JavaScript articles

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Building a gRPC Node.js API

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.

Multithreading in JavaScript with Web Workers

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.
  • A photo of Badmus Kola By Badmus Kola
  • May 23, 2025

The ultimate JavaScript regex guide

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.

Using modules in JavaScript

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

Comparing React component libraries

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

How to build a React rich text editor with CKEditor 5

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.

How to build a serverless web application

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!

The ultimate guide to Node.js testing

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.

How to use the Reddit API for a JavaScript application

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.

Exception Handling in JavaScript

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.

Server-side JavaScript logging

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!

File operations in Node.js

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.

Password hashing in Node.js with bcrypt

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.

Serialization and deserialization in Node.js

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.

Managing PDFs in Node.js with pdf-lib

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.

Learn encryption and decryption in TypeScript

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

Handling high traffic and load balancing in Node.js

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.

The character encoding cheat sheet for JS developers

Character encoding is a critical aspect of JavaScript development on both the frontend and backend. In this article, we'll explore the basics of character encoding, its importance, and how it affects data rendering on your web pages. We'll also discuss best practices and common pitfalls to help you avoid encoding-related issues in your projects.

Setting up a WebSocket server in Node.js

Discover the power of real-time communication with Node.js as we delve into the intricacies of setting up a robust WebSocket server.

From zero to hero: using SQL databases in Node.js made easy

Despite the growing popularity of NoSQL databases such as MongoDB and Firebase among JavaScript developers, SQL databases remain a reliable and widely used tool for storing data. This tutorial will show you the basics of SQL databases and how to use them with Node.js.
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