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Enterprise Java
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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Software Development
MongoDB Licensing and the Cloud
MongoDB, a popular NoSQL database, has a bit of a tangled relationship with the cloud. While it offers its own…
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Core Java
Boosting Performance with Parallel Streams
In today’s world of big data and complex computations, programmers constantly seek ways to optimize their code for speed. Java…
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Core Java
Converting Between java.sql.Timestamp and ZonedDateTime in Java
In Java, conversion between java.sql.Timestamp and java.time.ZonedDateTime can be essential for applications that interact with legacy systems that require this…
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Meta JCG
[DEALS] Microsoft Visio 2021 Professional for Windows (92% off) & Other Deals Up To 98% Off – Offers End Soon!
Hello fellow geeks, Fresh offers await you on our Deals store, please have a look! Microsoft Visio 2021 Professional for…
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Enterprise Java
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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Core Java
Collectors.toMap() vs Collectors.groupingBy() in Java Streams
Java Streams offer powerful ways to process collections of elements. Two common operations involve transforming a stream into a map:…
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Core Java
The Power of Wrapper Classes in Java
In the world of Java programming, primitive data types reign supreme for their efficiency in storing basic values like numbers…
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Core Java
A Guide to Interfaces and Abstract Classes in Java
Java, a powerhouse programming language, offers a variety of tools to write clean, maintainable, and reusable code. Two of these…
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