Implementing an Ajax server push.
实现Ajax服务器推送。
For a server push, I want the server to start the communication and send the data to the client.
对于服务器推送来说，需要由服务器发起通信，并向客户端发送数据。
Ajax adds a whole new dimension to Web sites with the ability to have the server push content to you.
Ajax向Web站点添加了一个全新的维度，它能够使服务器将内容推给您。
Long Polling: Also known as Asynchronous Polling, this method is a hybrid of pure server push and client pull.
长时间轮询：也就是所谓的异步轮询，这种方式是纯服务器端推送方式和客户端拉取方式的混合。
Let's look in some detail at common techniques used to update information from the server, which simulates a server push.
让我们来具体看看用于更新来自服务器的信息的一些常用技术，这些技术模拟了服务器推送。
The framing and streams layers are tailored to the needs of the HTTP protocol and server push.
这些帧和流层是为了HTTP协议和服务端推送的需求定制的。
They are used within HTTP request and response messages as well as server push operations (see Section 8.2).
他们在HTTP请求响应消息及服务器推送操作（见章节8.2）中使用。
Comet is a low latency data transfer technique that is event driven and USES the server push mechanism over the HTTP protocol.
Comet是一种事件驱动的低延迟数据传输技术，通过HTTP传输协议使用服务器推送机制。
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.
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。
Server push is not for every application.
服务器推送并非适用于每一个应用程序。
These scenarios lend themselves to a general class of problem called "Server Push."
这些场景本身属于一类称为 “服务器推送”的问题。
Server push is a mechanism of sending the data from server to client in an asynchronous fashion.
服务器推送是一个将数据以异步模式从服务器发送到客户机的机制。
Ajax applications can make full use of that to simulate a real-time server-push feature.
Ajax应用程序可充分利用这一点，模拟实时服务器推送技术。
That means every server-push script uses 2 file descriptors.
这意味着每个服务器推脚本使用2个文件描述符。
Not only does DWR save you much client - and server-side coding, but Reverse Ajax also abstracts the whole server-push mechanism away from your code.
DWR不仅省去了大量客户端和服务器端编码，而且ReverseAjax还从代码中将完整的服务器-推送机制抽象出来。
Comet is a term coined by Alex Russel of the Dojo Foundation to describe an event-driven, server-push mechanism over the HTTP protocol.
comet术语是DojoFoundation的Alex Russel发明的，用于描述通过HTTP协议进行的事件驱动的服务器推送机制。
Comet is a term coined by Alex Russel of the Dojo Foundation to describe an event-driven, server-push mechanism over the HTTP protocol.
comet术语是DojoFoundation的Alex Russel发明的，用于描述通过HTTP协议进行的事件驱动的服务器推送机制。
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