mizhon

var OFF = 0, WARN = 1, ERROR = 2;

module.exports = exports = {
    "env": {
        "es6": true
    },

    "ecmaFeatures": {
        // env=es6 doesn't include modules, which we are using
        "modules": true

mizhon

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

mizhon

(function() {
    /**
     * 记录方法使用情况的类
     * @param {Array.<boolean>} umMap 初始的使用情况
     */
    var UsageManager = function(umMap) {
        this.umMap = umMap || [];
    };
    /**
     * 记录新的使用情况

mizhon

/* Define two variables as the loop limits */
@from: 1;
@to: 12;      
      
/* Create a Parametric mixin and add a guard operation */      
.loop(@index) when(@index =< @to) {
   &:nth-child(@{index}) {
      animation-delay: (@index - 1) /12s; // calc with the unit
      transform: rotate(30deg * (@index - 6)) translateY(-150%);
   }