title: how to run task at scheduled time with RabbitMQ
body: <p>I'm using <a href="http://www.rabbitmq.com/"><code>RabbitMQ</code></a>  to make my tasks pool run sequentially one by one. But how can add a time parameter to make a task only run at the <strong>defined time in the future</strong> (like a <code>scheduled tasks</code>).</p>