React, also known as ReactJS, is an open source JavaScript library for building user interfaces, often for single-page applications or to add interactive views to existing web applications built ...

I thought boning up on the original React.js technology for Web development -- which led to React Native -- would give me a better understanding. I worked through the occasional independent tutorial ...

Figure 1. Web apps are built in HTML, CSS, and JavaScript. It doesn’t matter whether your web app was written using React or some other library, such as Angular, Knockout, or jQuery.

Beyond the usual quick tips, let's look at both the business case and the technical side of keeping React bundles lean.