Devoxx Courses

Solving Memory Leaks in the JVM

Explore JVM memory management, common OutOfMemoryError causes, and techniques for detecting and resolving memory leaks in Java applications. Learn from real-world scenarios and practical tools.

• YouTube
• 2 hours 41 minutes
• Self-Paced
• Conference Talk

Why I Prefer Spock Over JUnit

Explore Spock's advantages over JUnit for unit testing, with examples showcasing its strengths, limitations, and a live coding demonstration for easy implementation.

• YouTube
• 29 minutes
• Self-Paced
• Conference Talk

Quickly Remove Some Big Performance Bottlenecks with QuickPerf

Discover how QuickPerf can help detect and eliminate major performance bottlenecks in Java applications, focusing on SQL requests and memory consumption.

• YouTube
• 27 minutes
• Self-Paced
• Conference Talk

Building the Matrix

Explore building an immersive escape room experience using Raspberry Pi, Arduino, sensors, and actuators. Learn hardware development basics and IoT project implementation.

• YouTube
• 32 minutes
• Self-Paced
• Conference Talk

Crash Course in Kubernetes Monitoring

Learn to instrument applications, gather metrics, and act on aggregate data for effective Kubernetes monitoring using Prometheus and Grafana in cloud-native environments.

• YouTube
• 30 minutes
• Self-Paced
• Conference Talk

Learnings from Migrating a Production Service from JDK 8 to JDK 11

Explore the migration process from JDK 8 to JDK 11, covering code changes, performance measurement, and safe deployment across multiple regions in production.

• YouTube
• 29 minutes
• Self-Paced
• Conference Talk

Java 9 and Beyond

Explore Java's evolution from version 9 onwards, covering significant language and JDK changes through examples. Learn about new features, their pros and cons, and how to effectively apply them in your projects.

• YouTube
• 2 hours 39 minutes
• Self-Paced
• Conference Talk

Exploring Collectors

Explore powerful Collectors methods in Java streams through live coding examples, solving common programming problems and unlocking the full potential of reduce operations.

• YouTube
• 2 hours 25 minutes
• Self-Paced
• Conference Talk

7 Tips to Pimp Your Git History

Learn to create a clear and informative Git history with practical tips for better commit messages, structuring changes, and managing long-term code comprehension in software development.

• YouTube
• 30 minutes
• Self-Paced
• Conference Talk

Gradle Ex Machina

Discover how to leverage Gradle's powerful features while reducing complexity. Learn to implement top-down constraints for consistent, structured builds across your organization.

• YouTube
• 30 minutes
• Self-Paced
• Conference Talk

Secure Your Quarkus Applications

Explore options for securing Quarkus applications through live coding. Learn to implement crucial security and identity management features with ease and efficiency.

• YouTube
• 31 minutes
• Self-Paced
• Conference Talk

Clean Code - The Next Chapter

Explore essential clean code rules, detect code smells, and learn practical refactoring techniques through deep-dive discussions and live-coding kata. Gain insights into professional, expressive coding practices across paradigms.

• YouTube
• 2 hours 42 minutes
• Self-Paced
• Conference Talk

Productivity Tools You Should Know About If You Want to Have a Focused Learning Path

Discover productivity tools to overcome information overload and maintain a focused learning path. Learn techniques for goal-setting, organizing resources, and developing skills efficiently as a developer.

• YouTube
• 29 minutes
• Self-Paced
• Conference Talk

WebXR - Augmented Reality Lands into Our Web Browsers

Explore WebXR API for creating mixed reality experiences in web browsers, blending virtual objects with the real world using frameworks like ARKit and ARCore.

• YouTube
• 30 minutes
• Self-Paced
• Conference Talk

Broken Buildtools and Bad Behaviors - The Maven Story

Explore Maven's evolution, common build issues, and proper solutions. Learn to optimize your build process and avoid temporary workarounds for more efficient software development.

• YouTube
• 33 minutes
• Self-Paced
• Conference Talk