rails db:migrate
・model
1 rails generate controller StaticPages home help
2 rails generate model User name:string email:string
3 rails generate model Article content:text user:references
4 rails generate model Relationship follower_id:integer followed_id:integer
5 rails g model Like user_id:integer article_id:integer
・add
2 rails generate controller Users new
2 rails generate migration add_index_to_users_email
rails generate migration add_password_digest_to_users password_digest:string
rails g migration add_image_column_to_users
rails g migration add_image_name_to_users
rails generate controller Sessions new
3 rails generate controller Articles
rails generate uploader Picture
rails generate uploader Image
rails generate migration add_picture_to_articles picture:string
5 rails g migration add_likes_count_to_articles likes_count:integer
rails g migration add_article_tag_to_articles