Devoxx Courses

Game of Loom - Implementation Patterns and Performance Implications Playing with Virtual Threads

Explore virtual threads in Java, comparing performance with native threads using Conway's Game of Life. Learn implementation patterns and performance implications for scalable, efficient programming.

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

Copilot to Cover - Why AI Can't Replace Developers but Can Make Life Better

Explore AI-augmented coding tools, their potential to streamline development, and limitations. Learn about different approaches, pros and cons, and how AI can transform tasks like unit testing for Java developers.

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

No More Xmx - Adaptable Heap Sizing for Containerized Java Applications

Discover Google's Adaptable Heap Sizing solution for Java in containers. Learn how it automatically adjusts heap usage, improves stability, and reduces memory-related errors without manual Xmx tuning.

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

Database Hacking 101 - Building Fast Bulk Import in Java + C

Explore techniques for high-performance CSV imports in time-series databases using io_uring, with benchmarks and implementation details from QuestDB's CTO.

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

From Objects to Functions

Exploring functional programming techniques for error handling and logging in Kotlin, with practical examples to improve code readability and maintainability.

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

How to Train Machine Learning Agents to Do Fun and Absurd Things Using Unity3D

Explore machine learning in game development using Unity3D. Learn to implement and train AI agents for unique behaviors, from bullet-dodging to headbanging, blending software engineering with game design.

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

Taking Your Web App Offline in a Good Sense

Learn to build offline-first web apps with modern APIs and best practices. Explore techniques for data preservation, syncing, and providing excellent UX regardless of connection status.

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

Reuse Old Smartphones to Monitor 3D Prints, with WebRTC, WebSockets and Serverless

Learn to repurpose old smartphones for 3D print monitoring using WebRTC, WebSockets, and serverless technology. Discover how to build a web app for remote print status checks and video streaming.

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

The Hacker’s Guide to Kubernetes Security

Comprehensive guide to Kubernetes security risks, focusing on OWASP Top 10. Live demos of exploits, common vulnerabilities, and best practices for hardening k8s clusters.

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

Dungeons, Dragons, and Graph Databases

Explore graph databases through a D&D lens. Learn how to model complex relationships, write efficient queries, and optimize your dungeon crawl using this powerful database technology.

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

Multi Player Enterprise Applications - Why and How to Build a Collaborative UX

Explore collaborative UX in enterprise apps: real-time editing, CRDTs, and architectural tradeoffs for seamless multi-user interactions without conflicts or data loss.

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

Deserialization Exploits in Java - Why Should I Care?

Explore Java deserialization vulnerabilities, attack chains, and security issues in JSON, XML, and YAML. Learn mitigation strategies and new Java 17 features to enhance application security.

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

The State of OpenTelemetry for Java Developers

Hands-on exploration of OpenTelemetry for Java, covering auto-instrumentation, metrics, logging, and integration approaches. Uncover performance issues and errors in your applications.

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

What is JHipster Lite and Why Should You Care?

Discover JHipster Lite: a streamlined tool for efficient Java application development. Learn its benefits, features, and how it can enhance your productivity in building modern, scalable web applications.

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

End-to-End Innersourcing and Secure Development with GitHub

Explore GitHub Enterprise's end-to-end development capabilities, including Codespaces, Copilot, Actions, and Advanced Security, to implement InnerSource practices in your organization.

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