ActiveRecord::Dirty Pusher example

activeRecordDirtyPusher.rb

class Example < ActiveRecord::Base

  after_save { push_updates if changed? }

  private

    def push_updates
      if self.my_attribute_changed?
        Pusher["channel-example"].trigger!("my-attribute-update", {:my_attribute => self.my_attribute})
      end
    end

end