Node.js is an open-source, event-driven JavaScript runtime environment used for executing JavaScript code outside of a browser. In this three-part series, you’ll learn what Node.js is all about, its benefits and drawbacks, core modules, and a bit of how it works under the hood. Where does Node.js shine? Web servers Microservices Serverless Real-Time Applications …

A comprehensive guide to implementing HTTP Exception handling in Node.js, with logging, validations, separation of concerns, and various scenarios to play with. Common concerns when handling errors in Express.js apps: How to use Exceptions with HTTP status codes? How to move functionalities out of controllers and still be able to send a proper error response? How to avoid…

Error Handling is an important and often overlooked concept in development. In this blog you’ll learn different patterns and practices for better error handling, using C#, Node.js, and popular frameworks for both. What is Error Handling? Exception handling is a programming concept that deals with how a program responds to and manages unexpected or…

Improve the development, modularity, and performance of your Angular apps. #1 Separation of Concerns The beauty of Angular architecture lies in splitting the codebase. Components — reusable building blocks that contain business parts and create UIs. Directives — classes that add new or modify the existing behavior of the UI elements in the template. …

Learn how to set up, develop, secure, and test Bun CRUD app using Elysia.js, TypeScript, and MongoDB. What is Bun? Bun is a brand-new JavaScript runtime developed by Jarred Sumner and an alternative to Node.js. It’s promoted as a fast runtime that provides out-of-the-box TypeScript support, the use of native Node.js …

Learn the significance of Logging, how to implement an automated logging solution in your Node.js applications, redact sensitive data, and preserve logs for later. Why should you use Logging in your applications? Logging is an essential practice in development that involves recording events, actions, and information within the application and its components. Imagine a scenario when a customer…

This article will teach you how to validate APIs in Express.js using various validation methods. The first thing to do when setting validations is to try to identify entries where traffic is coming from and what you expect to receive. …

Are you an Angular developer looking for a way to adjust Angular versions? This article will teach you how to successfully upgrade or downgrade the Angular version for your project needs using Node Version Manager. Who is this article for? Developers installing Angular for the first time Developers that need to upgrade or downgrade the…

Reactive programming is a new approach to developing apps and is getting a lot of hype today. Learn how to level up your code to react to changes automatically and new ways to approach problems and process asynchronous data as streams. Reactive programming may be an unfamiliar paradigm, but actually…