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Tutorials under 'Generics'

Using Wrapper Classes with Collections in Java

Learn how Java wrapper classes like Integer, Double, and Boolean work with collections. Explore autoboxing, unboxing, pitfalls, and best practices with examples

Integer ParseInt Autoboxing Generics Collections Unboxing ValueOf Boolean Java Wrapper Classes Double

Why Java Needs the Collection Framework: From Fixed‑Size Arrays to Flexible Data Structures

A deep dive into the limitations of Java arrays, the evolution of the Collection Framework, and how Lists, Sets, Queues, and Maps solve real‑world problems with dynamic data handling.

Java Generics Array Vs Collection Java Collections Collection Framework Data Structures