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。
Some other implementations of the Comet Ajax server-push model are.
一些其他CometAjax服务器推送模型的实现。
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。
See the comet. c example for a server-push script that does not use additional file descriptors.
一个服务器推送剧本，不使用额外的文件描述符的例子。
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。
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。
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。
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 idea is pretty simple: push data from the server to the browser without the browser requesting it.
其思想很简单：将数据直接从服务器推到浏览器，而不必等到浏览器请求数据。
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。
Push technology is when the application server is in control over the handheld device.
推技术是在应用程序服务器控制手持设备时。
The other type of communication is messaging. This can be used to create applications that push messages from the server and perform near real time communication.
另一种通信形式就是消息，这样应用就可以推送来自于服务器端的消息并进行近乎实时的通信。
When that's complete, the connection is established, and this socket can now be used to push data from the server.
完成之后，连接即建立，这个套接字现在即可用于从服务器推送数据。
One of the primary benefits of RTMP is the connection with the client stays open so it can be used to push data from the server.
RTMP的一个主要好处是可以一直打开与客户端的连接，这样就可以推送服务器端的数据了。
With these three technologies it's really easy to automatically push data from the server to the client in real time.
有了这三个技术，实时地从服务器自动地将数据推送到客户端很容易实现。
Server scalability: there is no such thing as “data push” in HTTP.
服务器的可伸缩性：HTTP中并没有所谓的“数据推送”。
Save your work, and then push your updates to the server.
保存您的工作，然后将更新传递到服务器。
Server push is not for every application.
服务器推送并非适用于每一个应用程序。
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。
It would be far easier to build a bigger database server, and push off the need to rebuild your application to support the sharding of data.
使用更强大的数据库服务器要容易得多，而且不需要通过重新构建应用程序来支持分散的数据。
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。
This approach will leverage the processing power of the SAP BW server, and push filtering of the data to the SAP BW data source.
此方法将利用SAPBW服务器的处理能力，并将筛选数据推入SAP BW数据源。
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。
Implementing an Ajax server push.
实现Ajax服务器推送。
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。
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。
Because HTTP connections between a Web browser and a server can be established only by the browser, the server can't "push" changes to the browser as they occur.
由于只能由浏览器建立Web浏览器和服务器之间的HTTP连接，服务器无法在改动发生时将变化“推送”给浏览器。
Understanding the capabilities of the data source enables the federation server to push down more functionality to that data source, which generally improves performance.
理解数据源的能力之后，联邦服务器就可以将更多的功能下推到那个数据源，这通常可以提高性能。
If you want the federated server to push down the evaluation of a function to a relational data source, you must use a function mapping for that data source.
如果您希望联邦服务器将函数的计算下推到一个关系数据源，那么必须使用那个数据源的一个函数映射。
Consider setting this server option to push as much work as possible to the remote data source.
考虑设置这个服务器选项，以便将尽可能多的工作下推到远程数据源。
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