Java Handbook

In-depth Java reference including Spring Boot, JVM internals, design patterns, and enterprise application development.

Java Programming Handbook

Introduction
Java is a versatile, object-oriented programming language used for building enterprise applications.

Spring Boot
Spring Boot makes it easy to create stand-alone, production-grade Spring applications.

Key Features
- **Dependency Injection**: Manage object dependencies
- **Auto-configuration**: Automatic configuration based on classpath
- **Embedded Servers**: Run applications without external server

Best Practices
1. Use constructor injection over field injection
2. Keep services stateless when possible
3. Implement proper exception handling
4. Write integration tests

Last updated: Desember 2025