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【推荐】2019 Java 开发者跳槽指南.pdf(吐血整理) >>> 此文我将带大家用Docker来搭建一个微信公众号的后台，主要涉及Docker里运行JavaWeb的技术，一起来做这个有意思的事情吧！ (如果你对Docker了解不是很多的话，欢迎查看我的上一篇教程: Docker简明教程 ) 项目结构介绍 首先看一下整个项目的结构： \etc\nginx-conf 是nginx的配置文件，用来做端口的转发。里面的代码如下： server { listen 80; server_name *.daoapp.io; location / { proxy_set_header X-Forwarded-Host $host; proxy_set_header X-Forwarded-Server $host; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_pass http://localhost:8080/; } } 我们将所有访问*.daoapp.io下80端口的请求全部转移到8080端口，也就是提交给Tomcat服务。 \etc\scripts 是Docker启动运行的脚本，里面会启动Tomcat与Nginx服务。 #!/bin/sh # Start Tomcat $TOMCAT_HOME

【推荐】2019 Java 开发者跳槽指南.pdf(吐血整理) >>> Since the dawn of modern web applications, push notifications have gained significant traction in industry. Instead of pooling data from server it has now become common that server should notify client. Ajax is so pervasive these days it is almost seen on every web page we visit. This is all good if you want to refresh a part of page every few seconds. But things get ugly if you want tens or hundreds of requests a second. Pooling webserver is too expensive in such cases. With that in mind HTML5 has introduced a nifty cool feature “Server-Sent Events” . 1.