JavaScript

In this tutorial, I’ll walk you through creating both a frontend web app in React and a backend REST API server in Node.

With Okta and OpenID Connect (OIDC), you can easily integrate authentication into a React Native application and never have to build it yourself again.

Learn how to get started building PWAs with Stencil from Ionic, including authentication for your app via Okta.

I’m building a custom WordPress dashboard for an enterprise client which is powered by React.js on top of Node.js, with MongoDB Atlas as the database.

WebRTC allows you to easily build real-time communication software in your browser and is being standardized at the W3C and IETF levels. Using WebRTC, you can build real-time video chat applications in the browser that actually work well!

In this tutorial, we'll create two demos illustrating the power of WRLD maps. You'll learn how to create custom apps that can overlay real-time information over a 3D map.

Maria Antonietta Perna presents tips for optimizing JavaScript animation performance and achieving the 60fps target for smooth motion on the web.

Building upon MongoDB 3.2’s Document Validation functionality, MongoDB 3.6 introduces a more powerful way of enforcing schemas in the database, with its support of JSON Schema Validation.

Craig looks at new features in ES2018 (ES9), including asynchronous iteration, Promise.finally(), rest/spread properties and RegEx lookbehind assertions.

Adam Janes shows how to build a unique D3 example project, showcasing how each component adds up to make D3 a great data visualization library to learn.

Daz shows how easy it is to use Parcel — a module bundler — to build a static JS site and automatically deploy it to GitHub Pages with a single command.

Daz shows how build a to-do list app with Hyperapp, a pragmatic and ultralight framework for building SPAs that achieves results similar to React and Redux.

Nilson Jacques provides a beginner's guide to Axios, a Fetch API alternative and popular, promise-based HTTP client for the browser and Node.js.

Michael shows how to build an SPA from scratch, without using a client-side JavaScript framework — helping you evaluate what these frameworks actually do.

Nilson takes a shot at convincing you that using Vue.js doesn’t have to be a headache, and will help you write better code faster, even for basic projects.

Michael shows how to ditch console.log() and start debugging JavaScript like a pro, using the debugging tools in VS Code and the Chrome Debugger extension.

Michael lists a selection of must-have VS Code extensions for JavaScript developers, showing why VS Code is a serious contender for best code editor.

Camilo Reyes introduces WebAssembly, explaining what it is and how you can add it to your arsenal to solve performance bottlenecks encountered on the Web.

James Kolce introduces Babel, a JS transpiler that allows devs to write cutting-edge code which is translated into JavaScript that runs in all browsers.

Craig Buckler examines the proposed class fields feature of JavaScript, which aim to deliver simpler constructors with private and static members.

Craig Buckler digs into key problems related to asynchronous programming in JavaScript, showing how to make your life easier with Promises and async/await.

M. David Green reviews new features of modern JavaScript, such as classes and arrow functions, looking at when you should and perhaps shouldn't use them.

Craig Buckler reviews the main JavaScript updates introduced with ES2017, and also giving a brief outline of how the updating process works.

Olayinka Omole compares the three JavaScript frameworks Express.js, Koa and hapi.js, looking at their similarities, differences and use cases.