GeeCON Prague 2022
| title | author | length |
|---|---|---|
| Afraid of Java cold starts in Serverless? Fear not, Java is fast | Ondro Mihályi | 56m |
Claims that Java is inherently slow for AWS Lambda get tested with measurements and demos: a bare minimal Java lambda starts in ~70 ms, a small servlet on… | ||
| Blockchain technology can be a powerful tool | Peter Abel Nagy | 34m |
Claims rapid 500% job growth in blockchain roles, links blockchain to reducing $445B/year cyber losses by adding immutability and ownership of patient records… | ||
| The Future of Hazelcast | Grzegorz Piwowarek | 29m |
Hazelcast moves from cache to a cloud-native platform: 5.2 ships with zero config serialization that eliminates uploading Java jars for ~80% of cases and adds… | ||
| How to avoid common mistakes and misconceptions when working... | Andrzej Dębski | 54m |
Java Lambdas suffer two concrete cold starts: init duration ~1.8s (128 MB example) and JVM warmup that slows early requests; loading a different code path can… | ||
| Developer experience platforms | Erik Dörnenburg | 54m |
Argues that internal developer platforms, built and run as products, cut cycle time and raise responsiveness: examples include the Financial Times doing 100+… | ||
| Be ‘Mr. Miyagi’ or find one! A talk about the power of mentoring | Kelly Jille | 52m |
A personal career narrative claims apprenticeship-style mentoring produces a steep learning curve: on-the-job mentoring plus courses and TMAP certificates turn… | ||
| Distributed Object Graphs with MicroStream | Markus Kett, David Král | 52m |
MicroStream replaces JPA/Hibernate by persisting live Java object graphs as binary snapshots (files or cloud blob stores) and restores them into memory for… | ||
| Modern Java: This is not your father's Java anymore | Ron Veen | 01h 11m |
Covers concrete language changes from JDK11→17 and a JDK19 preview: records generate constructor/getters/equals/hashCode/toString so records are final… | ||
| The `-ilities` of Software Engineering - How Qualities... | Monica Beckwith | 54m |
Defines the actual nonfunctional goals for JVM systems and shows how to measure them: throughput and latency as SLAs, capacity planning across 2–96 cores, and… | ||
| Rethinking Unit Testing: Automating the Generation of Java | Markus Zimmermann | 39m |
Generates unit tests from implementation using symbolic execution, producing human-readable JUnit cases that act as immediate reproducers and safety nets… | ||
| Caching beyond simple put and gets | Jakub Marchwicki | 47m |
Simple tapping leaderboard app hits write-scaling limits once users grow; dual writes (app cache plus SQL) create stale, unscalable state. The talk shows… | ||
| A testable architecture | Thomas Sundberg | 51m |
Argues that a testable architecture is doable by designing the core as ports and adapters and driving behavior with executable specs (Gherkin via… | ||
| How to build a planet-scale data replication... | Pustelnik, Nawrot, Kwasiborski | 52m |
Google builds a planet-scale replication service on Colossus with a Colossus curators control plane and a separate D data plane plus custodians for recovery… | ||
| Real-time Fraud Detection: Challenges and Solutions | Fawaz Ghali | 51m |
Coverage of a real-time fraud pipeline using Hazelcast: ingest from Kafka, cache operational data, run lightweight ML and SQL-based stream processing, and… | ||
| Exploring Jakarta EE integration testing | Rudy De Busscher | 54m |
Compares four concrete ways to run Jakarta EE integration tests using a small loan-calculator app: Weld JUnit 5 spins up a CDI container and uses Mockito for… | ||
| Helidon Nima - Loom based microservices framework | Daniel Kec, Tomas Langer | 52m |
Helidon Nima is a Loom-based microservices server that runs on Java 19 preview and implements synchronous routing on virtual threads while keeping a reactive… | ||
| Micronaut Libraries for a Real Life | Vladimir Orany | 52m |
Agorapulse open sources several Micronaut helpers used in production: Gru for Micronaut tests HTTP endpoints by comparing response JSON files (uses Json-unit… | ||
| nothing matches | ||