Java Archives

SOLID Principles in Java: Quick Guide

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.

Learn how to enable preview features in Java using the command line, IntelliJ IDEA, and Maven. Includes setup tips and best practices.

Learn how to use Java’s var keyword with local variable type inference—best practices, pitfalls, and examples for cleaner, concise code.

Learn how to use the enum type in Java effectively with examples on declaration, constructors, interfaces, and switch expressions

Understand the concept of class and object in Java. Learn how to define classes and create objects with practical examples

Learn how to format messages in Java using MessageFormat, ChoiceFormat, and ResourceBundle for dynamic and localized text handling.