In this post, we discuss the event-emitter technique and how to use that technique within NestJS Application.

Learn how the Hibernate StatelessSession Upsert method works on PostgreSQL, MySQL, Oracle, and SQL Server.

Learn how to leverage Jackson XML to use XML within Spring REST.

Learn how to configure a Kafka Dead Letter Queue (DLQ) with Spring.

Learn how to leverage Spring autoconfiguration to map these values to Enum instances.

The High-Performance Java Persistence Newsletter features articles, videos, and answers to common StackOverflow questions.

This article will teach you how to automate your Spring Boot app deployment with Azure DevOps and Terraform.

Learn how to leverage Jackson mapping to simplify our REST interactions.

Learn what is best way to test the data access layer when using a relational database system using integration testing with Aiven.

Time-based features in a software application are a pain to test. To test such a feature, you can (and should) write unit tests, of course.

The primary purpose of logging in applications is to debug and trace one or more root causes of an unexpected behavior.

Unlock Hibernate's best performance by following these best practices for efficient mappings and fast queries.

NullPointerExceptions (often shortened as “NPE”) are a nightmare for every Java programmer.
We can find plenty of articles on the internet explaining how to write null-safe code.

Hibernate 6 introduced a huge improvement to the mapping of ZonedDateTime and OffsetDateTime.

In a distributed, fast-paced environment, dev teams often want to find out at what time they deployed the app, what version of the app they deployed, what Git commit was deployed, and more.

Learn about the top five Spring Boot testing best practices to build and maintain Spring Boot applications more confidently.

Recipes for testing Thymeleaf view controllers with Spring Boot, MockMvc to verify HTTP POST(form submission), and HTTP GET requests.

Comparison of MockMvc, WebTestClient, and the TestRestTemplate for invoking and testing Spring Web MVC controller endpoints.

Guides, thorough explanations, and best practices on testing Spring Boot applications. Helping developers incorporate testing as a routine rather than a frustrated afterthought.

Get quickstart examples, best practices, and tutorials for using the Spring Framework for your Java application using Spring Boot, Java and Kotlin.

Learn how to test and verify a Spring Web MVC HandlerInterceptor using Spring Boot @WebMvcTest and JUnit 5.