How to use Promise.allSettled() to perform parallel async operations and collect the promises statuses into an array.

How to use fetch() API to load and post JSON data.

What's the difference between promise.then(fn, fn) and promise.then(fn).catch(fn) when using JavaScript promises?

The post that I had wanted to read myself to understand promises.

How to use Promise.all() to perform parallel async operations in a fail-fast manner.

In this guide you'll find what are component props in React and how to use them.

How to speed up UI updates by prioritizing updates using React useTranstion() hook.

How to declare, initialize, assign and read JavaScript variables using const, let and var statements.

How to use import(pathToModule) to dynamically import ECMAScript modules in JavaScript.

How and when to use React.useMemo() hook to improve the performance of React components.