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nodejs

14 posts

Difference between Blocking and Non-Blocking in Node.js

Last Updated: 09 July 2026

In Node.js, blocking and non-blocking describe how the program handles I/O (Input/Output) operations such as reading files, writing files, making network requests, or inte...read more

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Error Handling in REST APIs

Last Updated: 27 January 2026

Effective error handling in REST APIs ensures clear communication, predictable behavior, and better debugging between the client and server.Validate requests to catch clie...read more

NodeJS-Error-Handling

Requesting an OTP from the Client to a Node.js Server

Last Updated: 20 January 2026

In today’s digital landscape, secure user authentication is essential for protecting user data and application integrity. Email OTP (One-Time Password) verification enhanc...read more

Building a Node.js Server with Email OTP Authentication

Last Updated: 20 January 2026

In today’s digital landscape, secure user authentication is essential for protecting user data and application integrity. Email OTP (One-Time Password) verification enhanc...read more

Development Environment in JavaScript

Last Updated: 26 July 2025

Before you can start building your own projects, you need the right setup. Here we will learn how to set up the effective environment or tools where you can write, run, an...read more

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Custom Module in Node.js

Last Updated: 14 April 2026

A Custom Module in Node.js is a user-defined module that contains reusable code, such as functions, objects, or classes, which can be exported and used in other parts of a...read more

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Web Technologies

Working of Node.js

Last Updated: 02 July 2026

Node.js is a JavaScript runtime that allows JavaScript to run outside the browser for server-side development. It provides access to system-level features such as the file...read more

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How to Convert HTML to PDF using NodeJS?

Last Updated: 20 September 2024

HTML to PDF conversion is an interesting feature in most applications, including invoice generation or reports. This article will help you understand two popular libraries...read more

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Web Technologies

Access Token Vs Refresh Token

Last Updated: 20 July 2026

OAuth 2.0 and OpenID Connect (OIDC) use tokens instead of usernames and passwords to authenticate users and authorize access. The most common tokens are access tokens and ...read more

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Web Technologies

Emids Interview Experience for Java Spring Boot Developer + Node.js 3+ years

Last Updated: 30 May 2024

The interview process began with an online contact from a recruiter via Naukri. Mode of interview ( virtual)Online AssignmentQuestions: NoTechnical Round 1 : (1 hour) It w...read more

Interview Experiences

Write It Up 2024

Music Playlist Manager with Node.js and Express.js

Last Updated: 23 July 2025

In this article, we’ll walk through the step-by-step process of creating a Music Playlist Manager with NodeJS and ExpressJS. This application will provide users with the a...read more

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Web Technologies

Node.js - Projects

Common Design Patterns Used in Node.js

Last Updated: 17 October 2026

Design patterns are reusable approaches to common software design problems. In Node.js applications, they can help organize code, manage dependencies, handle events, and i...read more

Node.js vs Django

Last Updated: 21 October 2026

Node.js is a JavaScript runtime used to build server-side applications, while Django is a Python web framework for developing web applications. Both can support APIs and s...read more

Node.js in Modern Web Development

Last Updated: 07 October 2026

Node.js is an open-source JavaScript runtime built on Chrome's V8 JavaScript engine. It allows developers to run JavaScript outside a web browser, making it possible to bu...read more

Web technologies