6.1.2 The model file
6.1.3 Creating user objects
6.2.2 Validating presense
6.3.2 Password and confirmation
6.3.2(all pass)
6.3.3 User authentication
6.3.5 Creating a user
7 Chapter
7.1.3 Testing the user show page
7.1.4 A Gravatar image and a sidebar
7.1.4 Better Error Gem added
7.1.4 users_helper.rb
7.2 Signup form
7.2.3 The form HTML
Finish User Signup
Chapter 8