Devoxx Courses

Concurrent Garbage Collectors - ZGC & Shenandoah

Esplora ZGC e ShenandoahGC, i nuovi Garbage Collector di Java 11/12, per ridurre le pause a pochi millisecondi. Impara ad attivarli, configurarli e ottimizzare le prestazioni.

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

Mastering GraalVM - Booting Hibernate ORM in 5ms and 15MB Total Memory

Explore GraalVM's revolutionary impact on Java, enabling millisecond boot times and minimal memory usage. Learn to adapt existing applications and frameworks for optimal performance on this promising platform.

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

The 4 Rules of Simple Design in Functional Programming

Exploring how the 4 Rules of Simple Design apply to functional programming, with examples of how category theory concepts naturally emerge in code for better design.

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

Boosting Your Applications with Distributed Caches - Datagrids

Explore Infinispan 10's powerful features for building high-performance applications and microservices. Learn about distributed caches, in-memory datagrids, and their implementation in modern reactive architectures.

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

Deep Learning con DL4J e Apache Spark

Esplora il Deep Learning distribuito con DeepLearning4J, ND4J e Apache Spark. Scopri potenzialità e sfide nell'implementazione di reti neurali multilayer su diverse modalità di deployment di cluster Spark.

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

A Machine Learning Mood-O-Meter

Realizzazione di un analizzatore di sentiment per determinare il tono positivo o negativo dei testi, utilizzando commenti Reddit e Spark con Scala per creare un classificatore e misurare l'umore degli utenti.

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

[VDM19] TDD on Legacy Code by Andrea Francia

Tecniche per rendere testabile il codice legacy, applicando seams e refactoring per migliorarne il design e la qualità complessiva.

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

Integration Tests and TestContainers

Explore containerization for Java integration testing using testContainers. Learn best practices and see examples of leveraging containers for efficient development, testing, and deployment workflows.

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

Anatomy of a Production Grade Kubernetes Cluster

Explore best practices for configuring a production-grade Kubernetes cluster using CNCF components, covering monitoring, logging, disaster recovery, load balancing, and application management.

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

Performance Tuning Twitter Services with Graal and Machine Learning

Optimizing Twitter services using Graal and Machine Learning for improved performance and cost reduction, with insights on autotuning Graal inlining parameters.

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

Taking Serverless to the Next Level

Explore best practices for serverless applications, including infrastructure as code, local debugging, state management, continuous delivery, and safe deployments. Learn from real-world case studies.

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

Interaction Protocols - It's All About Good Manners

Exploring protocols in distributed systems: their history, application, and impact on performance, resilience, and security. Insights on effective communication and coordination in concurrent environments.

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

Enough Java.lang.String to Hang Ourselves

Explore advanced String manipulation techniques in Java, including memory optimization, performance improvements, and lesser-known features for efficient string handling and processing.

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

Asciidoctor - Because Writing Docs Does Not Have to Suck

Learn to create engaging documentation using Asciidoc and Asciidoctor, exploring syntax and JVM tools for efficient doc processing. Discover why teams worldwide are embracing this powerful markup language.

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

Webassembly for Java Developers

Explore Webassembly's potential in Java development, from cross-compilation to web frameworks. Learn its history, advantages over predecessors, and integration with Kotlin for cutting-edge web solutions.

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