Continuations can be expensive.

延续是昂贵的。

Simulate continuations.

模拟延续。

Writing a Continuations-based application.

编写基于Continuations的应用程序。

Perl 6 will support continuations natively.

Perl 6本身支持延续。

But the state machine is a nice approach to continuations.

但是，状态机(state machine)是不错的延续方式。

Jetty supports the programming construct known as continuations.

Jetty支持被称作continuations的编程结构。

Continuations dramatically simplify the Web development model.

延续大大简化了Web开发模型。

You don't have to use continuations to capture execution state.

不一定非使用延续来捕获执行状态。

RIFE makes continuations simple and accessible to the everyday Web developer.

RIFE 使延续变得很简单，一般的 Web 开发人员也能够使用延续。

You can store any Ruby object, even procs, lambdas, threads, continuations.

你可以保存任何Ruby对象，即使是proc、lambda、线程或者continuation。

To use continuations, you need a Web applications server that supports them.

为使用continuation，需要一个支持它们的Web应用程序服务器。

Remember: Seaside is a development framework, including a continuations-based Web server.

记住：Seaside是一个开发框架，包括基于continuation的Web服务器。

You can see that continuations represent a real advancement in Web development frameworks.

您可以看到，延续是Web开发框架中一项真正的技术进步。

With continuations, you can keep the state in a continuation and restore the state on demand.

有了延续，就可以在延续中保存状态并根据需要恢复状态。

Now, check out how the Continuations feature in Jetty 6 can be helpful in this kind of situation.

现在，查看Jetty 6的Continuations特性如何为这类情形提供帮助。

The suspend()/resume() pair is key to implementing a real Comet-style service using Continuations.

suspend()/resume() 对于实现真正使用 Continuations 的 Comet 风格的服务非常关键。

The framework handles all of it for you in the form of continuations -- a very powerful concept.

框架以 continuation 的形式为您处理所有的状态 —— 一个非常强大的概念。

You can think of them of as the Continuations equivalent of the standard Object wait()/notify() mechanism.

可以将它们视为标准的 Object wait()/notify() 机制的 Continuations 等价体。

The Seaside image has a running version of the Web server and the code for the continuations framework.

seaside映像有一个运行版本的Web服务器和continuation框架的代码。

The framework can identify individual continuations within a URL and store that continuation in the session.

框架可以识别一个 URL 中的各个延续并将延续存储在会话中。

In two years, most new Web development will use some continuation server or some simulation of continuations.

在两年内，大多数新的Web开发将会使用某种延续服务器或延续的模拟。

In the near future, hardware improvements will make the added resource consumption of continuations less critical.

在不远的将来，硬件的改进会使延续所增加的资源消耗变得无足轻重。

You can invalidate continuations based on business rules, so it's easy to prevent a form from being submitted twice.

可以根据业务规则让延续失效，这样就很容易防止两次提交表单。

RIFE: RIFE is an innovative framework that uses continuations and many other techniques popular in dynamic languages.

RIFE：RIFE 是一种创新性的框架，它使用延续和在动态语言中流行的许多其他技术。

Note: Listing 4 USES backslash characters to indicate line continuations; the characters are not part of the command.

注意：清单4使用反斜杠字符表示连续行；它不是该命令的一部分。

The RIFE framework implements its own continuations, and the WebWork framework uses the RIFE continuations implementation.

RIFE 框架实现它自己的延续，而 WebWork 框架使用 RIFE 的延续实现。

This allows for general purpose continuations that actually capture the stack. The stack can be restored as often as necessary.

它考虑到了通用的continuations，可以捕获到栈，同时又可以在必要的情况下恢复。

And best of all, DWR can auto-detect when it's running under Jetty and switch to using Continuations for nonblocking Comet.

最妙的是，当运行在 Jetty 下时，DWR 能够自动检测并切换为使用 Contiuations，实现非阻塞 Comet。

This is the basis of the Comet pattern, with Jetty handling five concurrent requests on one thread, thanks to Continuations.

这是 Comet 模式的基本原理，Jetty 使用这种原理在一个线程内处理 5 个并发请求，这都是 Continuations 的功劳。