nicolaslazartekaqui

class Sticker::BannerController << ::ApplicationController
  # ...
  
  protected
  
  def resource
    get_resource_ivar || set_resource_ivar(StickrBanner.send(:find, params[:id]))
  end
end

nicolaslazartekaqui

# files_controller.rb
class FilesController < ApplicationController
  def index
    @files = Files.all
  end
  
  ...
end