difference between persistent and non persistent http

One, the persistence and non-persistence of messages①deliverymodeThis is the transfer mode. The ACTIVEMQ supports two transport modes: persistent and non-durable (persistent and non-persistent delivery), which are used by default for durable

Talk about persistent links-Understanding HTTP original excellent Guo Shiyu with baozou comics 2 from: NS testing department time 637 Persistent connection What is persistent connection? As the name implies, it is a "persistent" connection. As

From: Zhou Ting (zhouting@cn.ibm.com), software engineer, IBM China Software Development Technology Laboratory Introduction:Many applications, such as monitoring, instant messaging, and instant quotation systems, need to send changes in the

August 31, 2007 Many applications, such as monitoring, instant messaging, and instant quotation systems, need to send changes in the background to the client in real time without the need for the client to refresh and send requests

1. What is a persistent connection? (Keep alive mode) HTTP1.1 Specifies that long connections are maintained by default (HTTP persistent connection, also translated for persistent connections); Data transfer is done to keep the TCP connection

WEB clients often open connections to the same site. For example, most inline images on a Web page are usually from the same Web site, and a significant portion of hyperlinks to other objects usually point to the same site. Therefore, an application

HTTP for long connections HTTP is statelessThat is, the browser and the server each HTTP operation, the connection is established, but the end of the task to disconnect. If a client browser accesses an HTML or other type of Web page

Many applications, such as monitoring, instant communication, and instant quotation systems, need to transmit background changes to the client in real time without the need for the client to refresh and send requests continuously. This article first

Previous wordsAn HTTP connection is a critical channel for HTTP message transmission. To master HTTP, you need to understand the ins and outs of HTTP connections and how to use those connectionsIf you want to view a Web page, the browser will follow

Chapter II, section II, web and HTTPIn this chapter, we need to discuss 5 important applications: Web, File transfer, e-mail, directory services, peer-to-peer, and in this section we will discuss the Web and its Application-layer protocol