
Useful commands
Clone a remote repository
heroku git:clone -a myapp
Logs in real time
heroku logs --tail --app=appName
Active production mode for Nodejs projects
heroku config:set NODE_ENV=production --app=appName
Restart application
heroku restart --app=appName
Setting scale
heroku ps:scale web=1 --app=appName
Added remote heroku repository
heroku git:remote -a appName

Bonus: Git submodules
Git submodules are very useful when you need manage Git dependencies.
Add a submodule
git submodule add git://github.com/chneukirchen/rack.git rack
Update submodules to HEAD
git submodule foreach git pull origin master
Delete a submodule
git submodule deinit asubmodule
git rm asubmodule
git rm --cached asubmodule