Long polling is a polling technique in which the server will delay completing the HTTP response until either an update is ready for the client or a timeout occurs. 长轮询是一种轮询技术,其中服务器延迟完成HTTP请求,直至已经为客户机准备好了一个更新信息或发生超时。
The most common "true" Comet technique is a variant of polling called long polling. 最常见的“真正的”Comet技术是轮询的一种变体,即长轮询(longpolling)。
You can test all the interrupt sequences ( out of sequence) by using a polling technique. 而是可以使用轮询(polling)技术来测试所有的中断序列(乱序)。
If the browser does not support this event, a polling technique monitors any change on the hash fragment of the URL. 如果浏览器不支持该事件,轮询技术将监视URL散列片段的任何更改。
A public-opinion polling technique that is used to test possible campaign themes by asking very specific questions about an issue or a candidate is call push polling. 民意调查中使用的一种技巧,就某个问题或某个候选人通过询问非常具体的问题来测试可能的竞选主题,是谓“导向性民意调查”。
Professor James Fishkin of Stanford University in the United States, who developed the polling technique used, urged some caution about the findings. 该调查使用的方法由美国斯坦福大学教授詹姆斯•菲什金设计,他主张谨慎对待调查结果。
But the traditional telecontrol system, which adopted the CDT or Polling protocol has a lot of drawbacks. This paper proposed a telecontrol technique of electric systems based on the embedded IP technique, aimed at the traditional telecontrol system's drawbacks. 但是,采用循环传输模式(CDT)或问答传输模式(Polling)的传统远动系统存在很多弊端,本文针对传统远动系统存在的缺点提出了一种基于嵌入式IP的电力系统远动技术。