Android
Gradle 学习教程
https://www.jianshu.com/p/e26236943dd6
http与https的教程
https://www.ruanyifeng.com/blog/2016/08/http.html
http://www.ruanyifeng.com/blog/2016/08/migrate-from-http-to-https.html
https://www.runoob.com/w3cnote/http-vs-https.html
http://www.ruanyifeng.com/blog/2014/02/ssl_tls.html
Http的缓存机制
https://www.cnblogs.com/chenqf/p/6386163.html
https://juejin.cn/post/6844903470584037383