This app shows how manage actioncable easily and predictable.
git clone https://github.com/IlyaUmanets/action_cable_crudcd action_cable_crudmv config/database.example.yml config/database.ymlbundle installrake db:setuprails s
Go to http://localhost:3000 choose a room and duplicate this tab to see changes dynamically. Now you can create, remove (click X) and update message. Enjoy!