Java

Immutability Against The device • Michał Płachta ...

youtube.com 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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 2 lat 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...

GeeCON Prague 2022: Markus Zimmermann - Rethinking...

youtube.com 2 lat temu In an perfect world, any code we compose would be tested in real time, letting us catch bugs on the fly to compose 100% correct code. Automated test cases can aid us decision closer to this ideal, keeping code...

GeeCON Prague 2022: Kelly Jille - Be ‘Mr. Miyagi’ ...

youtube.com 2 lat temu Mr. Who? too 1 of my childhood heroes, Mr. Miyagi is simply a fictional karate master from Okinawa, Japan, in the movie serie ‘The Karate Kid’. He was the karate mentor of respective people and made them worthy champions. I...

GeeCON Prague 2022: Thomas Sundberg - A testable a...

youtube.com 2 lat temu An application can only be tested successfully utilizing test automation and executable specifications if the architecture is testable. The tests must be fast, reliable, and offer good diagnosis precision. They must besides be easy to write, maintai...

GeeCON Prague 2022: Rudy De Busscher - Exploring J...

youtube.com 2 lat temu Testing applications is challenging due to the fact that repeatable tests require additional systems, specified as databases, in a circumstantial state. Despite the fact that Jakarta EE doesn't have any investigating specifications, you can execut...

GeeCON Prague 2022: Fawaz Ghali - Real-time Fraud ...

youtube.com 2 lat temu Fraud can be considerably reduced via speed, scalability, and stability. Investigating fraudulent activities, utilizing fraud detection device learning is crucial where decisions request to be made in microseconds, not seconds or even milliseconds...

GeeCON Prague 2022: Daniel Kec, Tomas Langer - Hel...

youtube.com 2 lat temu For rather a long time we were forced to make a choice - performance vs. simplicity. Either usage a complicated and performant reactive code, or usage simple, yet limited blocking approach. Thanks to task Loom in JDK, the paradigm...

GeeCON Prague 2022: Vladimir Oraný - Micronaut Lib...

youtube.com 2 lat temu Agorapulse is an early adopter of Micronaut, and since the first Micronaut function deployed, we besides started to open origin our helper libraries. These are the ones you most likely would like to usage in your projects. Gru for...

Czego Zespołowi Potrzeba do Szczęścia • Anita Przy...

youtube.com 2 lat temu Twój zespół nie dowozi? Nie możesz powiedzieć, że działa efektywnie? Ludzie nie mówią otwarcie o problemach? Ukrywają błędy? Boją się eksperymentować? Nie udzielają się na spotkaniach? Biernie czekają na polecenia? Nie chcą dzielić się wiedzą? Co jes...

Jak skrócić build korzystający z Testcontainers

softwaregarden.dev 2 lat temu Niektórzy ludzie narzekają, iż nie wykonują testów integracyjnych "ponieważ zajmują za dużo czasu". Dobrze, interakcja z rzeczywistymi zależnościami czasami nie może być skrócona, ale z pewnością istnieją sposoby na szybsze uruchamianie baz danych, b...

Toruń JUG #63 - "Daleko od agregatów, jak projekt...

youtube.com 2 lat temu "Daleko od agregatów, czyli jak projektować złożoną logikę odczytową" Masz "tylko" pobrać dane i odrobinę je wzbogacić w zależności od parametrów w bazie. Potem dokonać konwersji, przepakować i zwrócić. Niby to daleko od agregatu DDD - strażnika skom...

Toruń JUG #63 - "Spotting pure functions in I/O d...

youtube.com 2 lat temu "Spotting pure functions in I/O driven code" Przez długi czas mojej kariery pracowałem z systemami w stylu imperatywnym, które przede wszystkim bazują na I/O. Funkcyjne programowanie (FP) staje się coraz bardziej obecne w moim kodzie. Doszedłem do te...

Mythical Angular • Laurent Picard • Devoxx Poland ...

youtube.com 2 lat temu After a fewer years of development, I noticed that the land of the front-end is full of myths. It's problematic for us all. erstwhile we believe in myths we gotta fight back for facts. It's hard, it's painful,...

How to Boost Your Engineering Creativity and Produ...

youtube.com 2 lat temu Technology leaders frequently strive to build creative teams. However, nowadays it may be a challenging task to achieve, especially in a distributed workplace and a hybrid operational mode. Can Agile be the answer to this difficulty? Does the Agile....

Building Smarter Solutions With No Expertise In ML...

youtube.com 2 lat temu 40 years is the time it took for experts to scope the current level of device learning: surpassing conventional algorithms, neural network models can now realize text, image, audio, and video data. 4 to 40 hours is now enough...

Jupyter Notebook vs Classical IDEs: Do You gotta C...

youtube.com 2 lat temu Since they have been invented in 2014, Jupyter notebooks have sparked many debates and controverses. For some, they are the indispensable tool if you want to build a Data discipline product, as they enable you to rapidly research your...

Get Ready for Jakarta EE 10! • Ivar Grimstad • Dev...

youtube.com 2 lat temu Jakarta EE 9 lowered the barriers of entry and established a foundation for future innovation paving the way for Jakarta EE 10. With Jakarta EE 10, we introduced Jakarta EE Core Profile which targets smaller runtimes suitable for microservices....

Toruń JUG #62 - "JVM Iceberg... we need to go dee...

youtube.com 2 lat temu "JVM Iceberg... we need to go deeper" Pewnie każdy słyszał o Valhalli czy Loomie, ale: * czy mówią Wam coś Project Leyden, CRaC, Liliput czy Lanai? * wiecie, iż Java ma standard API dla uczenia maszynowego? * znacie narzędzia...

Configuring JVM Thread Pools for Optimal CPU Utili...

youtube.com 2 lat temu To make our programs run faster we make them concurrent. But then we forgot to make the concurrency work well. What's more, it's a bit of surprise to find out that adding more threads to the pool, not only...

Reactive Quarkus: Building Reactive Applications w...

youtube.com 2 lat temu Ever wondered how to compose reactive async code in Java? Quarkus makes it truly easy nowadays with RESTEasy Reactive and Hibernate Reactive. Unifying both imperative and reactive programming in single framework. First we'll explain the differences...

GeeCON Prague 2022: David Vlijmincx - Introduction...

youtube.com 2 lat temu Java 19 will preview 1 of the most anticipated features, virtual threads, and structured concurrency. It rethinks the way multithreading works in Java. It was born out of the thought that reactive Java is besides complicated and blocking threads....

Quarkus – luźne przemyślenia po 500h developmentu ...

jgardo.dev 2 lat temu W tym wpisie będą subiektywne odczucia odnośnie komfortu pracy z kodem. Dokładniej – skupię się na wsparciu dla reaktywności oraz porównaniu ze Spring Bootem. Reaktywność O ile główna część projektu nad którym pracuję jest blokującą i niereaktywna, o...

GeeCON Prague 2022: Erik Dörnenburg - Developer ex...

youtube.com 2 lat temu Moving user experience and client experience into the spotlight has made companies more successful. We're now seeing a strong interest in improving developer experience, too. 1 reason is efficiency. We want deliver more with the same improvement t...

Qwik: A No-Hydration Instant-on Personalized Web A...

youtube.com 2 lat temu Qwik is simply a fresh bread of frameworks with a goal of instant-on interactivity for your site even on low-power slow-network devices. Qwik is simply a resumable framework that starts its execution on the server and seamlessly transitions to execu...

Data Driven Business • Michal Bojko • Devoxx Polan...

youtube.com 2 lat temu For a business owner, a data-driven approach is simply a way to win in the market. For individuals, expertise in data-driven intelligence is simply a way to be the most demanded future employee. After Data Driven Business session, You will have...

Going Reactive with Helidon! • Tomas Langer • Devo...

youtube.com 2 lat temu Helidon is simply a brave, tiny but powerful opensource framework for writing microservices. And if you request get the maximum performance – making your apps reactive is the presently the best way to do it! In this session we will...

Diagrams as code 2.0 • Simon Brown • Devoxx Poland...

youtube.com 2 lat temu Diagrams as code is becoming a popular way to diagram software architecture, peculiarly for long-lived high-level documentation - compose the diagram origin in a text-based domain circumstantial language (e.g. PlantUML or Mermaid) or a programmin...

Java enum – wprowadzenie do typów wyliczeniowych

enterthecode.pl 2 lat temu Ostatnia aktualizacja 14 kwietnia, 2023 Ze względu na swoją elastyczność, enumy znajdują zastosowanie w różnych dziedzinach, takich jak…

Micronaut 3 & GraalVM Deep Dive • Graeme Rocher • ...

youtube.com 2 lat temu This session is for developers looking to go beyond the basics with Micronaut 3.0, a microservices and serverless framework for Java, Kotlin, and Groovy. Taking an extended look at how advanced features specified as dependency injection (DI), aspec...

Java – pytania rekrutacyjne i fragment kodu

enterthecode.pl 2 lat temu Ostatnia aktualizacja 12 kwietnia, 2023 Sprawdź o jaki fragment kodu może poprosić rekruter, oraz jakie pytania rekrutacyjne mogą…

Software's Organizational Structure Conway's Law i...

youtube.com 2 lat temu Conway's Law was defined in 1967, but its validity hasn't expired. It says that each organization copies its organizational structures into the created solution. This means that if the structure of the organization is not aligned to the problem,...

IntelliJ Debugger Tips & Tricks • Marcin Chrost • ...

youtube.com 2 lat temu IntelliJ Debugger Tips & Tricks • Marcin Chrost • Devoxx Poland 2022 Almost all Java developer uses IntelliJ debugger in everyday work – but are we taking advantage of the full possible of its features? Of course it is...

GeeCON 2022: Michał Szynkiewicz - Quarkus: Superso...

youtube.com 2 lat temu Quarkus makes it possible to compose Java applications ready to service requests in tens of milliseconds after start and occupying a fraction of memory utilized by conventional Java applications. It provides Dev mode to build applications with sc...