Practice Exercise For Core Java From The Scratch for beginners to intermediate level .

The system ensures that only valid and eligible users are registered by implementing core Java programming concepts and Object-Oriented principles such as Encapsulation, Inheritance, Polymorphism, and Abstraction, along with Custom Exception Handling for robust validation.

Production-ready Machine Learning web application that predicts student Performance by taking various inputs.

v1:A simple backend Product Management System built using Java Collections and OOP. v2: Added exception handling with custom exceptions and improved validation logic. V3: Added file handling for data persistence.