Jonathan Vila14 articles

Table of Contents Java introduces several new language features in the 22 to 24 versions which collectively simplify code, enhance documentation, and provide powerful tools for bytecode manipulation and advanced stream processing. This article shows you how to leverage these …

Table of Contents VideoPodcast (Audio only)Content In early July, the DevBcn conference in Barcelona featured a diverse lineup of speakers, covering topics across multiple technology domains. Geertjan Wielenga took the camera and microphone with him to Spain. Together with Nacho …

AI4DEVS, September 19, 2025 in Amsterdam, is created for and by developers working with AI technologies. Our mission is simple: share practical, usable knowledge with real use cases and code. Whether you’re an experienced AI engineer or just starting to explore …

Table of Contents Code quality + Code security for Open Source & AI code Code quality + Code security for Open Source & AI code In the age of AI, ensuring code quality and code security is more critical than …

Table of Contents So, AI Can Write Tests Now? Cool, But…How AI Learns to Code (And Why That’s a Problem for Tests)Problem #1: AI Tests Might Just Be WrongProblem #2: Testing the Code You Have, Not the Code You Need …

Table of Contents Code generated by AI code assistantsThe Traditional Code Review Struggle: Familiar Pain PointsAI to the Rescue: Enhancing Code Reviews Code reviews are a cornerstone of software development. They’re where we share knowledge, catch bugs early, and ensure …

Table of Contents Project Overview1. Integrating Quarkus with OllamaWhy Ollama?Quarkus and Ollama Integration2. Using Testcontainers for Integration TestingWhy Testcontainers?Example: Setting up a Testcontainer for OllamaKey Points:3. Leveraging Quarkus Dev Services for OllamaWhat Are Quarkus Dev Services?Configuring Dev ServicesDevelopment WorkflowConclusionKey Takeaways: …

Table of Contents VideoPodcast (audio only)GuestsJonathan VilaBrian VermeerErik CostlowContent Three years after Log4Shell caused a significant security issue, we still struggle with insecure dependencies and injection problems. In this podcast, we’ll discuss how developers can secure their code. I talked …

Let’s examine the three most common injection attack types—SQL injection, Deserialization Injection, and Logging Injection—and discuss ways to prevent them.

How to ensure the right usage of the new version of Java 21, and improve performance and clarity in our code base.