JSON (JavaScript Object Notation) is a format to represent data, even though it has JavaScript in its name, it is language independent.
JSON is simply a collection of name/value pairs, In this blog post, we will focus on JSON in JavaScript.
Tutorials
Introduction to CSS Variables
CSS Variables lets you use variables in your CSS rules, which results in less repetition, more flexibility and easier theming of your site. Unlike SASS and LESS, CSS Variables are part of the DOM, so you can use them directly in the browser. Recent versions of most browsers support CSS Variables, IE does not support … Read more
Infinite scrolling using Intersection Observer
In a previous blog post, we introduced the Intersection Observer API , which is used to asynchronously tell us when an element intersects with another. In this post, we will show just how easy it is to add infinite scrolling to dynamically load more content to when the user scrolls to the bottom of the page. … Read more
Async Await
Previously we had a small introduction on Promises which are used in asynchronous events and getting data after an event occurs, Async Await is a JavaScript API that allows you to write asynchronous code in a synchronous manner so that your code is easier to read and debug.
Async Await is just different syntax for using Promises, they use promises in the background. Most browsers support Async Await, you can get the full list here.
Intersection Observer API
The Intersection Observer API allows us to asynchronously check whether an element is visible or to observe changes in the intersection of a target element with an ancestor element.
Promises in JavaScript
What are promises?
A promise is an object whose value will be determined in the future.
Lets look at an example:
Introduction to Redis
Redis is an open source, in-memory data structure store which is commonly used as a database, cache or a message broker. Since data is stored and retrieved in memory, operations are very fast with a time complexity of O(1).
Add Free SSL Certificates For Your Website
Websites with valid SSL certificates ensure that your site is better protected against malicious users. It also hinders malicious users from listening into data flowing from your website visitors to your servers.
You can now install secure SSL certificates for your website for FREE from LetsEncrypt and Cloudflare . Which one to install depends on whether you have ssh (shell) access to your server or not.
Web Sockets Tutorial
WebSockets can be used to implement a persistent duplex connection between your client and server. This is a simple tutorial to get you started.
Add Live Video Calling to your website
Unlike most chat widgets available today, the Livewire Messenger Widget allows your website visitors to chat with you through Video, Voice and Text. Integrating the widget onto your site can be done in a few simple steps.