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A React hook that monitors an element enters or leaves the viewport (or another element) with performant and efficient way, using Intersection Observer. It's lightweight and super flexible, which can cover all the cases that you need, like lazy-loading images and videos, infinite scrolling web app, triggering animations, tracking impressions, and more.
Many frontend developers who use modern React, have been pulling their hair out from time to time trying to figure out why their components render twice during development.
Like many people working within the React ecosystem, I use a CSS in JS solution for implementing styles.
Recoil works and thinks like React. Add some to your app and get fast and flexible shared state.
In this article, we’ll go over the usual tools to test a React application, how to get unstuck when we don’t know how to test a piece of code, and also a basic testing methodology that allows us to get started right away. In the end, there will be an exercise to put into practice what we’ve covered.
Join developer advocate TJ VanToll and KendoReact Product Manager Carl Bergenhem for our live R2 2020 release webinar (second for the year) on Tuesday, May 19, 2020, 11:30 am ET. We will dive into the newly added 10+ components and many features our team has prepared for you. Save your seat – it’s tomorrow!