Zhentiw - 博客园

2024年11月6日

摘要： const [a, b] = { a: 3, b: 4, }; console.log(a, b); // TypeError: {(intermediate value)(intermediate value)} is not iterable How to make it work withou 阅读全文

posted @ 2024-11-06 15:53 Zhentiw 阅读(32) 评论(0) 推荐(0)

[NPM] --legacy-peer-deps

摘要： In case running into peer deps issue, one thing we can do (maybe unsafe) is using --legacy-peer-deps We can use this in case, some framework publish a 阅读全文

posted @ 2024-11-06 15:31 Zhentiw 阅读(24) 评论(0) 推荐(0)

2024年11月4日

[Memory leak] 3. Garbage collection in Closure

摘要： Example code: function createIncrease() { const doms = new Array(100000).fill(0).map((_, i) => { const dom = document.createElement('div'); dom.innerH 阅读全文

posted @ 2024-11-04 16:13 Zhentiw 阅读(26) 评论(0) 推荐(0)

[Memory Leak] 2. Last focused input/textarea element cause memory leak in Chrome

摘要： Example Code: <body> <div> <button class="btn" onclick="createInput(false)"> Button1</button> <button class="btn" onclick="createInput(true)">Button2< 阅读全文

posted @ 2024-11-04 15:26 Zhentiw 阅读(37) 评论(0) 推荐(0)

[Memory Leak] 1. console.log cause memory leak

摘要： Example code: <template> <button @click="handleClick">Hello, Vue-CLI</button> </template> <script> export default { methods: { handleClick() { const a 阅读全文

posted @ 2024-11-04 15:13 Zhentiw 阅读(43) 评论(0) 推荐(0)

2024年10月28日

[Node.js] Efficient File Processing in Node.js with Async Generators and Array.fromAsync

摘要： Using the Node.js glob function as a practical example, you'll learn how Array.fromAsync facilitates the creation of arrays from asynchronous iterable 阅读全文

posted @ 2024-10-28 15:43 Zhentiw 阅读(17) 评论(0) 推荐(0)

[Tools] Use pnpm as a Node.js version manager

摘要： Let's say for the laptop, default node version is 20.17.0, if you want the project to use 20.18.0with pnpm, you can do // use node 20.18.0 pnpm env us 阅读全文

posted @ 2024-10-28 15:28 Zhentiw 阅读(50) 评论(0) 推荐(0)

2024年10月22日

[Vue] useComputed

摘要： import {computed} from "vue" export function useComputed(fn) { const map = new Map() return function(...args) { const key = JSON.stringify(args); if ( 阅读全文

posted @ 2024-10-22 15:01 Zhentiw 阅读(45) 评论(0) 推荐(0)

[Javascript] Covert for loop code to recursion code

摘要： // loop function demo1() { // before loop beforeLoopCode; for (initCode; conditionCode; stepChangeCode) { loopCode } postCode } // recursive function 阅读全文

posted @ 2024-10-22 14:51 Zhentiw 阅读(18) 评论(0) 推荐(0)

2024年10月21日

[Javascript] Write memoize function

摘要： class MemoizeMap { constructor() { this._map = new Map(); this._weakMap = new WeakMap(); } _isObject(v) { return typeof v "object" && v !== null; } se 阅读全文

posted @ 2024-10-21 14:33 Zhentiw 阅读(19) 评论(0) 推荐(0)

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