brew install heroku
heroku login
heroku ps
heroku apps:info
heroku apps:create MYAPP
git checkout master
git push heroku
heroku run rake db:migrate --trace
heroku run rake clear_cache --trace
heroku console
heroku logs --tail
https://devcenter.heroku.com/articles/heroku-postgres-backups
heroku pg:backups:capture
heroku pg:backups:download # => "latest.dump
https://devcenter.heroku.com/articles/heroku-postgres-backups#scheduling-backups
heroku pg:backups:schedule DATABASE_URL --at '02:00 Europe/Berlin' --app wartenberger
heroku pg:backups:restore <BACKUP> DATABASE_URL --app <APP>