JavaScript Kicks - JSK Daily for Aug 30, 2021

Courier is a notification management platform and API that enables multi-channel notifications at scale. Our new toast and inbox components are now able to be targeted by our Courier Push Provider WebSocket....

Courier

Building your own cryptocurrency returns calculator is an awesome addition to any developer's portfolio, especially if you're a cryptocurrency enthusiast. If you're a developer in training and have #Bitcoin in your Twitter bio, this article is written for you. This tutorial is...

Adam Shinder

Angular 12 Display JSON File Data in Table. A JSON file is a useful file that helps to store simple data structures and objects in JSON format, typically known as JavaScript Object Notation. Ideally, it is a common data interchange format, basically used for transferring data ...

Digamber Singh

In a Javascript application, the input data we accept from users are often in string format. Forms and input fields are the biggest examples of this. But our application can't always process all these data as strings themselves. Especially when it comes to inputs like age, pri...

livecodestream

In this tutorial, we will learn how to implement drag and drop using plain React. The example app that we are going to build is very simple, almost trivial. My objective is to document the steps in plain React. Those steps are going to mimic the steps that we need to setup dra...

Vijay T

In celebration of the release of TypeScript 4.4, I explore Type Unions in TypeScript and how the language uses Type Guards and Control Flow Analysis to automatically refine a variable's type. I've......

Eamonn Boyle

In order to get a sense of how people are using our JavaScript applications at InVision, it's important to track various user interactions. Doing so can expose popular workflows, usability issues, and blind-spots; and, in general, allow us to make future decisions based on act...

Ben Nadel

I old enough to remember when we thought XML was going to change the programming world...then JSON saved us from that hell. Parsing and querying JSON data is fundamental task we've all coded for, but sometimes I just want to get some data locally with minimal fuss....

David Walsh

Jasmine is the most popular JavaScript library for unit testing web apps. It's used by default as the default testing framework in Angular projects generated using Angular CLI. In this tutorial, designed for beginners we'll help you to easily get started with unit testing usin...

Ahmed Bouchefra

Compound components help developers build more expressive and flexible APIs to share state and logic within components. This tutorial explains how this can be achieved with the help of using the Context API and React to build components by using this advanced pattern....

Smashing Magazine

Have you ever wondered if there is a method to delay your JavaScript code by a few seconds? In this article, I will explain what the setTimeout() method is with code examples and how it differs from setInterval(). What is setTimeout() in JavaScript?setTimeout() is a method tha...

Jessica Wilkins