instance method static_cache_control=

# File railties/lib/rails/application/configuration.rb, line 60
      def static_cache_control=(value)
        ActiveSupport::Deprecation.warn <<-eow.strip_heredoc
          `config.static_cache_control` is deprecated and will be removed in Rails 5.1.
          Please use
          `config.public_file_server.headers = { 'Cache-Control' => '#{value}' }`
          instead.
        eow

        @static_cache_control = value
      end