Commands ran to build this application :

-- Setup

• rails new toy_app
• update Gemfile to get the required lib
• bundle install --without production

-- Git

• git init
• git add -A
• git commit -m "Init repo"
• create repo on github using UI
• git remote add origin git@github.com:vijitsingh/learning-ruby-rails-toy-app.git
• git push -u origin master

-- Getting into chapter 1 state

• add a hello def
• update root route in routes.rb

-- deploy to heroku

• git commit -am "Add hello"
• heroku create
• git push heroku master
• heroku open (https://boiling-citadel-4566.herokuapp.com/)

-- creating User resource

• rails generate scaffold User name:string email:string
• bundle exec rake db:migrate
• rails server # to run the server locally and test (localhost:3000/users , /users/1, /users/new, /users/1/edit)

-- creating Micropost resource

• rails generate scaffold Micropost content:text user_id:integer
• bundle exec rake db:migrate
• add validates :content, length: { maximum: 140 } for max-limit in app/models/micropost.rb
• update app/models/user.rb and micropost.rb to add association.
• rails console
• first_user = User.first
• first_user.microposts
• first_post = first_user.microposts.first
• first_post.user

-- Finishing app

• Commit to git
• git push heroku master
• heroku run rake db:migrate # NOTE THIS COMMAND
• heroku open

DONE.