production.rb

MyApp::Application.configure do
  config.cache_classes = true

  config.consider_all_requests_local       = false
  config.action_controller.perform_caching = true

  config.action_dispatch.x_sendfile_header = "X-Sendfile"

  config.cache_store = :dalli_store

  config.serve_static_assets = false

  config.action_mailer.default_url_options = { :host => "mydomain.com" }

  config.i18n.fallbacks = true

  config.active_support.deprecation = :notify

  config.middleware.use ExceptionNotifier, :exception_recipients => %w(exceptions@mydomain.com)
end