Node.js Questions Complete Reference Last Updated : 17 Dec, 2021 Improve Improve Like Article Like Save Share Report Most people are confused and understand it’s a framework or a programming language. We often use Node.js for building back-end services like APIs like Web App or Mobile App. It’s used in production by large companies such as Paypal, Uber, Netflix, Walmart, and so on. You need to remember that NodeJS is not a framework, and it’s not a programming language. The Complete List of NodeJS Questions are listed below: Installation of Node.js on Windows Installation of Node.js on Linux Introduction to NodeJS Why Node.js ? Node.js | NPM (Node Package Manager) How to set node.js console font color ? Difference between process.stdout.write and console.log in NodeJS How to read command line arguments in Node.js ? Difference Between Django and Node.js What is the difference between –save and –save-dev in Node.js ? Steps to Create and Publish NPM packages How to send email with Nodemailer using Gmail account in Node.js ? What is MEVN Stack ? Reading Environment Variables From Node js How to make a video call app in node.js ? How to use Radium in React app for inline styling? Difference between Node.JS and Javascript How to install the previous version of node.js and npm ? Essence of Node.js Nodejs | Web Crawling using Cheerio Model-View-Controller(MVC) architecture for Node applications Scaffolding an ExpressJS app from scratch PHP vs. Node.js Node JS | Password Hashing with Crypto module Using Async Await in Node.js Full Stack Development with React & Node JS – Live How to take input in NodeJS ? How to check if a string is valid MongoDB ObjectId in NodeJS ? How to install an npm package directly from GitHub ? Node.js Chalk Module How to create a directory using NodeJS ? How to set the document value type in MongoDB using NodeJS ? How to add range in the Collection of Mongodb using NodeJS ? How does NPM handle version conflicts ? Default Value in MongoDB using NodeJS Todo List CLI application using Node.js NodeJs MySQL OR Operator How to split each element of an array of strings into different categories using Node.js? Default Value in MongoDB using NodeJS Difference between module.exports and exports in NodeJS How to install specified directory using npm ? How to connect NodeJS with ReactJS ? How to execute an array of synchronous and asynchronous functions in NodeJS? How to run multiple npm scripts in parallel? Check if NodeJS MySQL Server is Active or not How to add unique constraint in collection of MongoDB using Node.js? How to use an ES6 import in Node.js? BMI Calculator using Express.js JWT Authentication with NodeJS How to copy a file in Node.js? How to convert a file to zip file and download it using NodeJS ? How to define the required Node.js version in package.json? How to determine the user IP address using node.js ? How the single threaded non blocking IO model works in NodeJS ? How to run a node.js application permanently ? How to list npm user-installed packages in Node.js? 15 npm Commands that Every Node Developer Should Know Difference between socket.io and Websockets in Node.js How to find the version of an installed npm package in node.js ? How to download a file using Node.js? How to automatically build the package.json file for NodeJS projects? Reading Environment Variables From Node js Difference between npm install and npm update in Node.js How to create and run Node.js project in VS code editor ? Simple Task Manager CLI using Node.js Different types of module used for performing HTTP Request and Response in Node.js Why HTTP cookies used and Sending/Receiving HTTP cookies using Node.js ? How to sort collection of MongoDB Database in ascending order using Node.js ? How to sort collection of MongoDB Database in descending order using Node.js ? Count total number of databases present in MongoDB using Node.js How to drop all databases present in MongoDb using Node.js ? req.cookies and req.signedCookies in Express.js How to get file link from google cloud storage using Node.js ? How to make a video call app in node.js ? Generate a QR code in Node.js Reading QR codes using Node.js How to get information of all databases present in MongoDB using Node.js ? How to replace one document in MongoDB using Node.js ? How to count total number of unique documents in MongoDB using Node.js ? How to get information of all collections present in MongoDB database using Node.js ? How to deploy Node.js app on Heroku from GitHub ? How to create different post request using Node.js ? How to read and write Excel file in Node.js ? How to count total number of documents in MongoDB Collection using Node.js ? Difference between npm i and npm ci in Node.js Feedback form using PugJs, NodeJS, MongoDB, Express How to delete file from the firebase using file url in node.js ? How to find all the values of particular key of MongoDB Database using Node.js ? How to get x and y coordinates of an element in protractor Node.js ? Top 3 Best Packages Of Node.js that you should try being a Node.js Developer How to find all the document keys of MongoDB using Node.js ? Working of Express.js middleware and its benefits Difference between Node.js and Ruby on Rails How to parse command line arguments in node.js ? How to Run Multiple Versions of Node.js ? How to drop database of MongoDB using Node.js ? How to get Distinct Documents from MongoDB using Node.js ? How to create new Collection in MongoDB using Node.js ? How to insert single and multiple documents in Mongodb using Node.js ? How to delete single and multiple documents in MongoDB using node.js ? Setting a Default route in Express.js How to fetch images from node server ? How to access HTTP Cookie in Node.js ? How to drop collection in MongoDb using Node.js ? How to rename the collection name of MongoDb using Node.js ? How to fetch single and multiple documents from MongoDb using Node.js ? How to create new Mongodb database using Node.js ? How to build a simple Discord bot using Node.js ? How to Design Movie Telegram Bot using Node.js ? How to Scrape a Website Using Puppeteer in Node.js ? Setting up environment variables in Node.js in a platform independent way How to connect mongodb Server with Node.js ? How to handle Child Threads in Node.js ? How to install modules without npm in node.js ? NodeJs CRUD Operations Using Mongoose and MongoDB Atlas How to Convert CSV to JSON file having Comma Separated values in Node.js ? Template Rendering via Marko.js in Node.js How to search an element without using any loops in Node.js ? Difference Between EventEmitter and NodeEventTarget How to sorting an array without using loops in Node.js ? How to validate if input in input field is a valid credit card number using express-validator ? Firebase (sign in with Google) Authentication in Node.js using Firebase UI and Cookie Sessions What is a stub in Node.js ? How to validate if input in input field has full width string only using express-validator ? How to validate if input in input field has hexadecimal number only using express-validator ? How to validate if input date (start date) in input field must be before a given date (end date) using express-validator ? How to validate if input in input field has valid hexadecimal color only using express-validator ? How to validate if input in input field must contains a seed word using express-validator ? How to validate if input in input field has integer number only using express-validator ? How to validate if input in input field is a valid date using express-validator ? How to validate if input in input field is divisible by or multiple of a number using express-validator ? How to validate if input in input field has lowercase letters only using express-validator ? Node.js Server Side Rendering (SSR) using EJS How to validate if input date (end date) in input field must be after a given date (start date) using express-validator ? How to get Trending GitHub Repositories Using Node.js ? How to validate if input in input field has float number only using express-validator ? Difference between Node.js and React.js Node.js vs Vue.js How to validate if input in input field has ASCII characters using express-validator ? How to create Covid19 Country wise status project using REST API ? How to validate if input in input field has alphabets only using express-validator ? How to validate if input in input field has base 32 encoded string using express-validator ? How to validate if input in input field has base64 encoded string using express-validator ? Top 8 Reasons To Learn NodeJS In 2020 How Node.js works behind the scene ? Unit Testing of Node.js Application Creating a REST API Backend using Node.js, Express and Postgres How to compare password and confirm password inputs using express-validator ? How to store password securely in your local/custom database in Node.js ? How to Sign In with raw password when password store in the database are hashed form in Node.js ? How to check if email address is already in use or not using express-validator in Node.js ? NODE_ENV Variables and How to Use Them ? How to delete a record from your local/custom database in Node.js ? How to update a record in your local/custom database in Node.js? How to operate callback based fs.writeFile() method with promises in Node.js ? How to operate callback-based fs.lstat() method with promises in Node.js ? How to make simple PUT request using fetch API by making custom HTTP library ? How to operate callback-based fs.rename() method with promises in Node.js ? How to add unique Id to each record in your local/custom database in Node.js ? How to make PUT request using XMLHttpRequest by making Custom HTTP library ? How to operate callback-based fs.readdir() method with promises in Node.js ? How to add records in your own local/custom database in Node.js ? How to operate callback-based fs.truncate() method with promises in Node.js ? POST request using AJAX by making Custom HTTP library How to find record using any key-value pair information of record in your local/custom database using Node.js ? How to operate callback-based fs.readFile() method with promises in Node.js ? How to operate callback-based fs.mkdir() method with promises in Node.js ? How HTTP POST request work in NodeJS? Global, Process and buffer in Node.js How to operate callback-based fs.opendir() method with promises in Node.js ? How to find record by Id from local/custom database in Node.js ? How to check whether a script is running under Node.js or not ? RESTful Routes in Node.js Get request using AJAX by making Custom HTTP library How to operate callback based fs.appendFile() method with promises in Node.js ? How to work with Node.js and JSON file ? Node.js stats.isBlockDevice() Method from fs.Stats Class How to resolve ‘node’ is not recognized as an internal or external command error after installing Node.js ? Difference between process.nextTick() and setImmediate() Methods Implementing Csurf Middleware in Node.js Run Python Script using PythonShell from Node.js How to display output data in tabular form in Node.js ? How to use Class in Node.js ? How to remove all Global Modules in Node.js ? RESTfull routes on Node.js and MongoDB How to include Functions from other files in Node.js ? Generating Errors using HTTP-errors module in Node.js How to update Node.js and NPM to next version ? What is the meaning of –save for NPM install ? How Base64 encoding and decoding is done in node.js ? How to Display Flash Messages using connect-flash Module in Node.js ? How to Configure Socket.IO with Demo-Chat App in Node.js ? How to send Attachments and Email using nodemailer in Node.js ? What is Reactor Pattern in Node.js ? Parsing form data in express app manually without body-parser Creating Socket.IO Server using Express Generator How to Generate fake data using Faker module in Node.js ? How to copy folder recursively in Node.js ? What is stream and its types in Node.js ? Node.js | Image Upload, Processing and Resizing using Sharp package How to handle errors in node.js ? How to take Screenshots in ElectronJS ? Introduction to NPM scripts Login form using Node.js and MongoDB How to run node.js program as an Executable ? Handling User-Agents in Node.js How to handle badwords in Node.js ? What is stacktrace and how to print in node.js ? Why Express ‘app’ and ‘server’ files kept separately ? Working Process of Node.js How to update NPM ? How to display all files in a directory using Node.js ? Node.js | Open Weather Map API for Weather Forecasts What are the various timing features of Node.js ? How to read a file line by line using node.js ? How to use Sequelize in Node.js ? Reading Query Parameters in Node.js How to resolve unhandled exceptions in Node.js ? How to convert text to speech in Node.js ? Reading Path Parameters in Node.js How to Create a Pre-Filled forms in Node.js ? Body-parser middleware in Node.js How to Create Modules in Node.js ? How to get daily weather notification on mobile using Node.js and Twilio API ? What is callback hell in Node.js ? How to Validate Data using express-validator Module in Node.js ? What is the Punycode in Node.js ? Data Scraping for Android Apps using google-play-scraper in Node.js Best Security Practices in Node.js How to Run Synchronous Queries using sync-sql Module in Node.js ? Session Management using express-session Module in Node.js How to Validate Data using joi Module in Node.js ? How to Integrate Stripe Payment Gateway in Node.js ? How to Setup Handlebars View Engine in Node.js ? Password Hashing with MD5 module in Node.js How to Validate Data using validator Module in Node.js ? How to Set Online SQL Server for Node.js ? How to Send Email using Mailgun API in Node.js ? How to Upload File using formidable module in Node.js ? How to Serve Static Content using Node.js ? How to Setup View Engine in Node.js ? How to write asynchronous function for Node.js ? Which One is Most Demanding Back-End Web Framework between Laravel , NodeJS and Django ? 7 Famous Apps Built on NodeJS: Reasons and Benefits Difference between Fetch and Axios.js for making http requests Difference between node.js require and ES6 import and export What are the differences between npm and npx ? Sending bulk SMS in Node.js using Twilio How to install the previous version of node.js and npm ? How to read command line arguments in Node.js ? Difference between npm and yarn How to check the given path is file or directory in node.js ? How to configure node.js console font ? How to store deployment configuration files in Node.js ? How to update dependency in package.json file ? Difference Between Django and Node.js How to print console without trailing newline in Node.js ? How to convert an existing callback to a promise in Node.js ? Creating a simple JSON based API using Node.js Difference between __dirname and ./ in Node.js What is the difference between –save and –save-dev in Node.js ? Sending SMS using NEXMO API in Node.js How To Become A Web Developer in 2020 – A Complete Guide How to refresh a file in Node.js ? How to get the path of current script using Node.js ? How to read and write JSON file using Node.js ? How to run Cron Jobs in Node.js ? How to use External Modules and NPM in a project ? Steps to Create and Publish NPM packages Things You Must Know about Node.JS Sending bulk emails in Node.js using SendGrid API File uploading in Node.js How to send email with Nodemailer using Gmail account in Node.js ? Debugging and Testing of a Node Application How to share code between Node.js and the browser? Design first Application using Express Build a Simple static file web server in Node Introduction to Sockets.IO in Node Expose Functionality from a Node file using exports Signup Form Using Nodejs and MongoDB Encrypting Data in NodeJS Nodejs – Connect Mysql with Node app Nodejs | Automatic restart NodeJs server with nodemon NodeJS | Building simple REST API in express Introduction about Node.js and MongoDB Dockerizing a simple Nodejs app Difference between NodeJS and AngularJS Deploying Node Applications Asynchronous Functions and the Node Event Loop Like Article Suggest improvement Previous How to create a directory using Node.js ? Next Node.js Examples Share your thoughts in the comments Add Your Comment Please Login to comment...