gistfile1.txt

#application.js

var App = App || {}
App.cable = ActionCable.createConsumer();


#questions.coffee

ready = ->
  questionsList = $('.questions-list')

  .......
  
  App.cable.subscriptions.create('QuestionsChannel', {
    connected: ->
      @perform 'follow'
      ,

    received: (data) ->
      questionsList.append data
    })

$(document).ready(ready)
$(document).on('turbolinks:load', ready)


#questions_channel.rb

class QuestionsChannel < ApplicationCable::Channel
  def follow
    stream_from 'questions'
  end
end


#questions_controller.rb

.....
after_action :publish_question, only: [:create]

private

  def publish_question
    return if @question.errors.any?
    ActionCable.server.broadcast(
      'questions',
      ApplicationController.render(
        partial: 'questions/question_for_index',
        locals: { question: @question }
        )
      )
  end
....