useful c9 rails cmds

[new app]
rails new appnamehere

[cloud9 start server]
rails s -b $IP -p $PORT

[make a data object thingy]
rails generate scaffold OBJECT_NAME DATA_NAME:DATA_TYPE
Example:
rails generate scaffold user name:string email:string

[make the data object hosted on servers DB]
rails db:migrate

https://softcover.s3-us-west-2.amazonaws.com/636/ruby_on_rails_tutorial_4th_edition/ebooks/ruby_on_rails_tutorial-preview.pdf?X-Amz-Expires=14400&X-Amz-Date=20180123T135328Z&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAJMNNDDBSYVXVHGAA/20180123/us-west-2/s3/aws4_request&X-Amz-SignedHeaders=host&X-Amz-Signature=1e93188253a50f5f9c321484c04f7647dc880154ceb374af03c331afa5e137cc