barretlee

var MongoClient = require('mongodb').MongoClient;
var mg = require('../config').mongodb;

var DB = function(){
  this.url = "mongodb://" + mg['host'] + ":" + mg['port'] + "/" + mg['database'];
};

module.exports = new DB;

DB.prototype.connect = function(cb){

barretlee

/**
* @author 靖鸣君
* @email barret.china@163.com
* @description 滚动
* @class Marquee
* @param {Object}
*/
var Marquee = function(){
    this.direction = "top";
    this.speed = 30;

barretlee

const db = require('double-bits');
const pad = require('pad');

// [lo, hi] where lo is a 32 bit integer and hi is a 20 bit integer.
const base2Str = (n) => {
  const f = db.fraction(n);
  const s = db.sign(n) ? '-' : '';
  const e = `2^${db.exponent(n) + 1}`;
  const t = `0.${pad(f[1].toString(2), 20, '0')}${pad(f[0].toString(2), 32, '0')}`;
  return `${s}${e} * ${t}`;

barretlee

<script src="http://cdn.staticfile.org/socket.io/1.3.7/socket.io.js"></script>
<script src="http://cdn.staticfile.org/jquery/2.2.1/jquery.min.js"></script>
<script>

function htmlspecialchars(str){
  str = str || '';
  str = str.replace(/&/g, '&amp;');
  str = str.replace(/</g, '&lt;');
  str = str.replace(/>/g, '&gt;');
  str = str.replace(/"/g, '&quot;');

barretlee

#! /usr/bin/python
# -*- coding: utf-8 -*-

# @author weishu @2015/12/7

import subprocess
import os
import re
import json

barretlee

# atom-sync 

barretlee

const fs = require('fs');
const request = require('request');

const BASE = 'https://api.xiaomiquan.com/v1.2/groups/4512888248/topics';
const ORIGIN = 'https://wx.xiaomiquan.com';
const REFERER = 'https://wx.xiaomiquan.com/dweb/';
const UA = 'User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36';
const AUTHORIZATION = 'xxx';
const pageSize = '?count=20';
const end_time = (t) => t ? `&end_time=${encodeURIComponent(t)}` : t;

barretlee

// from https://github.com/suxiaogang/WeiboPicBed 
// under its license

function uploadToWeibo( url , callback )
{
  var xhr = new XMLHttpRequest();
  xhr.onload = function() {
    var reader = new FileReader();
    reader.onloadend = function( e ) 
    {

barretlee

<title>百万数据前端快速流畅显示</title>
<style type="text/css">
#box {position: relative; height: 300px; width: 200px; border:1px solid #CCC; overflow: auto}
#box div { position: absolute; height: 20px; width: 100%; left: 0; overflow: hidden; font: 16px/20px Courier;}
</style>
 
<div id="box"></div>
 
<script type="text/javascript">
var total = 1e5

barretlee

var readyStart = timing.fetchStart - timing.navigationStart;
var redirectTime = timing.redirectEnd  - timing.redirectStart;
var appcacheTime = timing.domainLookupStart  - timing.fetchStart;
var unloadEventTime = timing.unloadEventEnd - timing.unloadEventStart;
var lookupDomainTime = timing.domainLookupEnd - timing.domainLookupStart;
var connectTime = timing.connectEnd - timing.connectStart;
var requestTime = timing.responseEnd - timing.requestStart;
var initDomTreeTime = timing.domInteractive - timing.responseEnd;
var domReadyTime = timing.domComplete - timing.domInteractive; 
var loadEventTime = timing.loadEventEnd - timing.loadEventStart;