enqueue_at

# File activejob/lib/active_job/queue_adapters/resque_adapter.rb, line 36
      def enqueue_at(job, timestamp) # :nodoc:
        unless Resque.respond_to?(:enqueue_at_with_queue)
          raise NotImplementedError, "To be able to schedule jobs with Resque you need the "              "resque-scheduler gem. Please add it to your Gemfile and run bundle install"
        end
        Resque.enqueue_at_with_queue job.queue_name, timestamp, JobWrapper, job.serialize
      end