Does your app fail CI tests “sometimes”? Does it display flaky behavior? Did you add many logs trying to solve it? There’s a better way: AOP!
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Is it Time to go Back to the Monolith?
Modern modular monoliths (and Moduliths) are redefining the monolithic architecture. Pick the best of both worlds with the hybrid approach.
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Modular Monolithic in Practice
In this article, you learn about the Modular Monolithic architecture and how you can create it using the Spring Framework and Gradle.
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When Disaster Strikes: Production Troubleshooting
Production is failing and everything is lost? That used to be the case. Fail whale, hysteria and panic. Developer observability fixes this!
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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!
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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?
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Spring4Shell: Zero-Day RCE in Spring Framework Explained
On March 30, 2022, a critical remote code execution (RCE) vulnerability was found in the Spring Framework. More specifically, it is part of the spring-beans package, a transitive dependency in both spring-webmvc and spring-webflux. This vulnerability is another example of why securing the software supply chain is important to …
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Spring Remote Code Execution Vulnerability
I’d like to start by saying that I’m not a security expert. I also won’t link to the exploit. This is a very fresh take on a new vulnerability but there’s already confirmation from Sonatype. The current exploit seems to …
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Observability for JVM Frameworks with Grafana in Java and Kotlin
Learn about observability configurations and libraries required over a range of frameworks using two JVM languages, namely Java and Kotlin.
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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.
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Building Reactive Java Applications with Spring Framework
Pretty much all Java developers are familiar with Spring Pet Clinic. In this article, we have given a walkthrough of the reactive implementation of it using Apache Cassandra.
