Java线程专栏文章汇总:https://blog.csdn.net/ghsau/article/details/17609747
完全理解Gson(1):www.importnew.com/16630.html
阿里中间件团队博客:jm.taobao.org/categories/
服务端是如何主动推送信息到客户端的:https://www.zhihu.com/question/24938934
Web应用从服务器主动推送数据到客户端:https://blog.csdn.net/shuo1992/article/details/59477055
MQTT协议中文版:https://legacy.gitbook.com/book/mcxiaoke/mqtt-cn/details
Comet:基于 HTTP 长连接的“服务器推”技术:https://www.ibm.com/developerworks/cn/web/wa-lo-comet/
Java Swing 介绍:www.runoob.com/w3cnote/java-swing-demo-intro.html