Journeys in Java, Level 6: Build a Neo4j Microservice
Create a Neo4j database, get data loaded, then build a new service that interacts with the database and provides an API for client services.
Spring
Spring Boot Performance Workshop with Vlad Mihalcea
Learn how to improve the performance of a Spring application and diagnose production problems. Lessons from our live workshop covering JPA!
Spring Transaction Debugging in Production with Lightrun
We use annotations to denote transactional behavior in modern Spring, so we have no code, no failure, no debugging... But is this true?
Spring4Shell: The zero-day RCE in the Spring Framework explained
We’ll explore how remote code execution (RCE) works, explaining Spring4Shell, a zero-day vulnerability in the Spring framework that could …
Spring Remote Code Execution Vulnerability
A new issue impacting Spring Core on Java 9 and newer could be the next Log4J. Here's what I know so far (mitigation and investigation).
Blink a LED on Raspberry Pi with Vaadin
Thanks to Vaadin, you can get a fully running application with a few clicks. And Adding GPIO-interaction is easy with the Pi4J library.
Building Reactive Java Applications with Spring Framework
Pretty much all Java developers are familiar with Spring Pet Clinic. Let's get to know the reactive implementation of it.
Statically Spilling Your (Spring) Beans
There are some edge cases where you want to access Spring Beans in a static method, while you should always try to avoid this.
Build a Status Dashboard Using Spring Boot and Astra DB
Learn how to leverage the Astra Document API on top of Cassandra to build a dashboard of statuses, with Spring Boot for rendering. …
Non-blocking with Spring WebFlux, Kotlin and Coroutines
In this article, we will develop a simple RESTful API using Spring WebFlux and aim to leverage the special Kotlin extensions in Spring.