Not Just Science Fiction The modern computing we use everyday has evolved rapidly over the last century. While not the product of a single inventor, modern computing systems resulted from a steady building upon of brilliant ideas and inventions that lead to breakthroughs in both hardware and software. Todays systems…

An introduction to CORS Same-Origin-Policy In the early days of the internet, the only available content consisted of plain text and plain files which could only be accessed via email or special message boards. When Sir Tim Berners-Lee developed the World Wide Web in 1989, he extended the availability of content…

Bringing the native experience to the browser When mobile phones began to dominate the market in the early 2000s, they brought with them a demand for native applications. New and exciting, native apps utilized in-device features to offer capabilities unavailable to the browser experience — offline mode, push notifications, camera…

An Alternative to REST API Introduction In the early 2010s, the Facebook development team was tasked with streamlining the mobile app and kept bumping up against the limitations of REST APIs. Loading a user’s posts, with all of the posts’ likes, was proving a challenge. The posts were stored in a…

An Introduction to Deep Learning Beginning in the 1950s, with the pioneering work of Alan Turing, and continuing through today, engineers mathematicians and philosophers have been trying to answer the question, “Can machines think”? This question, while still ultimately unanswered, has spurred decades of research and innovation fueled by the…

What is a Promise? In JavaScript, like in real life, a promise is a commitment to do something — the promise is either kept (resolved) or broken (rejected). Under the hood, promises are objects with functions attached to them, which allows us to replace clunky nested functions and save us from “callback hell”.

Understanding Events in JavaScript Events in JavaScript According to MDN, “[e]vents are actions or occurrences that happen in the system you are programming, which the system tells you about so you can respond to them in some way if desired.”¹ So, the event listener is placed on the page to wait for some…

Finding Strongly Connected Components of a Graph Until last week, I was under the impression that a graph represented data like this:

A Quick Introduction to the JavaScript Call Stack What is the Call Stack?