Posts in category: "video"

Web Push Notifications with Firebase (Video Series)

When I attended Google Developers Days Europe a couple of weeks ago, I was introduced to Firebase’s new Cloud Functions feature. Firebase Cloud Functions allow us to write server-side code without the need to create and manage our own backend, and the functions we create can be as simple...

JavaScript Array Methods - Mutator Methods

Whenever an array is created, we have access to some native methods we can use to with the array. There are currently over 30 of these methods. In this video, which is the first part in this series, I go over the "mutator methods", which are methods that will modify...

Realtime Form Validation

Last week, I went over some Techniques for Form Validation, including using CSS for visual feedback as well as the Constraint Validation API. I also discussed the benefits of validating inputs in realtime, and so this week I built out this simple registration form, demonstrating realtime validation. View Live Demo...

Setting up a Basic Service Worker

Service Workers are a relatively new, but incredibly powerful, technology. A service worker is a JavaScript file that runs independently to a web page and can perform specific services such as background sync, push notifications, handling network requests, and caching. Because of its independence, it does not have the access...