Author: saqibkhan
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Run Your Application
Start your server using Node.js: Visit http://localhost:3000 in your browser to see “Hello World!” and use a tool like Postman or curl to test the /data POST endpoint.
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Create Your First Express Application
Create a file named app.js (or index.js) in your project directory and add the following code:
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Initialize a New Node.js Project
Run the following command to create a package.json file, which will manage your project’s dependencies.
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Setup Your Environment
a. Install Node.js Download and install Node.js from nodejs.org. This will include npm (Node Package Manager), which you’ll use to manage packages. b. Create a Project Directory
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Securing Your Node.js Application: Best Practices
Introduction Security is a critical aspect of application development, and Node.js is no exception. In this blog, we’ll cover best practices for securing your Node.js applications, including handling sensitive data, managing dependencies, and preventing common vulnerabilities. 1. Keep Dependencies Updated Tip: Regularly update your dependencies to patch known vulnerabilities. Example:
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Enhancing Application Performance with worker_threads
Introduction Node.js is known for its single-threaded, event-driven architecture, which excels at handling I/O-bound operations. However, for CPU-bound tasks, this can lead to performance bottlenecks. Node.js 12 introduced the worker_threads module to address this limitation by allowing JavaScript to run in parallel threads. In this blog, we will explore how to use worker_threads to improve…
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Leveraging Streams for Efficient Data Handling in Node.js
Introduction Streams are a powerful feature of Node.js that allow you to process data in chunks rather than loading it all into memory at once. This approach is particularly useful when dealing with large files or data sources. In this blog, we will explore how to use streams effectively in Node.js to handle large datasets…