Java

Monolog Hamleta w Javie

poszwa.blogspot.com 6 godzin temu Sam nie bardzo lubię tekstów AI, chyba iż w języku programowania :) Hamlet.java Hamlet.java · dk.elsinore package dk.elsinore; public final class Hamlet implements Runnable { static class SlingsAndArrows extends RuntimeException {} static class Con...

Wielowątkowość | "Thread Pool i czas czekania w ko...

youtube.com 3 tygodni temu 📌 "Thread Pool i czas czekania w kolejce: Bottleneck, którego choćby AI nie znalazł." Wiele różnych systemów zachowuje się zaskakująco podobnie: działają na wątkach lub pulach wątków, wysyłają żądania HTTP w trybie blokującym lub nieblokującym oraz p...

Koszt w systemach legacy | "Zmiana pod presją (.....

youtube.com 3 tygodni temu 📌 "Zmiana pod presją: dlaczego koszt zmiany rośnie i jak go zatrzymać." „Legacy” często kojarzymy z wiekiem systemu albo przestarzałą technologią. W praktyce problem zaczyna się gdzie indziej: w rosnącym koszcie zmiany. Pod presją dostarczania pow...

GeeCON 2026: Tomer Gabel - Mob Rules, or: how I le...

youtube.com 1 miesiąc temu Love it or hatred it (usually the latter), method debt is inherent in any long-term engineering effort. Not just software: if you think the Boeing 787 doesn't contain decades-old legacy components, you may be an incurable optimist. Good on...

Live Coding: SDP | "Spark Declarative Pipelines (A...

youtube.com 1 miesiąc temu 🧱 Jak budować nowoczesne potoki danych? Chcesz zobaczyć, jak w praktyce projektować nowoczesne potoki ETL (zarówno batchowe, jak i streamingowe) przy użyciu najnowszych rozwiązań? Obejrzyj nagranie z Toruń JUG #87! Jacek Laskowski, ekspert inżynierii...

Czy AI nas zastąpi? | "Historia prób wytępienia pr...

youtube.com 1 miesiąc temu 🤖 Czy AI zastąpi programistów? W marcu 2025 roku w Davos padła odważna deklaracja: w kilkanaście miesięcy programiści przestaną być potrzebni. Czy sztuczna inteligencja faktycznie zlikwiduje ten zawód? Obejrzyj prelekcję Mariusza Strzeleckiego z Toru...

Things I wish Datomic had: Map values

blog.danieljanus.pl 2 miesięcy temu Whence this postJEP 401 – a proposal to add value classes to Java – has been crystallizing for almost six years now, but I only learned about it this morning. I skimmed it, nodding along to myself as I...

Google po cichu instaluje nową aplikację na waszyc...

img.android.com.pl 2 miesięcy temu Pierwsi użytkownicy powoli zauważają nową aplikację Google na swoich telefonach. I nie jest to raczej dobra wiadomość. Program wprowadza zapowiadane przez korporację mechanizmy kontroli, które utrudnią instalowanie aplikacji spoza środowiska domyślne...

Toruń JUG #88 - "Blue Green Deployment w zarządza...

youtube.com 2 miesięcy temu "Blue/Green Deployment w zarządzaniu klastrem Kubernetes – mniej ryzyka, mniej przestojów" Aktualizacja klastra Kubernetes, wdrażanie nowych funkcji czy zmiany w konfiguracji zawsze wiążą się z ryzykiem. Testowanie zmian na niższych środowiskach może...

Toruń JUG #88 - "From Edge to Gateway: architectin...

youtube.com 2 miesięcy temu "From Edge to Gateway: architecting your OpenTelemetry Collector deployment" As OpenTelemetry adoption scales, the Collector quickly becomes your observability backbone. But deploying it effectively means answering two critical questions: what exactl...

Toruń JUG #87 - "Językoznawcze supermoce programis...

youtube.com 2 miesięcy temu "Językoznawcze supermoce programisty" Podobno nazywanie rzeczy to jeden z największych problemów programistów. Chciałbym przyjrzeć się temu twierdzeniu i zastanowić dlaczego tak jest. Czy możemy coś z tym w ogóle zrobić? Czy to brak słownictwa, braki...

Busy Developer's Guide to Rust • Ted Neward • Devo...

youtube.com 2 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Rust is simply a fresh systems-level programming language that aims to supply better safety by requiring stronger programmer control over allocated memory and pointers. ...

AWS IAM w praktyce – role, polityki i Spring Boot

uprogramisty.pl 2 miesięcy temu Wstęp Pewnie nieraz widziałeś w czyimś kodzie – albo, co gorsza, w publicznym repo na GitHubie – wklejony na sztywno Access Key i Secret Key do AWS. Działa? Działa. Do pierwszego wycieku. A potem ktoś znajduje te klucze, stawia sobie za nie farmę do ...

Performance monitoring - Krzysztof Michalak

youtube.com 2 miesięcy temu Meetup: https://www.meetup.com/wroclawjug/events/314751898/ Temat: Performance monitoring: dlaczego średnia latencja kłamie i czego nie mówią metryki o Twoim systemie Abstract: Dashboard świeci się na zielono, średnia latencja wygląda dobrze, CPU nie...

The Power of quiet engineers • Tomasz Manugiewicz ...

youtube.com 2 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Stephen Hawking utilized to say that quiet people have the loudest minds. Do you agree? I do and I do think that your impact is immeasurable. Let's think through it toget...

Keep Your Dependencies in Check • Marit van Dijk •...

youtube.com 2 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 If Log4Shell, Spring4Shell, etc. have taught us anything, it's that we request to keep our dependencies up to date. But updating our applications can take quite a few ti...

Is Loom truly the future of enterprise Java? • Ma...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 task Loom, or virtual threads, promised fast, lightweight user-space threads that are very inexpensive to block. While this is true, everything in life comes at a price....

323. WJUG - Michał Domagała – „Onion Architecture ...

youtube.com 3 miesięcy temu Nagranie 323. spotkania Warsaw Java User Group z 08.04.2025 https://www.meetup.com/warszawa-jug/events/306982580 Na prezentacji opowiem skąd się wzięła architektura Onion, jakie są jej główne zasady i zademonstruję cztery przykłady aplikacji zbudowan...

323. WJUG - Damian Kamyszek - „Wrażliwe, Stabilne ...

youtube.com 3 miesięcy temu Nagranie 323. spotkania Warsaw Java User Group z 08.04.2025 https://www.meetup.com/warszawa-jug/events/306982580 Czy masz wrażenie, iż Twoje testy jednostkowe nie wykrywają błędów? Czy wciąż narzekasz na ich pracochłonność przy każdej zmianie funkcjo...

Logging Considered Harmful? • Sebastian Daschner •...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 1 thing that enterprise Java applications have in common, regardless of their framework, is that they produce logs — allegedly human-readable lines of strings that aim to...

Project Panama. Building better Java ecosystem wit...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 JDK 22 is here, task Panama is simply a fresh hot topic, as was Loom in JDK 21, and it's time to quit your customized JNI code and replace it with something entirely f...

Can you truly hack your mind? Ways to make your b...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Looking for ways to improve your brain is simply a reasonably common interest among IT professionals. Between the pressures of needing to learn fresh things, fears of ag...

The Real DDD: Delusion-Driven improvement • Mateu...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 fresh changes in the software improvement manufacture - like the widely discussed “death of agile” and massive layoffs in tech companies - may propose that there is s...

The model-code gap • Simon Brown • Devoxx Poland 2...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 erstwhile we're having an architecture discussion, we'll talk about abstractions, utilizing terms like "component", "module" and "layer". These abstractions reflect our ...

Going AOT: Everything you request to know about ...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 In the past fewer years GraalVM got widely adopted by the Java ecosystem, and even more more since Native Image becoming officially supported since Spring Boot 3.0. Now i...

Extreme Modelling Patterns • Alberto Brandolini • ...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Lessons learned from modelling in a CQRS/ES environment. From the evergreen heuristics for aggregate boundaries to layered state machines and cross-bounded contexts visual...

Fast and Glorious: Crafting Elegant Java with LLMs...

youtube.com 3 miesięcy temu Can LLMs make experienced Java developers 10x more productive without sacrificing code quality? Let's find out. 🚀 Trójmiasto JUG #151 🎤 Adam Bien "Fast and Glorious: Crafting Elegant Java with LLMs" #slideless #livehacking Large Language Models have ...

Web applications for Java developers - Marcin Głow...

youtube.com 3 miesięcy temu Can Java developers build modern web applications without learning frontend frameworks? Let's find out. 🚀 Trójmiasto JUG #151 🎤 Marcin Głowacki "Web Applications for Java Developers" Are backend developers doomed to battle with the frontend? Or perha...

Event-driven systems without pulling your hair out...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 IT is changing dynamically and frequently unpredictably. Whether we like it or not, 1 trend remains constant - the level of abstraction is constantly rising. The vast ma...

OpenTelemetry Automatic Instrumentation • Steve Fl...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Manually instrumenting an application to make traces, metrics, and logs is hard work. Take, for example, manually adding distributed tracing to an application. You requ...

Platform Engineering: jak uniknąć powrotu do roku ...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 W mojej prezentacji zabiorę Was w fascynującą podróż: od zamkniętej w "wieży z kości słoniowej" platformy do świata, gdzie Platform Engineering staje się motorem innowacji...

Is GraalVM the cure for serverless Java's ills? • ...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Nowadays, cloud improvement is considered a standard in the modern application improvement planet and along with it, utilizing serverless functions for performing quick...

Introduction to Ambient Mesh • Abdel Sghiouar • De...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Service Mesh is becoming a key component in the Cloud Native world. It allows dev and Ops teams to connect, secure, and observe applications without mixing business logic ...

Multithreading Dragons: STM and Structured Concurr...

youtube.com 3 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Concurrency in Java is simply a immense and scary part of the language. Many programmers effort to avoid this dragon's land. However, I invitation you to take a tour o...

Unmask hidden JVM app issues w/Observability super...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Struggling to debug latency, pinpoint bugs, or realize app behavior? This talk equips you with the eventual Observability toolkit for your JVM-based application! Discove...

The Good, The Bad and The Ugly of AI in safety • ...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 It’s no news that AI is an accelerator of everything, unfortunately at this point it doesn’t make the difference between right or wrong. In this presentation we’ll navigat...

Going beyond ORMs • Andres Almiray • Devoxx Poland...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 For any time now JSON has been the preferred format for exchanging data between client (browsers) and servers. frequently times developers had to configure data marshall...

Relevance of Unix doctrine in Modern Architectura...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 In today's rapidly evolving scenery of technological innovation, there's a tendency to overlook established principles in favour of reinventing the wheel. This session...

Data Privacy in the Age of large Data • Nabeel Sa...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 In the era of large data, where organizations like Splunk harness vast amounts of information to drive insights and innovation, the imperative to keep data privacy has n...

How to build cross-functional, hybrid teams in IT ...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Did you always wonder how any tech teams just seem to do amazing stuff, like they've got superhero powers? They just click and produce amazing things whether they're in ...

GeeCON 2025: Tomasz Sikora - Scaling Agile Teams: ...

youtube.com 4 miesięcy temu As organizations grow, managing multiple agile teams becomes increasingly complex. A well-structured matrix model ensures scalability while maintaining autonomy and cross-team collaboration. This talk will explore: How to structure squads, chapters, ...

GeeCON 2025: Ron Veen - Java 25: Unleashing the Po...

youtube.com 4 miesięcy temu Java 8 introduced Streams in 2014, revolutionizing data processing. While incremental improvements have followed, Java 24 marks a crucial leap forward. This session will explore: Stream Gatherers: A powerful fresh feature enabling more sophisticat...

How Do You Query a Stream? • Tim Berglund • Devoxx...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 So you've embraced Apache Kafka as the core of your data infrastructure, embracing event-driven services that communicate with each through topics, integrate with legacy s...

Bootiful Kubernetes Operators • Tiffany Jernigan •...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 You know what's fun? Automating the always livin' heck out of infrastructure! Slaying that YAML! Nobody wants to painstakingly build something and then spend weeks trying...

XR Demystified: Separating Facts from Fiction in 2...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 "XR Demystified: Separating Facts from Fiction in 2024" is simply a thought-provoking talk aimed at software developers who have witnessed the highs and lows of Extended R...

GeeCON 2025: Jaroslav Tulach - Functional Programm...

youtube.com 4 miesięcy temu I am programming (for) the JVM for a long time. I have seen quite a few conferences and tons of Java programmers and I can guess what they are curious in and what they need. nevertheless during the last...

GeeCON 2025: Victor Gamov - Stream Processing As Y...

youtube.com 4 miesięcy temu You were tasked with building a real-time platform, but conventional tools couldn’t handle the massive data streams, leading to lagging performance and frustrated users. Deadlines were looming, and the squad needed a breakthrough. And erstwhile y...

GeeCON 2025: Natan Silnitsky - Reinventing Microse...

youtube.com 4 miesięcy temu Scaling microservices presents crucial challenges—increased costs, complex upgrades, and inter-service communication overhead. At Wix, we faced these issues as our microservices grew to thousands. Enter Single-Runtime: a solution blending the flexi...

Gemini Code Assist - How much of your code can LLM...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Large Language Models (LLMs) have demonstrated remarkable capabilities in various domains, including code generation. This presentation explores the possible of LLMs to r...

Signals vs respond Hooks: conflict for Clean Cod...

youtube.com 4 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 ⚛️ Hooks brought a wave of innovation, but we rapidly found ourselves writing code that was hard to read and inefficient due to its structure. Signals appear as a near-...