Ajax应用程序可充分利用这一点，模拟实时服务器推送技术。
Ajax applications can make full use of that to simulate a real-time server-push feature.
这篇文章讨论了几种模拟服务器推送的方法，从纯轮询到实时服务器推送，文中说明了每种方法的优缺点。
In this article, I discussed various approaches for simulating a server push, ranging from pure polling to a real-time server push, and noted the strengths and weaknesses of each approach.
目前，DeviceAnywhere支持超过1,000个挂接在实时服务器上的实际设备，以及全球超过二十五家的运营商——这些设备和运营商在连续的基础上进行添加。
Currently, DeviceAnywhere supports more than 1,000 real devices hooked up to live servers and more than twenty-five carriers worldwide — with devices and carriers being added on a continuous basis.
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