NodeJS node fetch package

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(‘’) .then(response => response.json()) .then(data => { console.log(data); … Read more

NodeJS app.use(express.json())

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

NodeJS NPM package JSON file

In Node.js, the package.json file is a metadata file that is typically located in the root directory of a Node.js project. It serves as a central configuration file for the project and provides important information about the project, its dependencies, and other details. The package.json file is essential for managing and building Node.js applications. It … Read more

what does UTF mean

In Node.js, “UTF” stands for Unicode Transformation Format. UTF is a character encoding scheme that represents Unicode characters using variable-length encoding. It allows representing a wide range of characters from different writing systems and languages. In the context of Node.js, “UTF” is commonly used in combination with string encoding and decoding operations. Node.js provides several … Read more

NodeJS create files in a directory

Node.js code sample that demonstrates how to create files in a directory: const fs = require(‘fs’); const path = require(‘path’); // Specify the directory path where you want to create the files const directoryPath = ‘path/to/directory’; // Create an array of file names you want to create const fileNames = [‘file1.txt’, ‘file2.txt’, ‘file3.txt’]; // Loop … Read more

NodeJS Callback explained with Code Snippet Examples

NodeJS Callback explained with Code Snippet Examples In Node.js, callbacks are a common pattern used to handle asynchronous operations. A callback is a function that is passed as an argument to another function and gets invoked once the asynchronous operation completes or encounters an error. Let’s dive into a detailed explanation with a coding example: … Read more

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