Hoang Dinh hoangsetup

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Just ❤️ coding!

hoangsetup / nextTick.js

Created December 22, 2016 02:56 — forked from mmalecki/nextTick.js

process.nextTick vs setTimeout(fn, 0)

	for (var i = 0; i < 1024 * 1024; i++) {
	process.nextTick(function () { Math.sqrt(i) } )
	}

hoangsetup / Socket.IO 0.9 Clustering

Created December 23, 2016 03:01 — forked from uvshah/Socket.IO 0.9 Clustering

Socket.IO Clustering

	//I am using windows OS and I have installed radis server from https://github.com/rgl/redis/downloads

	//Using Socket.IO 0.9

	var cluster = require('cluster');
	var redis = require("socket.io/node_modules/redis");
	if (cluster.isMaster) {
	var cpuCount = require('os').cpus().length;
	for (var i = 0; i < cpuCount; i += 1) {
	cluster.fork();

hoangsetup / guid.js

Created February 15, 2017 04:13

	function guid() {
	return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
	var r = Math.random() * 16\|0, v = c == 'x' ? r : (r&0x3\|0x8);
	return v.toString(16);
	});
	}

hoangsetup / pub-sub.js

Created February 15, 2017 06:14 — forked from reu/pub-sub.js

node.js redis pub-sub example

	var redis = require("redis")
	, subscriber = redis.createClient()
	, publisher = redis.createClient();

	subscriber.on("message", function(channel, message) {
	console.log("Message '" + message + "' on channel '" + channel + "' arrived!")
	});

	subscriber.subscribe("test");

hoangsetup / app.js

Created April 21, 2017 02:10

Default express app

	var express = require('express');
	var app = express();
	var bodyParser = require('body-parser');
	var cors = require('cors');
	var config = require('./config/config.json');
	var async = require('async');
	var color = require('colors');

	var PORT = config.PORT \|\| process.env.PORT \|\| 8080;

hoangsetup / authorize.js

Created July 12, 2017 13:27 — forked from kndt84/authorize.js

Sample code: how to refresh session of Cognito User Pools with Node.js and Express

	const AWS = require('aws-sdk');
	const CognitoUserPool = require('amazon-cognito-identity-js-node').CognitoUserPool;
	const CognitoUserSession = require('amazon-cognito-identity-js-node').CognitoUserSession;
	const CognitoUser = require('amazon-cognito-identity-js-node').CognitoUser;
	const CognitoIdToken = require('amazon-cognito-identity-js-node').CognitoIdToken;
	const CognitoAccessToken = require('amazon-cognito-identity-js-node').CognitoAccessToken;
	const CognitoRefreshToken = require('amazon-cognito-identity-js-node').CognitoRefreshToken;

	const cfg = require('config').config;
	const COGNITO_IDENTITY_POOL_ID = cfg.COGNITO_IDENTITY_POOL_ID;

hoangsetup / RemoveUnicode.ts

Created September 8, 2017 07:50

Remove unicode in string

	/* @flow */

	const defaultDiacriticsRemovalMap = [{
	'base': 'A',
	'letters': '\u0041\u24B6\uFF21\u00C0\u00C1\u00C2\u1EA6\u1EA4\u1EAA\u1EA8\u00C3\u0100\u0102\u1EB0\u1EAE\u1EB4\u1EB2\u0226\u01E0\u00C4\u01DE\u1EA2\u00C5\u01FA\u01CD\u0200\u0202\u1EA0\u1EAC\u1EB6\u1E00\u0104\u023A\u2C6F'
	}, {
	'base': 'AA',
	'letters': '\uA732'
	}, {
	'base': 'AE',

hoangsetup / aws-sns-example.js

Created September 12, 2017 02:50 — forked from tmarshall/aws-sns-example.js

aws-sdk sns example, in Node.js

hoangsetup / taskRunner.js

Created November 2, 2017 06:22

How run async / await in parallel in Javascript

	function wait(ms, data) {
	return new Promise( resolve => setTimeout(resolve.bind(this, data), ms) );
	}

	/**
	* This will run in series, because
	* we call a function and immediately wait for it's result,
	* so this will finish in 1s.
	*/
	async function series() {

hoangsetup / app.js

Created November 10, 2017 07:38 — forked from joshnuss/app.js

Express.js role-based permissions middleware

	// the main app file
	import express from "express";
	import loadDb from "./loadDb"; // dummy middleware to load db (sets request.db)
	import authenticate from "./authentication"; // middleware for doing authentication
	import permit from "./permission"; // middleware for checking if user's role is permitted to make request

	const app = express(),
	api = express.Router();

	// first middleware will setup db connection