MiracleHu

/*
 * Request: Javascript
 *
 * I would like to learn some basic concepts in JavaScript. Just as example, making a stopWatch and creating a racing game with few players which will have start and stop time for each player and choose one winner from them using the stopWatch object.
 */
// Design and Code a StopWatch
//     Sample Use Case:

//     var sw = new StopWatch();
//     sw.start().stop().start().log();

MiracleHu

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

MiracleHu

Pipenv Cheat Sheet

Install pipenv

pip3 install pipenv

Activate

pipenv shell

MiracleHu

MongoDB Cheat Sheet

Show All Databases

show dbs

Show Current Database

MiracleHu

/**
 * Axios Request Wrapper
 * ---------------------
 *
 * @author  Sheharyar Naseer (@sheharyarn)
 * @license MIT
 *
 */

import axios     from 'axios'

MiracleHu

upstream fuel {
     # Defines a group of servers. Servers can listen on different ports. 
     server IP:PORT fail_timeout=0;             
}

upstream frontend {
        server IP:PORT fail_timeout=0;      
}

MiracleHu

// for multiple requests
let isRefreshing = false;
let failedQueue = [];

const processQueue = (error, token = null) => {
  failedQueue.forEach(prom => {
    if (error) {
      prom.reject(error);
    } else {
      prom.resolve(token);