Java API Documentation with Smart-Doc

Generating up-to-date, accurate API documentation is essential for any service-oriented architecture, and Smart-Doc offers a lightweight, low-intrusion solution for Java…

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Lombok @Data and Final Fields Default Constructor Error Example

1. Introduction Lombok is an open-source Java library that generates getter, setter, toString, equals, hashCode, and constructors automatically to reduce common boilerplate code. The…

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Debugging Like a Pro in Eclipse: Advanced Breakpoints and Watchpoints

Debugging is where a good developer becomes a great one. In Java development, Eclipse remains one of the most powerful…

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Runtime Security in Java: Input Validation, Sandboxing, Safe Deserialization

Your Java application just got pwned. An attacker sent a crafted JSON payload, your deserialization code helpfully executed it, and…

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Java Jersey & Jackson ObjectMapper Example

When building REST APIs with Jersey (a JAX-RS implementation) and Jackson for JSON serialization, developers often need to customize how…

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Metric Tagging in Micrometer

Micrometer is the instrumentation facade in Spring Boot’s observability ecosystem, providing a unified API to collect, tag, and publish metrics…

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Contract Testing Java Microservices with Pact: Ensuring Safe Deployments Across Teams

You’re about to deploy your payment service. Your tests pass. Code review looks good. But three other teams depend on…

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Developing Stateful Custom Bean Validation Using Spring Boot

Bean Validation is a core feature of Spring Boot used to enforce rules on Java objects before they are processed…

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Spring Boot & Hibernate @PartitionKey Guide

In high-scale applications, partitioning your database tables can significantly improve performance and scalability. Hibernate provides support for partitioning with the…

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