iOS 应用防 HTTPS MiTM 基本方案
https://github.com/PixelCyber/Thor/blob/master/tips-zh-Hans/ssl_pinning.md
优秀博客
iOS答题组件
视频资料
1:iOS进阶之循环引用(weak原理和retain),Runloop、NSTimer,界面优化(异步处理)
视频地址:https://www.bilibili.com/video/BV1gb411g7hw?from=search&seid=14697201647771357359
要点关键词:objc_initweak,DontHaveOld,DohaveNew
storeWeak
通过hash运算,放入weaktable