ClausClaus

Important

系统设计
- 更好的系统通常是更小，更简单的系统
- 要设计健康的系统，请分而治之。将问题分成较小的部分
- 分而治之的工作是递归的：将系统分为更简单的子系统和组件的层次结构
- 告诉您的应用过去的工作尤为重要，因此请确保其可审核
技术
- 当心炒作或时髦的技术，随着时间的流逝，计算机科学和工程学的基础不会发生太大变化

	function parseUrl(url) {
	var a = document.createElement('a');
	a.href = url;
	return {
	source: url,
	protocol: a.protocol.replace(':',''),
	host: a.hostname,
	port: a.port,
	query: a.search,
	params: (function(){

	const array = [1,23,124,23,4,1.423,4,123,222,111,22,23];

	[...new Set(array)]

	array.filter((item,index)=>array.indexOf(item) === index)

	array.reduce((unique,item) => unique.includes(item) ? unique: [...unique,item],[])

	#!/usr/bin/env bash
	# 1. 版本号每次自增；
	# 2. 区分测试和生产 package.json.test, package.json.prod
	# 3. 发布到生产前会二次确认
	srcName='package.json.test'
	if [[ $1 == "prod" ]]
	then
	srcName='package.json.prod'
	read -p "Are you sure to publish to PRODUCTION? [Y/N]" -n 1 -r
	echo ""

	export const assign = Object.assign \|\| function (target, ...args) {
	target = Object(target);
	for (let i = 0; i < args.length; i++) {
	const source = args[i];
	if (source !== null) {
	for (const key in source) {
	if (hasOwn(source, key)) {
	target[key] = source[key];
	}
	}

	function formatDate(date, formatStr) {
	if (/(Y+)/.test(formatStr)) {
	formatStr = formatStr.replace(
	RegExp.$1,
	(date.getFullYear() + '').substr(4 - RegExp.$1.length)
	)
	// 返回年 :'2016-mm-dd', 'hh:mm'
	}
	// 定义通用的匹配模式
	let o = {

	html,body{height:100%;}
	html,body,h1,h2,h3,h4,h5,h6,div,dl,dt,dd,ul,ol,li,p,blockquote,pre,hr,figure,table,caption,th,td,form,fieldset,legend,input,button,textarea,menu{margin:0;padding:0;}
	header,footer,section,article,aside,nav,hgroup,address,figure,figcaption,menu,details{display:block;}
	table{border-collapse:collapse;border-spacing:0;}
	caption,th{text-align:left;font-weight:normal;}
	html,body,fieldset,img,iframe,abbr{border:0;}
	i,cite,em,var,address,dfn{font-style:normal;}
	[hidefocus],summary{outline:0;}
	li{list-style:none;}
	h1,h2,h3,h4,h5,h6,small{font-size:100%;}

	<!DOCTYPE html>
	<html>

	<head>
	<meta charset="utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<title>jsonp请求测试</title>
	</head>

	<body>