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Learn Java Annotations from basics to advanced. Covers built-in annotations, custom annotations, meta-annotations, and real-world usage with reflection.

Master Java Reflection with real examples. Learn how to access private fields, invoke methods, and understand when and why reflection is used.

Build a real-world style framework using repeatable annotations, reflection, and role-based method execution similar to Spring Security.

Understand how Spring Boot uses reflection and annotations internally for dependency injection, bean creation, and AOP with real examples.

Understand the difference between Comparable and Comparator in Java with real-world examples, sorting logic, and complex use cases used in production systems.