codingmeup

keep - alive https://lotabout.me/2019/Things-about-keepalive/

https://byvoid.com/zhs/blog/http-keep-alive-header/

https https://juejin.im/post/5ca6a109e51d4544e27e3048

[九个问题从入门到熟悉HTTPS ](https://juejin.im/post/5a2ff29c6fb9a045132aac5a) [图解HTTPS](https://juejin.im/post/5b0274ac6fb9a07aaa118f49) [用信鸽来解释](https://juejin.im/post/5ad6ad575188255c272273c4#heading-9)

[解密HTTP/2与HTTP/3 的新特性](https://segmentfault.com/a/1190000020714686#articleHeader16)

[漫话：如何给女朋友解释什么是CDN？](https://juejin.im/post/5d478c48e51d453c135c5a5c)

[第 15 题：简单讲解一下 http2 的多路复用 #14](https://github.com/Advanced-Frontend/Daily-Interview-Question/issues/14)

[怎么启用http2，启用之后哪些优化可以省略](https://zhuanlan.zhihu.com/p/29609078)

## QA - 什么是防抖、节流，分别解释一下？ - 在白纸上手写一个防抖or节流函数，自己任选（限时4分钟） - react hooks有了解吗？上机实现一个useDebounce、useThrottle - tyepscript有了解吗？用ts再来写一遍 ```js function useDebounce(fn, delay) { const { current } = useRef({}); function f(...args) { if (current.timer) { clearTimeout(current.timer); }...

防抖 ： ```js const deb = (fn, delay, immediate) => { let timer = null return function() { const context = this timer && clearTimeout(timer) if (immediate) { !timer &&...