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Action Cable Examples

A collection of examples showcasing the capabilities of Action Cable.


You must have redis installed and running on the default port:6379 (or configure it in config/redis/cable.yml).

Installing Redis

On Linux
  • wget
  • tar xvzf redis-stable.tar.gz
  • cd redis-stable
  • make
  • make install
On Mac
  • brew install redis
Note: You must have Ruby 2.2.2 installed in order to use redis

Starting the servers

  1. Run ./bin/setup
  2. Run ./bin/cable
  3. Open up a separate terminal and run: ./bin/rails server
  4. One more terminal to run redis server: redis-server
  5. Visit http://localhost:3000

Live comments example

  1. Open two browsers with separate cookie spaces (like a regular session and an incognito session).
  2. Login as different people in each browser.
  3. Go to the same message.
  4. Add comments in either browser and see them appear real-time on the counterpart screen.

Live comments example

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