Java

GeeCON 2023: Ron Veen - Data-oriented programming ...

youtube.com 1 rok temu With the changes made to the Java language in fresh releases, it has moved into a fresh realm: Data-oriented programming. In this talk, I will explain what data-oriented programming is and explain the principles it is based upon. When...

GeeCON 2023: Marcin Chrost - Enums on steroids - l...

youtube.com 1 rok temu Probably everyone has already become acquainted with the mechanics of sealed classes introduced in Java 17. However, in addition to strict control of the class hierarchy, it besides allows for the creation of non-obvious (yet facilitating) mechani...

GeeCON 2023: Natan Silnitsky - Lessons learned fro...

youtube.com 1 rok temu Wix has a immense scale of event driven traffic. More than 70 billion Kafka business events per day. Over the past fewer years Wix has made a gradual transition to an event-driven architecture for its 2000 microservices. We have...

Quarkus, the Java Stack back from the Future • Séb...

youtube.com 1 rok temu Java is dead, they said, Java is fat and slow, they besides said. Join me for a 100% live coding session where I will prove them that they are completely wrong. The JVM ecosystem has never been so innovative...

204. Wrocław JUG - We all are DevSecOps - Marcin Ł...

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/293570528/ Temat: We all are DevSecOps Abstract: Daily we do not think much of security of applications we build. Even if we do then most of our code is out of our hands. Have you ever thought ho...

AI Plans that Meet Expectations • Geoffrey De Smet...

youtube.com 1 rok temu Automate your business decisions in Java with Artificial Intelligence algorithms to improve your organization’s schedules, operations and processes. Optimize results. Find the best solution with hard and soft constraints. Learn how to solve real bu...

A Different Flavor of the Distributed Transactions...

youtube.com 1 rok temu Transactions are 1 of the most complex and yet very crucial areas of computing. They can get peculiarly hard erstwhile the strategy moves to the distributed environments as almost all component in the distributed strategy is liable to fai...

200. Dylematy nowoczesnego architekta - Łukasz Szy...

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/291495674/ Abstract: Chciałbym się z Wami podzielić moimi przemyśleniami w tematach, które budzą moje wątpliwości. W tematach, które parę lat temu wydawały mi się oczywiste, a dziś już nie do koń...

Why is it always DNS, TLS, and bad configs? • Phil...

youtube.com 1 rok temu Sometimes it feels a bit like Harry Potter and "why is it always the 3 of you?" This talk dives into how well structured wellness checks can detect our common foes early on. Looking at the failure patterns you...

206. Pact Contract Tests: więcej niż tylko contrac...

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/294142333/ “Kolejne testy? Mamy już E2E, komponentowe, integracyjne, jednostkowe, wydajnościowe, itd. Oczywiście, wszystkie z nich przechodzą, ale zapobieganie błędom w integracji to za mało, żeb...

Microservices: Go Native and Containerize with Jav...

youtube.com 1 rok temu Microservices is revolutionizing app improvement even in the Java world. Spring, Quarkus and Micronaut now all support GraalVM and supply compilation options to build native java images. Welcome back JNI! Attend this session to deep dive into light...

Usability vs Security. Can they Live Together? • A...

youtube.com 1 rok temu Security is critical for each and all app. 1 mistake or 1 breach can kill a business. However, safety can sometimes be annoying and complicates simple flows. In this talk we will dive into 1 of these usage cases...

205. Systemy event-driven bez rwania włosów. - And...

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/293857456/ IT zmienia się dynamicznie i często nieprzewidywalnie. Czy tego chcemy, czy nie, jeden trend pozostaje jednak stały - poziom abstrakcji stale rośnie. Nie programujemy (w zdecydowanej w...

Docker base images - Ideas how to manage them on s...

youtube.com 1 rok temu Containerization in the form of Docker images is on the marketplace for almost 10 years. It addressed many problems, allowing developers to decision with confidence, letting go of the request to care about environment stability. In this way, buil...

197. Wrocław JUG - "Panie, kto tu Panu tak..." - c...

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/290064629/ Tytuł: "Panie, kto tu Panu tak..." - czyli porozmawiajmy o Legacy Abstract: Reakcję z tytułu zna z pewnością każdy, kto kiedykolwiek miał przyjemność korzystania z usług mechanika, spe...

What's (not so) fresh in the fresh OWASP Top 10 ...

youtube.com 1 rok temu The fresh OWASP Top 10 issued in 2021 is not just an updated version of the most celebrated safety report. no of the categories from the erstwhile edition were dropped meaning that in applications the same vulnerability issues apply,...

GeeCON Prague 2022: Pustelnik, Nawrot, Kwasiborski...

youtube.com 1 rok temu You trust Google Cloud with your critical data, but did you know that Google relies on the same underlying retention infrastructure for its another businesses as well? That’s right, the same retention services that power Google Cloud besides unde...

GeeCON 2023: Fawaz Ghali - Building advanced Perf...

youtube.com 1 rok temu Real-time stream processing is increasing exponentially in fresh years, businesses request to gather insights from real-time data as shortly as it’s generated. To do this, developers and software architects usage various pipelines and tools to...

GeeCON 2023: Otavio Santana - How to Become a Top-...

youtube.com 1 rok temu Are you tired of feeling stuck in your software engineering career? Do you want to learn from the best and take your skills to the next level? Look no further! Our talk will delve into the planet of open...

GeeCON 2023: Tomer Gabel - How crap works: Databa...

youtube.com 1 rok temu The last decade has seen a proliferation in data retention technologies, from MongoDB to ElasticSearch to Riak to Datomic and so many others: relational databases, paper stores, key-value stores… oh my! So many choices, so much confusion. While fun...

GeeCON 2023: Kamil Dziubliński - The road to world...

youtube.com 1 rok temu In this talk, I want to share the experience I have gained throughout the years on correctly implementing observability for distributed and scalable systems. I will be able to share the following: Various stages of monitoring maturity The order...

Unlock Your Autonomy. Improve Your Software plan ...

youtube.com 1 rok temu We want to be autonomous, to make and own our professional pathway. During my talk I will show you that companies truly request autonomous engineers and teams as the autonomy is crucial for effective software design. I will also...

202. Java 19 & 20. What's new and noteworthy? - Pi...

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/291939514/ Temat: Java 19 & 20. What's new and noteworthy? Abstract: Hey, there are two major Java versions released every year! We don’t have to wait 3 years or so for new features anymore. ...

Context is king • Łukasz Panek • Devoxx Poland 202...

youtube.com 1 rok temu You are a passionate programmer, knowing how to compose clean code, how to keep cohesion tight and coupling loose, and possibly even utilizing building blocks from DDD and structuring code according to Hexagonal Architecture. Still, from time to ti...

What the Flux or: How Learn to halt Worrying and ...

youtube.com 1 rok temu Wondering whether you should join the reactive revolution or not? Join this session to learn what motivated us to migrate our Spring Boot application to a non-blocking solution, the challenges we faced and the lessons we've learned. In the...

7 błędów popełnianych przez początkujących program...

bulldogjob.pl 1 rok temu Jeśli jesteś Junior Java Developerem, musisz zrozumieć pewne koncepty, aby nie popełniać błędów.Jeśli Java to dla Ciebie coś nowego, to ten artykuł pomoże Ci lepiej zrozumieć pewne niejasne koncepty. 1. Ignorowanie przekazywania przez wartość w Javie...

201. “Komunikacja bez przemocy” w świecie systemów...

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/291620337/ Tytuł: “Komunikacja bez przemocy” w świecie systemów rozproszonych Abstract: Problem zapewnienia poprawności komunikacji dotknął z pewnością każdego, kto kiedykolwiek pracował z system...

How to Harness Kubernetes in a Multi-Cluster Envir...

youtube.com 1 rok temu Does Kubernetes truly solve the problems of distributed environments that easily? What traps can you anticipate during regular usage of it in production? Why does cluster auto-update sometimes origin an outage of your environment and what are the...

Pimp Your GitHub • Bartosz Majsak • Devoxx Poland ...

youtube.com 1 rok temu GitHub plays a key function in the everyday work of thousands of developers. It's besides a central part of the open-source software ecosystem. Even though it is getting better and better all day, it inactive misses any key features...

201. Spokojnie, to tylko FP - Jacek Kunicki

youtube.com 1 rok temu Meetup: https://www.meetup.com/pl-PL/wroclawjug/events/291620337/ Tytuł: Spokojnie, to tylko FP Abstract: Programowanie funkcyjne (FP) może być nieintuicyjne dla nowicjuszy z doświadczeniem w niefunkcyjnych językach takich jak Java. Niemutowalne wart...

Functional programming in Kotlin: exploring Arrow ...

youtube.com 1 rok temu Functional programming is gaining popularity and partially due to this people have been switching to Kotlin. Although it fits the paradigm better than Java, there is inactive rather a bit missing to unleash the full power of FP. Arrow...

Four Pillars of Microservices in Kubernetes • Dami...

youtube.com 1 rok temu How can look like the preparation and implementation of a microservice application in Kubernetes - based on an application example (10+ components). We will talk about architecture, 4 key pillars of microservices and tools proven in battle. There wil...

Immutability Against The device • Michał Płachta ...

youtube.com 1 rok temu Immutability has taken over the software world. Programmers are utilizing immutable values to make their products more maintainable. They are able to focus on higher-level architectural problems alternatively of hard-to-debug accidental mutations. H...

Toruń JUG #62 - "Project Valhalla - Codes like a ...

youtube.com 1 rok temu Java jest z nami już od ponad 25 lat. Niektórzy twierdzą, iż jest już nieco przestarzała. Tymczasem Java znacząco zmieniła się przez te lata, a w niedalekiej przyszłości pojawi się jeszcze więcej modyfikacji i unowocześnień! W trakcie prezentacji por...

GeeCON 2023: Patrick Viry - A parallel programming...

youtube.com 1 rok temu The notion of 'thread' is simply a hardware-level concept that made its way into high-level languages. This impedance mismatch is 1 of the reasons why parallel programming is so complex and so painful, but it doesn't request to be that...

GeeCON 2023: Gerrit Grunwald - Welcome to the Jung...

youtube.com 1 rok temu OpenJDK with it’s Java Virtual device is large but there is not only 1 flavour but many. There is Oracle OpenJDK, Eclipse Temurin, IBM Semeru, Amazon Corretto, Azul Zulu, Alibaba Dragonwell, Huawei Bi Sheng, Tencent Kona and many more....

GeeCON Prague 2022: Monica Beckwith - The `-ilitie...

youtube.com 1 rok temu The "-ilities" of Software Engineering - How Qualities that go Beyond Functional Requirements Drive Innovations in Managed Runtimes

GeeCON Prague 2022: Markus Kett, David Král - Dist...

youtube.com 1 rok temu Hibernate and relational databases have been the standard persistence for conventional monolithic applications for decades. However, utilizing conventional persistence concepts for cloud-native microservices is mostly oversized, complex, and expe...

You Should NOT usage a Service Mesh • Abdellfetah...

youtube.com 1 rok temu Service Mesh is becoming a key component in Cloud Native world. It allows teams to connect, safe and observe complex microservices environment built on containers and container orchestration tools. But most Service Mesh tools are besides very compl...

Your Tests Are Code, Too! • Achim Wiedemann • Devo...

youtube.com 1 rok temu How to make a test suite that doesn't suck (is fast, maintainable, valuable, focused, and safe). From the trenches of Bosch's fresh e-bike cloud backend. Tech stack utilized will be Kotlin, JUnit and Spring but most insights are language...

GeeCON 2023: Guy Royse - knowing Probabilistic Da...

youtube.com 1 rok temu There are 3 reactions to the title of this talk: - What the heck’s a probabilistic data structure? - UFO Sightings… wha? - 112,092 is an oddly circumstantial number. This is simply a talk about the first bullet point with...

GeeCON 2023: Asaf Mesika - OpenTelemetry Metrics: ...

youtube.com 1 rok temu OpenTelemetry Metrics is making a revolution both for microservices and libraries. I believe it is the most comprehensive metrics library always written. This talk will guide us through knowing OTel as a whole, proceed with OTel Metrics benefits, ...

Introducing Apache Pinot • Tim Berglund • Devoxx P...

youtube.com 1 rok temu When things get a small bit cheaper, we buy a small bit more of them. erstwhile things get cheaper by respective orders of magnitude, you don't just see changes in the margins, but fundamental transformations in full ecosystems. Apache...

GeeCON Prague 2022: Jakub Marchwicki - Caching bey...

youtube.com 1 rok temu First things first: erstwhile there is caching in the talk title, the celebrated quote from Phil Karlton must follow. So let's get this 1 out of the way: there are only 2 hard things in Computer discipline - cache...

GeeCON Prague 2022: Ron Veen - Modern Java: This i...

youtube.com 1 rok temu In this talk, I will you through all the awesome fresh stuff you can find in Java..I’ll show you actual usages of these fresh features so that you can start utilizing them in your task too.Come and see real-world...

GeeCON 2023: Jakub Marchwicki - Frameworks Unplugg...

youtube.com 1 rok temu Building a hello-world remainder example in spring-boot does not take more than a couple of minutes. ChatGPT generates it within seconds (including the maven files), and the example will most likely let you pass java programming 101. You can ask...

GeeCON 2023: Marton Kodok - Discover BigQuery ML, ...

youtube.com 1 rok temu With BigQuery ML, you can build device learning models without leaving the database environment and training it on massive datasets. In this demo session we are going to show common marketing device Learning usage cases of how to build,...

GeeCON 2023: Alina Yurenko - Supercharge your Nati...

youtube.com 1 rok temu You’ve most likely heard of GraalVM Native Image and how large it is for reducing startup time and memory consumption — but do you know how to usage it to the fullest in practice? In this hands-on session we’ll look...

GeeCON 2023: Sebastian Gebski - Unicorn's baby ste...

youtube.com 1 rok temu Startup's early days aren't easy: there are always besides many topics on your plate and everything is of the highest priority. As a first-time CTO you gotta choice your battles wisely - I'll effort to aid by sharing...

GeeCON 2023: Daniel Oh - Event-driven autoscaling ...

youtube.com 1 rok temu Kubernetes makes it possible to autoscale various business usage cases from web apps to mobile, IoT edge streaming, and AI/ML in more reliable and unchangeable ways. 1 caveat of Kubernetes autoscaling is based on hardware resource utilization (CPU...