Enterprise Java
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Automatically Saving Child Entities in JPA
In JPA applications, we often encounter entities with parent-child relationships. Persisting these entities efficiently involves saving the parent and automatically…
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Spring Boot MVC REST Controller Example & Unit Tests
In modern web development, REST APIs are essential for enabling communication between different systems and platforms. The Spring Framework, particularly…
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Spring JPA LIKE Query Example With JdbcTemplate or JpaRepository
LIKE queries in SQL allow users to search for specified patterns in the database table columns, enabling flexible and dynamic…
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Spring Boot JpaRepository Example
Hello readers let us delve into understanding the Spring Data JPA module. 1. JpaRepository interface Spring Data JPA provides a…
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Lucene MMapDirectory and ByteBuffersDirectory Examples
Apache Lucene is a powerful search library written in Java. It provides various directory implementations for storing index files, such…
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Spring MockMVC Get JSON As Object
1. Introduction Spring MockMVC is the Spring MVC testing framework which performs Spring MVC request handling and response asserting via…
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How to Test a Spring AOP Aspect
1. Introduction Aspect-Oriented Programming (AOP) is one of programming paradigms that separates cross-cutting concerns as aspects. It complements Object-Oriented Programming…
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Intro to Gradle Lint Plugin
Overview Maintaining clean, efficient, and maintainable build scripts is essential for any project that uses Gradle. The Java Gradle Lint…
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PostgreSQL – Indexes
Indexes in PostgreSQL are data structures used to improve the speed of data retrieval operations on database tables. They work…
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