Top Java Features from Java 9 to Java 21 Every Modern Developer Must Know
Quick Answer Java has evolved significantly from Java 9 to Java 21, introducing powerful features such as modules, JShell, local variable type inference, records, sealed
Understanding @Value, @ConfigurationProperties, and @PropertySource in Spring Boot
When working with Spring Boot applications, external configuration is key to building flexible and maintainable software. Instead of hardcoding values, Spring provides annotations to inject
PUT vs PATCH Mapping in Spring Boot
Quick Answer PUT and PATCH Mapping in Spring Boot are HTTP methods used to update resources in Spring Boot REST APIs. PUT is designed for
Singleton Design Pattern in Java
Quick Answer The Singleton Design Pattern in Java ensures that only one instance of a class is created during the entire application lifecycle. The same
How to Create a Multimodule Maven Project in Spring Tool Suite and Add Existing Microservices
Introduction When you start building microservices with Spring Boot, it’s common to create each microservice as a standalone project. For small setups with just one
DTO in Spring Boot ↔ Entity Conversion Made Easy in Spring Boot Using ModelMapper
Introduction DTO in Spring Boot is a best practice for building secure, scalable, and maintainable REST APIs by preventing direct exposure of JPA entities.When building