1.Qt5书籍知乎 https://www.zhihu.com/question/275247552
2.QmlBook In Chinese https://cwc1987.gitbooks.io/qmlbook-in-chinese/content/meet_qt_5/qt5_introduction.html
3.Qt高级——Qt信号槽机制源码解析 https://blog.51cto.com/u_9291927/2070398
4.Qt软件的发展历史及优势特点 https://www.cnblogs.com/xiehuan-blog/p/9556528.html
5.变量的五大内存空间分配 https://blog.csdn.net/qq_28337667/article/details/80089000
6.程序编译的几个阶段 https://blog.csdn.net/boy_love_sky/article/details/62041330
7.typedef和define有什么区别
https://blog.csdn.net/summer00072/article/details/80918483
8.QT信号槽connect的第五个参数 https://www.cnblogs.com/xupeidong/p/9487494.html
9.C++多态的实现原理 https://blog.csdn.net/qq_40840459/article/details/80195158
10.c++ const 全面总结！
https://blog.csdn.net/qq_30968657/article/details/53837022
11.MQTT协议之 Apache Apollo服务 https://www.cnblogs.com/minyc/p/myc201601131510.html
12.macOS MQTT 调试工具 MQTTBox 使用介绍 https://zhuanlan.zhihu.com/p/133960415
13.Qt MQTT客户端--QMQTT https://blog.csdn.net/sxpsxp12/article/details/79353743
14、写博客mqtt服务器搭建，qt mqtt编译
15、mqtt服务器mosquitto
https://blog.51cto.com/favccxx/2469991?source=dra