
 
 ## Step Kedua
 
 ## quiz_steps_controller.rb
 include Wicked::Wizard
 steps :pertanyaan
    def show
     @quiz = Quiz.find(params[:ujian_id])
     jumpertanyaan = @quiz.jumlahpertanyaan
     jumjawaban = @quiz.jumlahjawaban
   	jumpertanyaan.times do
       pertanyaan = @quiz.pertanyaans.build
       jumjawaban.times { pertanyaan.jawabans.build }
     end
     render_wizard
   end
 
   def update
     @quiz = Quiz.find(params[:quiz])
     @quiz_attributes = (params[:quiz])
     render_wizard @quiz
   end
 
 
 ## form pertanyaan.html.erb
 
  <%= form_for @quiz, :url => wizard_path  do |f| %>
  <fieldset>
    <%= f.fields_for :pertanyaans do |builder| %>
      <%= render "form_pertanyaans", :f => builder %>
    <% end %>
  </fieldset>
  <div class="actions">
     <%= f.submit ( "Simpan" ), :class => "btn btn-inverse btn-medium" %>
   </div>
  <% end %>