rakibulhaq rakibulhaq

🏝️

Remote

Sr. Product Engineer | Fintech | working as a senior backend engineer at a US based payment Gateway with annual $40B+ transactions

rakibulhaq / otpverify.js

Created October 6, 2019 16:42 — forked from theanam/otpverify.js

OTP verification without database, full sample source code

	const otpGenerator = require("otp-generator");
	const crypto = require("crypto");
	const key = "verysecretkey"; // Key for cryptograpy. Keep it secret

	function createNewOTP(phone){
	// Generate a 6 digit numeric OTP
	const otp = otpGenerator.generate(6, {alphabets: false, upperCase: false, specialChars: false});
	const ttl = 5 * 60 * 1000; //5 Minutes in miliseconds
	const expires = Date.now() + ttl; //timestamp to 5 minutes in the future
	const data = `${phone}.${otp}.${expires}`; // phone.otp.expiry_timestamp

rakibulhaq / query.js

Created July 16, 2019 06:46 — forked from sdgluck/query.js

Pagination using Mongo: populate, match, sort, count, and limit with the aggregation pipeline

	/**
	* Query blog posts by user -> paginated results and a total count.
	* @param userId {ObjectId} ID of user to retrieve blog posts for
	* @param startRow {Number} First row to return in results
	* @param endRow {Number} Last row to return in results
	* @param [filter] {Object} Optional extra matching query object
	* @param [sort] {Object} Optional sort query object
	* @returns {Object} Object -> `{ rows, count }`
	*/
	function queryBlogPostsByUser (userId, startRow, endRow, filter = {}, sort = false) {

rakibulhaq / default.conf

Created March 21, 2019 09:33

NGiNX Configuration for Vue-Router in HTML5 Mode

rakibulhaq / XLSXchooseSheet.html

Created February 26, 2019 07:23 — forked from stla/XLSXchooseSheet.html

import a XLSX file and choose the sheet

	<html>

	<head>
	<meta http-equiv="content-type" content="text/html;charset=utf-8" />
	<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
	<script src="libraries/PapaParse-4.1.2/papaparse.min.js"></script>
	<script src="libraries/xlsx/xlsx-0.8.0.core.min.js"></script>
	<script src="libraries/bootstrap/js/bootstrap-4.0.0.min.js"></script>
	<link rel="stylesheet" href="libraries/bootstrap/css/bootstrap-4.0.0.min.css">
	<script src="libraries/bootstrap.file-input.js"></script>

rakibulhaq / app.vue

Last active March 10, 2020 22:56 — forked from dohomi/app.vue

Small file input element based on vuetify

	<template>
	<div>
	<file-input v-model="filename" @formData="formData"></file-input>

	<v-btn @click.native="uploadFiles"></v-btn>
	</div>
	</template>

	<script>
	import fileInput from './file-input.vue'