#Day 20
Tunr
rails generate controller Pages - creates controllers
http://haml.info/ - DRY html
http://localhost:3000/rails/routes - avoids typing rake routes in the terminal all the time
Adding columns to table ex:
generate new migration : rails generate migration add_password_digest_to_users
and then in the rb file, add smthg like "add_column :users, :password_digest, :string"
check in schema if the new column has been added
add gem bcrypt-ruby , run bundle, add this to user has_secure_password
Check about rainbow file and quantum computing
- read active record validation document