Use a different API key for each environment: test, development, production
In secrets.yml, there are tokens for each environment
In application.yml (from figaro), can set keys for different environments using figaro
rake secret to get secret token, used to sign and decode cookies, put it in application.yml
Access it in secrets.yml
Add gem 'rails_12factor to gemfile to get error messages
tail -f log/development.log opens up any file, anytime something gets written to a file, it gets outputed in real time
In database.yml, delete username and password for production
Run rake assets:precompile to get assets
Run RAILS_ENV=production rails s to run production locally
Run rake assets:clobber to remove public assets when going back to development