Node

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

NodeJS console commands

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In Node.js, the console object provides several useful methods for interacting with the terminal. Here are some commonly used console commands in Node.js: These are some of the frequently used console commands in Node.js. You can use them in the terminal to print messages, debug your code, and analyze data during development.

NodeJS node fetch package

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Node-fetch is a module that allows you to make HTTP requests from a Node.js environment. It provides a similar interface to the browser’s built-in fetch API but is specifically designed for server-side usage. Here’s an explanation of how node-fetch works: npm install node-fetch const fetch = require(‘node-fetch’); fetch(‘https://api.example.com/data’) .then(response => response.json()) .then(data => { console.log(data); … Read more

NodeJS app.use(express.json())

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In a Node.js application, the app.use(express.json()) code is typically used as middleware with the Express framework. Let’s break down its functionality: const express = require(‘express’); const app = express(); app.use(express.json()); When a request is received by your Express application, the express.json() middleware is executed before reaching your routes or handlers. It examines the Content-Type header … Read more