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In the example below, what is the dash doing between the class attribute and array: (field_helpers - [:label, :check_box, :radio_button, :fields_for, :hidden_field, :file_field]).each do |selector| -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

I have an authentication and autherization system built on the same lines outlined by Michael Hartl, rails tutorial. Here is the employees_controller.rb: class EmployeesController < ApplicationController before_filter :signed_in_employee, only: [:index, :edit, :update] before_filter :correct_employee, only: [:edit, :update] etc etc