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Discover clear, example-based answers to real JavaScript challenges. From functions, arrays, and DOM manipulation to ES6+ syntax and async programming, every response is written to help you understand how and why things work. Whether you’re building interactive sites or learning core logic, these Q&As make JavaScript easier and more powerful.

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    How do I manage dependencies in a Node.js project with JavaScript?

    Asked on Tuesday, Sep 09, 2025

    In a Node.js project, dependencies are managed using the "package.json" file and the Node Package Manager (NPM). This file lists all the dependencies your project requires. { "name": "my-node-project"…

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    What is Express.js and how do I create a basic app?

    Asked on Monday, Sep 08, 2025

    Express.js is a minimal and flexible Node.js web application framework that provides a robust set of features for building web and mobile applications. Here's how you can create a basic Express.js app…

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    How do I use Node.js for server-side JavaScript?

    Asked on Sunday, Sep 07, 2025

    Node.js allows you to run JavaScript on the server side, enabling you to build scalable network applications. Here's a simple example of creating a basic HTTP server using Node.js. const http = requir…

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    What is npm and how is it used in JavaScript projects?

    Asked on Saturday, Sep 06, 2025

    NPM, which stands for Node Package Manager, is a tool used to manage packages (libraries or modules) in JavaScript projects, especially those using Node.js. It helps developers install, update, and ma…

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