Take a function as arguement, and the function only return true of false.

If the function 'f' return ture, when complement(f) will return false.

var isEven = n => n %  === ;

var isOdd = R.complement(isEven);

isOdd(); //=> true

isOdd(); //=> false

[Ramda] Complement: Logic opposite function的更多相关文章

  1. [Ramda] Eliminate Function Arguments (Point-Free Style) with Ramda's Converge

    When doing comparisons inside of functions, you end of relying heavily on the argument passed into t ...

  2. [Cycle.js] Generalizing run() function for more types of sources

    Our application was able to produce write effects, through sinks, and was able to receive read effec ...

  3. [Cycle.js] Customizing effects from the main function

    How can we show one string on the DOM, and a completely different string on Console log? This lesson ...

  4. [Cycle.js] Main function and effects functions

    We need to give structure to our application with logic and effects. This lessons shows how we can o ...

  5. [Javascript] Multiply Two Arrays over a Function in JavaScript

    Just like the State ADT an Array is also an Applicative Functor. That means we can do the same trick ...

  6. table2excel使用

    原table2excel代码 /* * 采用jquery模板插件——jQuery Boilerplate * * Made by QuJun * 2017/01/10 */ //table2excel ...

  7. DAC Essentials

    http://e2e.ti.com/blogs_/b/analogwire/archive/tags/DAC%2bEssentials DAC Essentials: A new blog serie ...

  8. Massively parallel supercomputer

    A novel massively parallel supercomputer of hundreds of teraOPS-scale includes node architectures ba ...

  9. Dynamic range compression

    这段时间终于把手头的东西都搞完了,还剩下一个AEC这个模块,这个模块跟整个系统机制有很大关系,单独的模块意义不大. 另外,刚写完一个分类器,希望能大幅提升音乐流派分类的准确率. 下周正式开搞AEC,把 ...

随机推荐

  1. 2.Brackets安装及常用插件安装

    转自:https://blog.csdn.net/autumn20080101/article/details/53171326 Brackets 是一个免费.开源且跨平台的 HTML/CSS/Jav ...

  2. Python day字符串所有使用

    字符串所有的操作name = "dio"names = "my\t name is {Name} and i am a {job}"print(name.cap ...

  3. 用Ngen指令加快C#程序的启动速度

    用Ngen指令加快C#程序的启动速度 由于C#是使用实时 (JIT) 编译器编译原始程序集.因此第一次运行C#程序(或Dll)时,程序的启动非常慢.为了提高用户的体验,可以用Microsoft的供的本 ...

  4. 【Codecraft-18 and Codeforces Round #458 (Div. 1 + Div. 2, combined) C】 Travelling Salesman and Special Numbers

    [链接] 我是链接,点我呀:) [题意] 在这里输入题意 [题解] 会发现. 进行一次操作过后. 得到的数字肯定是<=1000的 然后1000以下可以暴力做的. 则我们枚举第1步后得到的数字x是 ...

  5. 【技能】Ext.Viewport 实现左三右一排列方式。

    1.Extjs 布局非常是灵活.可是吐槽下CSS,太难重写,想自己重构一套都难哎... var viewport = new Ext.Viewport({ layout:'border', items ...

  6. 「微信小程序」有哪些冲击与机会？

    昨天晚上相信大家的朋友圈被「微信小程序」刷屏了,这影响力赶上了国务院出台新政策一样,足以说明微信在中国的影响力之大. 然后今天公号后台一大堆人问我怎么看这件事,不少人非常忧虑,仿佛自己将要失业一样. ...

  7. 根据点画线java

    package com.yang; import java.awt.Color; import java.awt.Graphics; import java.util.ArrayList; impor ...

  8. Vue的全选功能实现思路

    全选功能的实现主要分两步: 1. 点击全选框选中所有选择框. 2. 当所有选择框都被选中时,勾选全选框. 详细思路: 1. 点击全选框选中所有选择框: 给全选框绑定一个值,然后添加change时间,当 ...

  9. slice深拷贝数组

    var a = [1, 2, 3, 4] var b = a.slice(0) b[0] = 2 // a = [1, 2, 3, 4] // b = [2, 2, 3, 4]

  10. Eclipse工具修理集

    本文来自http://blog.csdn.net/liuxian13183/ ,引用必须注明出处! 俗话说:工欲善其事.必先利其器,eclipse偶尔会发发脾气,那我们要记录下"她" ...