Devoxx Courses

Distributing UIs Across Devices

Explore cross-device UI distribution using web technologies. Learn to build applications that leverage multiple devices for enhanced screen space and interaction, unlocking new possibilities in your domain.

• YouTube
• 20 minutes
• On-Demand
• Conference Talk

Challenges in Mixed Reality

Explore challenges and solutions in mixed reality development for Microsoft Hololens, focusing on hologram placement, interaction, and user experience design based on Swiss Post case study.

• YouTube
• 21 minutes
• On-Demand
• Conference Talk

What Haskell Taught Us When We Were Not Looking

Explore Haskell's influence on JVM languages, its unique constructs, and potential future impacts. Discover how functional programming concepts can enhance your coding skills and broaden your programming perspective.

• YouTube
• 51 minutes
• On-Demand
• Conference Talk

What Every Programmer Has to Know About Database Storage

Explore database storage evaluation techniques to choose the best storage for your data needs, understanding trade-offs as you scale and plan for growth in Big Data environments.

• YouTube
• 47 minutes
• On-Demand
• Conference Talk

Lazy Java

Explore lazy evaluation patterns in Java, including streams, reader monads, and trampolines. Learn to optimize performance, handle infinite data, and improve code design through practical examples and live coding.

• YouTube
• 51 minutes
• On-Demand
• Conference Talk

Effective Scala - Reloaded

Optimize Scala usage with practical do's and don'ts, covering style, abstractions, expressions, collections, and more. Learn to write efficient, clean code and avoid common pitfalls in Scala development.

• YouTube
• 51 minutes
• On-Demand
• Conference Talk

The Java 9 Module System Beyond The Basics

Explore advanced Java 9 modularity: fine-grained dependencies, services, encapsulation, reflection, jdeps analysis, command line flags, and runtime image creation with jlink. Become a local JPMS expert.

• YouTube
• 48 minutes
• On-Demand
• Conference Talk

One Does Not Simply Log In - SSO for Web APIs

Explore OAuth2, OpenID Connect, and JWT for secure authentication in distributed systems. Learn practical solutions using JBoss Keycloak for modern web API security challenges.

• YouTube
• 54 minutes
• On-Demand
• Conference Talk

JDK 9 - The Performance Bits or Why You Would Really Want to Upgrade to Java 9

Explore Java 9's performance enhancements in language, libraries, and JVM. Learn about improvements, potential regressions, and decide if upgrading is worthwhile for your projects.

• YouTube
• 54 minutes
• On-Demand
• Conference Talk

Why Spring Loves Kotlin

Explore Spring's Kotlin support to build efficient projects using Spring Framework 5, Spring Boot 2.0, and WebFlux. Learn to transform Java+JavaScript projects into pure Kotlin applications with reactive programming.

• YouTube
• 44 minutes
• On-Demand
• Conference Talk

Real World Serverless - Architecture, Patterns and Lessons Learned

Explore serverless architecture patterns, real-world challenges, and best practices for complex AWS applications. Learn about testing, debugging, monitoring, and securing serverless systems while addressing common misconceptions.

• YouTube
• 46 minutes
• On-Demand
• Conference Talk

Legacy, for Lack of a Better Word, Is Good

Techniques for rejuvenating legacy systems in finance, focusing on modularization and refactoring without halting development. Insights from decades of experience in software product design.

• YouTube
• 47 minutes
• On-Demand
• Conference Talk

A Hitchhiker's Guide to the Functional Exception Handling in Java

Explore functional error handling in Java without "throws" and "try-catch" using type-driven development techniques like Optional, Try, and Either for cleaner, more aesthetic code.

• YouTube
• 38 minutes
• On-Demand
• Conference Talk

DROP DATABASE - Galactic Story

Explore why traditional databases may hinder system performance and design. Learn alternative approaches to data management, focusing on RAM/Heap storage for improved efficiency and programming joy.

• YouTube
• 53 minutes
• On-Demand
• Conference Talk

Not Your Father's Complexity - Performance in a New Machine Age

Explore memory layout's impact on Java program performance, challenging traditional complexity analysis and showcasing alternative collection implementations for optimized code execution.

• YouTube
• 49 minutes
• On-Demand
• Conference Talk