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/**
 * Created by lica on 6/12/2016.
 */
function Map() {
    this.container = new Object();
}

Map.prototype.put = function (key, value) {
    this.container[key] = value;
}

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function MyPromise(fn) {
    this.resolve;
    this.reject;
    _this = this;
    setTimeout(function () {
        fn(_this.resolveFunc.bind(_this), _this.rejectFunc.bind(_this));
    }, 0)
}

MyPromise.prototype = {

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#Installing ngrok on OSX

1. Download ngrok
2. Unzip it to your Applications directory
3. Create a symlink (instructions below)

Creating a symlink to ngrok

Run the following two commands in Terminal to create the symlink.

# cd into your local bin directory

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#!/usr/bin/env bash
set -e

# allow being run from somewhere other than the git rootdir
gitroot=$(git rev-parse --show-cdup)

# default gitroot to . if we're already at the rootdir
gitroot=${gitroot:-.};

nm_bin=$gitroot/node_modules/.bin

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yum install -y m2crypto python-setuptools
yum install -y python-pip
pip install shadowsocks
vim /etc/shadowsocks.json
{
"server":"0.0.0.0",
"server_port":8388,
"local_port":1080,
"password":"passwd",
"timeout":600,

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// Algorithm from http://csis.pace.edu/~wolf/CS122/infix-postfix.htm
function infixToPostfix(exp) {
  const infix = exp.match(/(\*\*)|[\+\-\*\/\%\(\)]|([0-9]+([\.][0-9]+)?)/g);
  const presedences = ['-', '+', '**', '*', '/', '%'];

  let opsStack = [];
  let postfix = [];

  for (let token of infix) {
    // 1. Print operands as they arrive.

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'''
moving avg，就是一个stream输入，
给一个int getNow()API获取当前timestamp，
完成两个函数void record(int value)和double getAvg()，
有输入时会自动call record，然后call getAvg()时返回5分钟内的平均值。 
getMedium -> quick select
'''

from collections import deque

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def summmaryranges(nums):
    ranges = []
    for num in nums:
        if not ranges or num - ranges[-1][-1] > 1:
            ranges.append([])
        ranges[-1][1:] = [num]
    return ['->'.join(map(str, r)) for r in ranges]

def reverse(l, r, cl):
    while l < r:

licaomeng

The Job Interview Guide 💼

And English is a Work in Progress ⌛

licaomeng

Callback

function loadScript(src) {
  // creates a <script> tag and append it to the page
  // this causes the script with given src to start loading and run when complete
  let script = document.createElement('script');
  script.src = src;
  document.head.append(script);
}