Developed and Debugged Backend for JSON Web App

📅 2023-12-27 — Session: Developed and Debugged Backend for JSON Web App

🕒 22:50–23:30
🏷️ Labels: Node.Js, Express, Javascript, Backend, Error Handling
📂 Project: Dev
⭐ Priority: MEDIUM

Session Goal: To develop and debug the backend of a JSON-based web application using Node.js and Express.

Key Activities:

Set up a web server and created API endpoints using Node.js and Express.
Implemented search logic and response handling for client requests.
Resolved a Node.js error related to the server.js file not being found by verifying the file’s existence and location.
Addressed the ‘Cannot GET /’ error in Express by defining a root endpoint and serving an HTML file.
Connected the frontend with the backend for an MVP using AJAX requests to update the UI with search results.
Implemented dropdown lists and search result areas in HTML using JavaScript.
Corrected discrepancies between HTML element IDs and JavaScript references to ensure proper display of search results.
Resolved Uncaught TypeError in JavaScript by ensuring scripts execute after the DOM is fully loaded.
Verified server and endpoint functionality in Node.js using Express, including debugging and testing with Postman.

Achievements:

Successfully set up and debugged the backend for the web application, resolving multiple errors and ensuring smooth integration between frontend and backend components.

Pending Tasks: