Full Stack Web Dev – Lec 10 (Part I) Introduction to Express.js and Building RESTful Web Services

Full Stack Web Development – Lec 10 (Part 1) Introduction to Express.js and Building RESTful Web Services
🎓 Course: Web Full Stack Development
👨‍🏫 Instructor: Dr. Abbas Malik
🏛 University: Prince Sultan University – College of Computer & Information Sciences
💡 Perfect for beginners starting their journey in mobile development with Flutter!
🔹 Course GitHub Repository:
📂 All course materials, code examples, and projects: https://github.com/mgmalik/fullstackwebdev
📚 Playlist: IS311 Web Development – Full Course https://youtu.be/CFEauurtrLE?si=umH3wQTY6GlHIkwB
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This lecture, presented by Dr. Abbas Malik, introduces Express.js, a powerful and lightweight web framework for Node.js that simplifies building web applications and RESTful APIs.
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Key Topics Covered:
• From Node.js to Express.js: Understanding why frameworks like Express streamline web development compared to raw Node.js HTTP modules.
• Express.js Features: Lightweight architecture, easy development, dynamic HTML generation, MVC design pattern, and event-driven callbacks.
• CRUD Operations: Understanding Create, Read, Update, and Delete operations in web applications.
• HTTP Methods: GET, POST, PUT, DELETE and their roles in RESTful API design.
• Request and Response Structure: How clients interact with servers through HTTP requests and responses.
• Setting Up an Express Project: Initializing a Node.js project with npm, installing Express, and using nodemon for automatic server restarts.
• Building Routes: Creating GET endpoints to handle client requests and send responses.
• RESTful Web Service: Building a student management web service with proper routing structure.
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Practical Examples Included:
• Creating an Express application from scratch.
• Setting up nodemon for efficient development workflow.
• Implementing a root route that returns "Hello World" messages.
• Building an array endpoint that returns JSON data.
• Understanding package.json configuration and dependencies.
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Learning Outcomes:
By the end of this lecture, you will be able to set up an Express.js project, understand RESTful API concepts, create routes for handling HTTP GET requests, and use nodemon to streamline the development process.
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Tags: #Express.js, #Node.js, #REST #API, #Web #Development, #Backend #Development, #JavaScript, #CRUD-Operations, #HTTP-Methods, #GET-Request, #POST-Request, #PUT-Request, #DELETE-Request, #Web-Framework, #MVC-Pattern, #Nodemon, #npm, #Package.json, #RESTful #Web-Services, #API-Development, #Server-Side-JavaScript, #Full-Stack-Development, #Abbas #Malik, #PSU, #Programming #Tutorial
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Reference Resources:
• Express.js Official Documentation: https://expressjs.com
• Node.js Official Documentation
This lecture provides a solid foundation for building scalable and maintainable web applications and APIs using the Express.js framework.

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