Node

Build Your First Node.js Backend: A Practical Guide to REST APIs, HTTP, JavaScript Servers, and Real-World Development

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https://discoveryvip.com/node-backend-lab Learn how backend applications work, understand HTTP requests and responses, build a working JavaScript API, and discover how to turn frontend programming skills into full-stack development. You know how to build a webpage. You can create buttons, forms, interactive interfaces, and JavaScript applications that run inside a browser. But what happens when your application … Read more

100 Node.js Coding Snippets

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https://github.com/lsvekis/100-NodeJS-Snippets 1) Basic “Hello World” HTTP server What it does: Starts a basic HTTP server on port 3000.Use it for: Quick sanity checks, learning request/response basics. 2) Minimal server with routing (no frameworks) What it does: Routes by URL with if statements.Use it for: Tiny services, prototypes, understanding routing fundamentals. 3) Read JSON body from … Read more

Node.js Interview Quiz 100 Questions

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🚀 Node.js Interview Quiz (100 Questions with Answers) 1️⃣ Node.js Fundamentals (1–15) 1) What is Node.js? Answer: A JavaScript runtime built on Chrome’s V8 engine.Explanation: Node.js allows JS to run outside the browser, mainly for servers and tooling. 2) Is Node.js single-threaded? Answer: Yes (but it uses background threads).Explanation: JS runs on one thread, but … Read more

Comprehensive Guide to AI with Node.js and JavaScript

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Welcome to this extensive guide on Artificial Intelligence (AI) using Node.js and JavaScript. This guide is designed to help you understand how to implement AI concepts using JavaScript on both the frontend and backend with Node.js. We’ll cover everything from getting started, understanding AI and machine learning basics, to building practical AI applications. This guide … Read more

Node.js Tutorial for Beginners Guide PDF free Download

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Node.js Tutorial for Beginners Welcome to the Node.js tutorial for beginners! This guide is designed to help you learn Node.js from scratch. We’ll cover the basics, provide coding examples, and include quiz questions to test your understanding. By the end of this tutorial, you’ll be able to build simple server-side applications using Node.js. Let’s get … Read more

Test Your Knowledge NodeJS Master Quiz 100 Node JS Questions

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100 Node JS Questions Welcome to the Node.js Mastery Quiz! This quiz is designed to challenge and enhance your understanding of Node.js, covering a wide range of topics including core modules, asynchronous programming, server creation, and more. Whether you’re a beginner looking to test your knowledge or a seasoned developer aiming to refresh your skills, … Read more

Node js What Does [Object: null prototype] Mean

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The output [Object: null prototype] { adf: ‘bsdf’ } appears in the console when you log req.body in your Express.js application because of how the body-parser middleware processes incoming JSON data. What Does [Object: null prototype] Mean? The notation [Object: null prototype] indicates that the object being logged is a plain object created with a … Read more

How to Modify Node.js Code to Handle an Object from a JSON File

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The current code reads a JSON file, parses it into an object, and then logs certain values to the console. We’ll go through the steps to make this code more flexible by allowing it to handle a JSON object. Here’s the code as it stands: const http = require(‘http’);const fs = require(‘fs’);const site = http.createServer(function(req, … Read more

Challenge Your Node.js Expertise: Dive into Our Interactive Quiz

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Are you ready to put your Node.js knowledge to the test? We’ve got an exciting quiz lined up for you! This 25-question multiple-choice quiz covers a wide spectrum of Node.js, from its core functionality and modules to more advanced topics. Perfect for both seasoned Node.js veterans and those new to server-side JavaScript. Quiz Highlights: This … Read more

How do you set up npm in windows

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To set up npm (Node Package Manager) on Windows, you can follow these steps: You have successfully set up npm on your Windows machine. You can now use npm to install and manage packages for your Node.js projects.