A-Frame is a simple, lightweight yet powerful tool to build awesome web VR applications. If you are not familiar with A-Frame and want to know more, click here to go to the official site and see all the demos. …

Getting Started

Getting started with React VR is extremely easy. Follow the steps in the documentation linked below and you’ll get the hello world running in 5 minutes or less.

X, Y & Z axes

If you look inside the <text> tag in “index.vr.js” file, you will see an item called transform, like this:

transform: [{translate: [0…

When a bug occurs in a complex web asynchronous promises and ‘unpromisifiable’ callbacks, it can kill a lot of brain cells trying to debug it.

Here is an example taken from this twilio blog post about a async, await.

var request = require('request');function getQuote() {
  var quote;
  
  request('http://ron-swanson-quotes.herokuapp.com/v2/quotes', …

Fetch: ES6’s more elegant version of AJAX that uses promise. It is often confusing when you first use it for anything that is not a simple “GET” request. Here is a link to the docs about “fetch” on MDN:

The basic structure of Fetch:

fetch(<url>, {parameters object});

The parameters object is where you include all…

MongoDB and Mongoose are commonly used with Node JS projects. In this article, you’ll find a small list of pitfalls that can be easily avoided and save you hours of debugging time.

If you are new to Mongo and Mongoose, I highly recommend the Mongoose quick start guide:

Everything in…

Typically in Angular, you have a main view, and multiple models. Life is great until you have one function written in the main view that is supposed to manipulate the content in a child model. How do you do pass that function to the child component? …

Example problem: Run a filter on every value of a tree of numbers in breadth first order, and return an array of values that are true. The filter takes in two arguments: value and depth; and returns true or false.
This problem will be done this in javascript.

Step 1, Figure out what the problem is:

Sometimes the…