JavaScript articles

Next.js gives developers a structured way to handle errors at every level of an application — from form validation to root-level crashes. Learn how to manage expected errors with return values, catch uncaught exceptions with error boundaries, and set up automatic error reporting in production.

Next.js and React are often compared, but they solve different problems. React focuses on building user interfaces, while Next.js adds structure, rendering strategies, and back-end capabilities. Read this article to see how we break down their differences.

Errors happen in every application. Devs have to decide: do you write code to handle the error? Suppress it? Notify the user? Report it to the team? In this article, Ayo Isaiah walks us through every aspect of the JavaScript error system. He'll show us how to work with errors and discuss appropriate choices for real-world scenarios.

Building gRPC Node.js applications has become a popular choice because of its performance and scalability. gRPC provides many benefits over traditional REST-based services, such as faster response times, better performance, and simpler code structure. Read this comprehensive guide to learn how to build a gRPC server using Node.js.

JavaScript is single-threaded, but did you know you can simulate multithreading in JavaScript? Learn how to use web workers to perform operations in parallel.

Regular expressions can be daunting, but they don't have to be! Learn everything you need about regular expressions and how to use them in JavaScript.

Do you want to write cleaner JavaScript? Jump into this article to learn how modules in JavaScript can make your code better.

Can't decide which React component library to use? Jump into this article, where we evaluate ten of the most popular React component libraries.

A WYSIWYG editor allows users to easily format text, add images, and more. In this article, you'll learn how to build a rich text editor in React using CKEditor 5.

This comprehensive guide walks you through how to build a scalable web application using JavaScript. Learn how to build a serverless backend from scratch today!

You know that you should write tests, but what kind? Dig into this article to learn all about Node JS testing, including the various types of tests. We'll compare the two most popular testing frameworks and walk through examples of each test type.

You've probably used Reddit in the browser, but did you know the API can power your apps with Reddit data? Jump in to learn how to use the Reddit API to display search results in a simple JavaScript web application built with Parcel.

If you work with JavaScript, you know that errors are unavoidable. How you handle them determines whether they work for or against you. Dive into this article to master best practices for exception handling in JavaScript.

Logging is an important aspect of software development that is often overlooked. Developers rely on logs to diagnose errors when things go wrong and understand the behavior of their applications. Dig in today to learn how server-side JavaScript logging works and even some best practices!

Explore the intricacies of reading and writing files in various formats, handling directories, mastering error-handling techniques, and harnessing the efficiency of streams for powerful, performance-boosting file operations.

Boosting your Node.js app's safety: a guide to keeping user passwords secure with bcrypt. Learn how to safeguard user accounts and data in your applications for better peace of mind.

Let's explore various serialization formats, delve into practical implementation techniques, uncover best practices, and examine real-world use cases. By the end of this article, you'll have the knowledge and skills to effectively manage data in Node.js, making it work for your application as expected.

Effortlessly manage PDFs in Node.js: Learn how to modify, merge, extract, and protect content using the powerful pdf-lib library for streamlined document handling.

In this article, you will learn about cryptography and how to utilize cryptographic concepts for encrypting and decrypting data using TypeScript.

The thrill of seeing your user base skyrocket will only last until your server crashes! In this article, Giridhar Talla discusses several strategies to make your Node.js applications ready to handle high traffic volumes.