Devoxx Poland Courses

The Magic of Spring - Understanding Spring Framework Internals

Explore Spring's inner workings, including Dynamic Proxy and transaction management. Learn to create a custom Spring-like framework while gaining insights into Java ecosystem tools.

• YouTube
• 47 minutes
• Self-Paced
• Free Video

OpenJDK 17 Features and Enhancements - Part 2

Explore OpenJDK 17's new features and enhancements, including switch expressions, text blocks, records, pattern matching, and APIs for foreign memory access, vectors, and foreign linking.

• YouTube
• 52 minutes
• Self-Paced
• Free Video

OpenJDK 17 - New Features and Enhancements - Part 1

Explore OpenJDK 17's new features and enhancements, covering language updates, core APIs, and JVM changes. Prepare for migration from JDK 8 or 11 to leverage modern Java capabilities.

• YouTube
• 49 minutes
• Self-Paced
• Free Video

Design for GitOps - Everything-as-Code Approach

Explore Everything-as-Code and GitOps practices for effective collaboration. Learn to design systems for quick GitOps implementation, focusing on infrastructure, observability, and permissions automation.

• YouTube
• 48 minutes
• Self-Paced
• Free Video

Safely Performing Large-Scale Schema Changes: A Tale from the Trenches

Aprende a realizar cambios de esquema a gran escala sin incidentes. Descubre estrategias para modificar claves primarias en bases de datos con millones de usuarios y miles de inquilinos de forma segura.

• YouTube
• 41 minutes
• Self-Paced
• Free Video

Modern JVM Multithreading - Considerations for Asynchronous Application Development

Explore modern JVM multithreading concepts, including green threads, fibers, thread pools, non-blocking database communication, and asynchronous code optimization for efficient application development.

• YouTube
• 50 minutes
• Self-Paced
• Free Video

Java and Haskell - A Comparative Analysis

Porównaj Javę i Haskella, poznając ich podobieństwa, różnice i mocne strony. Odkryj korzyści płynące z nauki języka czysto funkcyjnego i zrozum ewolucję Javy w kierunku programowania funkcyjnego.

• YouTube
• 49 minutes
• Self-Paced
• Free Video

Automate Boring Tasks - Techniques for Streamlining Repetitive Work

Discover how to automate repetitive tasks like filling timesheets, posting updates, and managing environments using REST APIs, Selenium, and Python. Learn practical tips for identifying and simplifying tedious processes.

• YouTube
• 27 minutes
• Self-Paced
• Free Video

ScalaTest: You're Asserting It Wrong - Advanced Assertion Techniques

Explore advanced ScalaTest assertion techniques to enhance error messages and create more expressive tests. Learn to effectively use matchers for Options, Eithers, collections, Futures, and more.

• YouTube
• 53 minutes
• Self-Paced
• Free Video

Security in Software Development Process - From Design to Deployment

Explore security practices throughout the software development lifecycle, from design to deployment. Learn about OWASP, CIS Benchmarks, vulnerability scanning, and Kubernetes security.

• YouTube
• 51 minutes
• Self-Paced
• Free Video

Mistakes and Trade-offs When Optimizing the Hot-Path

Discover techniques for identifying and optimizing the hot-path in your code to achieve substantial performance gains. Learn to apply the Pareto principle and performance testing for effective system optimization.

• YouTube
• 54 minutes
• Self-Paced
• Free Video

Online Machine Learning Based on Kafka Streams - Pollution Prediction System

Explore a system predicting pollution levels using Kafka Streams, based on historical and current weather data. Learn from WorldRemit's open-source project for practical machine learning applications.

• YouTube
• 47 minutes
• Self-Paced
• Free Video

Full Text Search with Elasticsearch

Odkryj potencjał wyszukiwania pełnotekstowego z Elasticsearch. Poznaj podstawy techniczne, naucz się konfiguracji i poznaj triki, które ulepszą doświadczenie użytkowników Twojej strony.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

Ordering the Chaos - Understanding Time in Computer Science

Explore time concepts in computer science, from clock usage to implementation and beyond. Learn to manage chaos in software development through advanced timing techniques.

• YouTube
• 43 minutes
• Self-Paced
• Free Video

Stabilizing and Synchronizing Java and .NET Codebase - Automated Merge Pipeline

Discover strategies for synchronizing Java and .NET codebases, automating release processes, and implementing a merge pipeline to ensure continuous releasability across multiple platforms.

• YouTube
• 39 minutes
• Self-Paced
• Free Video