To make our composition more readable and easier to name we are going to ceate a compose function we can use to avoid having to manually nest our transducer calls. We'll also go over semantically naming your compose functions for extra readability. N…

Function composition allows us to build up powerful functions from smaller, more focused functions. In this lesson we'll demystify how function composition works by building our own compose and composeAll functions. // __test__ import {add, inc, dbl,…

每个JavaScript开发人员应该知道的33个概念 介绍 创建此存储库的目的是帮助开发人员在JavaScript中掌握他们的概念.这不是一项要求,而是未来研究的指南.它基于Stephen Curtis撰写的文章,你可以在这里阅读. 社区 随意提交PR添加链接到您自己的概述或评论.如果您想将repo翻译成您的母语,请随意这样做. 该回购的所有翻译将在下面列出: 中文 - Re Tian 葡萄牙语 - BR - Tiago Boeing 韩语 - Suin Lee 西班牙语 - Adonis Me…

Canvas Canvas 是 HTML5 新增的组件,就像一个画板,用 js 这杆笔,在上面乱涂乱画 创建一个 canvas <canvas id="stockGraph" width="150" height="150"></canvas> 或 let canvas = document.createElement("canvas"); 渲染上下文 CanvasRenderingContext2D…

Currying,中文多翻译为柯里化,感觉这个音译还没有达到类似 Humor 之于幽默的传神地步,后面直接使用 Currying. 什么是 Currying Currying 是这么一种机制,它将一个接收多个参数的函数,拆分成多个接收单个参数的函数. 考察下面的代码: function add (a, b) { return a + b; } add(3, 4); // returns 7 add 接收两个参数 a,b,并返回它们的和 a+b. 经过 curry 化处理后,函数成了如下形式: f…

Vue3 Snippets for Visual Studio Code Vue3 Snippets源码 Vue3 Snippets下载 This extension adds Vue3 Code Snippets into Visual Studio Code. 这个插件基于最新的 Vue3 的 API 添加了 Code Snippets. Snippets / 代码片段 Including most of the API of Vue3. You can type reactive, cho…

原文链接: https://github.com/dypsilon/frontend-dev-bookmarks Frontend Development Looking for something else? Take a look at the awesome collection of other awesome lists. Guides Bento: a collection of guides for web development. Hack Design: An easy to…

一. A higher-order component (HOC) is an advanced technique in React for reusing component logic. a higher-order component is a function that takes a component and returns a new component. use composition 二. compose vs decorators 三. When you apply a H…

In this post, we are going to see how to use Ramda Lens. For example, we have data: const {log} = require('./lib/log'); const R = require('ramda'); const band = { name: 'K.M.F.D.M', members: { current: [ {name: 'Sascha Konictzko', plays: ['vocals', '…

Let's examine a pointfree way to write these applicative calls. Since we know map is equal to of/ap, we can write generic functions that will ap as many times as we specify: const liftA2 = curry((g, f1, f2) => f1.map(g).ap(f2)); const liftA3 = curry(…