Java Archives - Noel Kamphoa

Single Responsibility Principle in Java

Learn how to apply the Single Responsibility Principle in Java with real-world examples. Write cleaner, modular, and testable code.

Learn the Open/Closed Principle in Java. Build code that’s easy to extend and maintain without modifying existing functionality.

Understand the Liskov Substitution Principle in Java with clear examples. Learn how to build reliable and extensible class hierarchies.

Apply the Interface Segregation Principle in Java to build cleaner, modular code. Avoid bloated interfaces and improve testability.

Master the Dependency Inversion Principle in Java. Learn to write flexible, testable code by depending on abstractions, not implementations.

Master the SOLID principles in Java with real-world examples. Learn how to write clean, maintainable, and scalable object-oriented code

Avoid bugs in your Java code by learning the difference between == and .equals() for string comparison, and how to do it right.

Explore Java 8 features like lambdas, streams, default methods, java.time, and new collection utilities with examples and JEP links.

Discover Java 11 features like HTTP Client, var in lambdas, new String methods, and file I/O updates with code and JEP links.

Explore new features in Java 17 like sealed classes and pattern matching with code examples, preview setup tips, and Maven config help.