How to Test React Components Using Jest
JavaScript
By Jack Franklin,
Need to test your React components? Check out Jest, a testing framework by Facebook with some great features that make testing React components a breeze.
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How to Bundle a Simple Static Site Using Webpack
JavaScript
By James Hibbard,
You don't need to be working on a fancy, large-scale project to use Webpack. James Hibbard demonstrates how you can use it to bundle a simple static site.
Learn date-fns: A Lightweight JavaScript Date Library
JavaScript
By James Hibbard,
Learn date-fns, a functional date library, and a lightweight alternative to Moment.js. With 130+ functions for all occasions, it's like Lodash for dates.
JavaScript setTimeout() Function Examples
JavaScript
By James Hibbard,
Learn how the JavaScript function setTimeout() works, how it can be used with other libraries like jQuery, and see examples and links to further reading.
How to Create a QR Code Reader for Your Mobile Website
JavaScript
By Dmitri Lau, Beardscript,
Take advantage of QR codes without the need for a native app. Dmitri and Paul demonstrate how to build a QR code reader using just HTML, CSS and JavaScript.
Build a Countdown Timer in Just 18 Lines of JavaScript
JavaScript
By Yaphi Berhanu, Nilson Jacques,
Yaphi Berhanu creates a JavaScript clock widget to demonstrate how coding your own components (and not using plugins) leads to leaner, more efficient code.
How to Build a File Upload Form with Express and DropzoneJS
JavaScript
By Lukas White,
Lukas White takes an in-depth look at DropzoneJS — an extremely configurable JavaScript library that takes that makes dealing with file uploads fun again.
How to Make a Simple JavaScript Quiz
JavaScript
By Yaphi Berhanu, James Hibbard,
Yaphi and James walk you through making your own simple JavaScript quiz. This is a fun exercise and a great way to learn a variety of coding techniques.
Build a JavaScript Command Line Interface (CLI) with Node.js
JavaScript
By Lukas White, James Hibbard,
Lukas White and James Hibbard show how to create a simple command-line app that interacts with the GitHub API to initialize Git repositories.
Using MySQL with Node.js and the mysql JavaScript Client
JavaScript
By James Hibbard, Jay Raj,
This guide shows how to use the mysql module to connect to your database and perform basic CRUD operations, before moving on to some more advanced uses.
Quick Tip: How to Sort an Array of Objects in JavaScript
JavaScript
By Olayinka Omole, James Hibbard,
Sort an array of objects in JavaScript dynamically. Learn how to use Array.prototype.sort() and a custom compare function, and avoid the need for a library.
An Introduction to Gulp.js
JavaScript
By Craig Buckler,
This article, sponsored by New Relic, provides an introduction to the automated task runner, Gulp.js, and shows how it can be used to improve page size.
Building a WebRTC Video Chat Application with SimpleWebRTC
JavaScript
By Michael Wanyoike,
Michael introduces SimpleWebRTC, showing how to painlessly implement WebRTC in web applications by creating a cross-browser text and video messaging app.
10 Essential Sublime Text Plugins for JavaScript Developers
JavaScript
By Matt Burnett,
Matt Burnett conducts a whistle-stop tour of ten essential Sublime Text plugins that will make you a happier and more productive JavaScript developer.
Introduction to FuseBox — a Faster, Simpler webpack Alternative
JavaScript
By Feras Khoursheed,
Feras Khoursheed introduces you to FuseBox, a lightweight module bundler that serves as a faster, simpler and ultimately more flexible webpack alternative.
JavaScript Object Creation: Patterns and Best Practices
JavaScript
By Jeff Mott,
Jeff Mott guides you through a step-by-step approach to JavaScript object creation — from object literals to factory functions and ES6 classes.
JavaScript Design Patterns: The Singleton
JavaScript
By Samier Saeed,
Samier Saeed walks you through the best way to implement a singleton in JavaScript and examines how that has evolved with the rise of ES6.
10 Lodash Features You Can Replace with ES6
JavaScript
By Dan Prince,
Dan Prince demonstrates ten ways you can use native ES6 features (such as arrow functions & collection methods) to replace Lodash in your projects.
Object-oriented JavaScript: A Deep Dive into ES6 Classes
JavaScript
By Jeff Mott,
Jeff Mott takes an in-depth look at ES6 classes starting with the basics, then moving on to discuss inheritance, encapsulation, polymorphism and much more.
ES6 in Action: Destructuring Assignment
JavaScript
By Craig Buckler,
Craig's latest tutorial explains how to use complex-sounding ES6 destructuring assignment shorthand syntax to simplify your code and save typing effort.
ES6 in Action: How to Use Proxies
JavaScript
By Craig Buckler,
Craig describes how to use proxies in ES6 to perform meta-programming operations such as intercepting object property inspections and function calls.
ES6 in Action: Symbols and Their Uses
JavaScript
By Nilson Jacques,
Symbols, a new primitive type, are one of the lesser-known features of ES6. Nonetheless, they can come in quite handy, as Nilson Jacques demonstrates.
AngularJS and Angular 2+: a Detailed Comparison
JavaScript
By Manjunath M,
Manjunath compares AngularJS and Angular 2+, covering differences and new features including AtScript, improved dependency injection and a brand new router.
The Ultimate Angular CLI Reference Guide
JavaScript
By Jurgen Van de Moere,
Create new Angular 2 applications, scaffold components, run tests, and build for production with Jurgen Van de Moere's guide to Angular CLI
Understanding Component Architecture: Refactoring an Angular App
JavaScript
By Jurgen Van de Moere,
Jurgen Van de Moere takes an existing Angular 2+ app and refactors it into a more modular component architecture, making use of reusable "dumb" components.
Animating Bootstrap Carousels with GSAP’s Animation Library
JavaScript
By George Martsoukos,
George Martsoukos digs into the art of animating Bootstrap carousels with stylish-looking animations using GSAP — the GreenSock Animation Platform.
Installing Multiple Versions of Node.js Using nvm
JavaScript
By Michael Wanyoike, James Hibbard,
Michael and James introduce nvm, a handy command-line tool that allows you to install multiple versions of Node.js and switch between them with ease.
Unit Test Your JavaScript Using Mocha and Chai
JavaScript
By Jani Hartikainen,
Jani Hartikainen gets you started with unit testing your JavaScript — an important, but often overlooked part of development — using Mocha and Chai.
An Introduction to Functional JavaScript
JavaScript
By M. David Green,
M. David Green demonstrates how you can start thinking functionally in JavaScript, by refactoring some all-too-common imperative code to a functional style.
Node Package Manager Guide: Install npm + Use Commands & Modules
JavaScript
By Michael Wanyoike, Peter Dierx,
This step-by-step guide will show you how to install npm, and master common commands in the Node Package Manager (npm) command-line interface.