JavaDay Kharkiv 2015
| title | author | length |
|---|---|---|
| Monitoring for devs. The necessity or self-indulgence | Oleksiy Dyomin | 34m |
Argues that developers must own application monitoring, not just admins, and shows concrete fixes: detect a memory leak that forces a restart every 15–16 days… | ||
| Nonblocking algorithms/ CAS/Atomics | Alexey Fyodorov | 52m |
Shows how to build real lock-free primitives in Java using compare-and-swap via Unsafe and Atomic classes, including a lock-free counter and a… | ||
| Next-gen DevOps engineering with Docker and Kubernetes | Antons Kranga | 52m |
JavaDay Kharkiv (http://javaday.org.ua/kharkiv) - the community-driven conference for Java developers. Stay geeky. | ||
| Testing in Legacy: From Rags to Riches | Taras Slipets | 54m |
An 11‑year-old Java codebase with no docs, ~100 database tables and 400 million records gets measurable fixes: heavy queries that took 3 minutes → 3 seconds… | ||
| API first with Swagger and Scala | Slava Shmidt | 43m |
Company uses an API‑first workflow: author OpenAPI/Swagger specs and run an sbt/Play plugin to spec -> code generation that emits models, controllers… | ||
| Java 8 tricks for hipsters and rock stars | Pavel Grushesky | 59m |
JavaDay Kharkiv (http://javaday.org.ua) - the community-driven conference for Java developers. Stay geeky! | ||
| Web-application I have always dreamt of | Victor Polischuk | 51m |
JavaDay Kharkiv (http://javaday.org.ua) - the community-driven conference for Java developers. Stay geeky! | ||
| From REST to Hypermedia APIs with Spring | Vladimir Tsukur | 55m |
A small server for a black‑market currency board gets built live using Spring Data REST, JPA and H2 with 100 generated ads and pagination working out of the… | ||
| The Great Migration | Baruch Sadogursky | 48m |
Migration extracts heavy background work into separate services: a sitemap generator, repository indexers and a sliced statistics pipeline that remove CPU and… | ||
| Everything you wanted to know about writing async | Baruch Sadogursky | 51m |
Built a reusable Java downloader that does parallel file chunking, pause/resume and progress tracking, and integrates with two async HTTP clients via an… | ||
| Spring Puzzlers | Evgeny Borisov, Baruch Sadogursky | 53m |
Shows concrete Spring surprises and fixes: annotations are not inherited causes lifecycle methods and custom post-processors to miss annotated methods; AOP… | ||
| Spark-driven Audience counting | Boris Trofimov | 56m |
Describes an audience-counting pipeline that processes ~hundreds of thousands of events/sec and ~20 billion events/day into compact probabilistic sketches so… | ||
| Spring the Ripper | Evgeny Borisov | 50m |
JavaDay Kharkiv (http://javaday.org.ua) - the community-driven conference for Java developers. Stay geeky! | ||
| Reactive programming and Hystrix fault tolerance | Max Myslyvtsev | 40m |
Shows building a reactive client with RxJava Observables and wrapping remote calls in Hystrix commands and circuit breaker units. Demonstrates pipelines: fetch… | ||
| Apache Cassandra. Inception - all you need to know | Mikhail Dubkov | 53m |
Apache Cassandra is a write-optimized, distributed NoSQL store that scales horizontally to hundreds or thousands of nodes and sustains very high write… | ||
| JavaFX 8 everywhere; Write once runs anywhere | Mohamed Taman | 49m |
Claims that JavaFX 8 supports one codebase across desktop, browser, Android and iOS by bundling with JDK8 and using build plugins to produce APK/IPA… | ||
| Monads and Monoids: from daily java to Big Data analytics | Oleksiy Dyagilev | 48m |
Monads and Monoids: from daily java to Big Data analytics in Scala
JavaDay Kharkiv (http://javaday.org.ua) - the community-driven conference for Java… | ||
| Painfree Object-Document Mapping for MongoDB | Philipp Krenn | 49m |
Morphia ODM for MongoDB maps Java objects with annotations and runs in production for three to four years, replacing manual BSON handling; it uses Morphia ODM… | ||
| Showdown of the Asserts | Philipp Krenn | 39m |
Compares plain JUnit and TestNG asserts with richer libraries and a Groovy alternative, finds AssertJ / Hamcrest for rich collection checks much clearer for… | ||
| Stream-style messaging development | Vyacheslav Lapin | 38m |
Claims that combining async servlet/JAX‑RS handlers, backpressure (reactive streams) and stream brokers yields much higher end‑to‑end throughput than classic… | ||
| nothing matches | ||