Java

Event-Driven Applications vs. Durable Execution in...

youtube.com 7 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 erstwhile building resilient distributed applications, event-driven applications and logs like Kafka have become 1 of the most popular choices. But in the fresh years...

Java on AWS - all the details that substance • Se...

youtube.com 7 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 AWS is tech stack-agnostic, period. But it doesn't mean engineers in Amazon didn't do anything to improve Developer eXperience (DX) for JVM programmers around the globe. L...

Toruń JUG #85 - "ArchUnit - Jak testy architektury...

youtube.com 7 miesięcy temu "ArchUnit - Jak testy architektury oszczędzają mi godziny code review i uczą zespół odpowiedzialności" Code review to nie miejsce na wyłapywanie naruszeń architektury - to można zautomatyzować. ArchUnit Ci na to pozwoli, to libka która weryfikuje reg...

Toruń JUG #85 - "Generatywne AI w rękach developer...

youtube.com 7 miesięcy temu "Generatywne AI w rękach developera – od inspiracji do działającej aplikacji" Zaczęło się od żartów i generowania obrazków… a skończyło działającą aplikacją. Podczas prezentacji zobaczysz, jak z pomocą generatywnego AI można przejść drogę od inspirac...

IntelliJ thought Tips & Tricks • Marit van Dijk •...

youtube.com 7 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Modern IDEs are rather complex. Even IDE developers say they sometimes discover fresh features only while reading the IDE's code. IntelliJ thought is packed with useful...

GeeCON 2025: Adam Warski - What is Functional Prog...

youtube.com 7 miesięcy temu Functional programming is here to stay. While it hasn't taken over the world, many of today’s popular programming languages have at least borrowed any of its concepts. But if individual asks you, "What is functional programming?"—would you be able...

GeeCON 2025 Olga Gupalo - From JVM to Native: The ...

youtube.com 7 miesięcy temu When billing costs in the cloud are based on resource usage, the general advice is simple: usage less. In this session, we’ll research how to build size-compact, cloud-native Java applications that are optimized for deployment in resource-constrain...

GeeCON 2025: Achim Wiedemann - The DNA of highly ...

youtube.com 7 miesięcy temu "Culture eats strategy for breakfast". That widely quoted statement, attributed to Peter Drucker, never truly spoke to me and I found it beautiful bland - until the day I was asked how we were actually able to pull it...

Brown Bag Lunch

softwaregarden.dev 7 miesięcy temu Zanim zacząłem pracować na pełen gwizdek jako developer advocate, nie spotkałem się z terminem BBL. Oczywiście samo przeczytanie tytułu tego wpisu zadaje kłam insynuacjom pewnych złośliwców, iż jest to wyłącznie termin medyczny. Okazuje się, iż nieko...

Web IDEs - Are Local IDEs Over? • Pavol Dudrik • D...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Can you imagine working without support for refactoring, code completion and another features of modern IDEs that we consider a must nowadays? If you are asking yourself ...

Ensuring reliability: message transportation in d...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Distributed strategy are like a game of Minesweeper, where unexpected failures lurk below the surface. How do we make certain you published this event, didn’t miss tha...

GeeCON 2025: Mads Opheim - How 15 years in politic...

youtube.com 8 miesięcy temu I've spent countless hours the last 15 years on politics. My claim is that it has made me a better programmer. Let me tell you how. any of the topics I'll go through: How a proof of concept sticks...

GeeCON 2025: Loic Magnette - Bridging the Gap: Ful...

youtube.com 8 miesięcy temu Working on web projects frequently means dealing with 2 separate environments —one for the backend and another for the frontend —each with its own ecosystem. Developers frequently encounter issues erstwhile dealing with their counterparts' ecosys...

GeeCON 2025: Tomasz Manugiewicz - The powerful car...

youtube.com 8 miesięcy temu 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 together and reflect on the strategies how to make...

ASCII to Unicode, what can possibly go wrong? • Ad...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 What is simply a character? What does "the dimension of a string" mean? How can I combine different scripts in 1 text? In the days of ASCII, the answers to these questio...

Beginner's guide to observability • Michał Niczypo...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 In this talk, I will go over different types of observability tools - logs, metrics, traces and events - and show how they can be applied in day-to-day work. Throughout th...

Attacking the supply chain - The miscreant's field...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Take a step into the planet of black hat hacking groups and follow them step by step through a supply chain attack. Software supply chain attacks have become alarmingly m...

GeeCON 2025: Marcin Chrost - Stream Gatherers - le...

youtube.com 8 miesięcy temu The concept of Stream Gatherers introduced as a permanent feature in JDK 24 naturally complements what was missing in the Java Stream API and is the biggest revolution in this area since JDK 8. It is so worth familiarizing...

GeeCON 2025: Mete Atamel - Avoid common LLM pitfal...

youtube.com 8 miesięcy temu It’s easy to make content with a Large Language Model (LLM), but the output frequently suffers from hallucinations (fake content), outdated information (not based on the latest data), and reliance on public data only (no private data). Additionally...

Lessons Learned from the 737 Max • Ken Sipe • Devo...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 There were 2 fatal crashes of the Boeing 737 Max in the fall of 2018 and spring of 2019 grounding the airplane world-wide and begging the question why? In the end, it com...

Coding Fast & Slow: Applying Kahneman's Laws to Im...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Embark on an breathtaking journey into the intersection of psychology, software development, and Developer Productivity Engineering (DPE) as we research how Nobel laurea...

A million orange sticky notes later • Alberto Bran...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 It started from frustration; it turned into a small experimentation that sparked a community of explorers. It branched into different formats, becoming an incredibly ver...

GeeCON 2025: Krzysztof Dębski - Collaborate with A...

youtube.com 8 miesięcy temu In this talk, we'll walk you through the process of building your first multi-agent system. We'll look at how autonomous agents can work together, collaborate, and be supervised to accomplish complex goals. We’ll discuss the applicable aspects of b...

GeeCON 2025: Bazlur Rahman , Syed M Shaaf - Java+L...

youtube.com 8 miesięcy temu AI is revolutionizing the software landscape. However, for many Java developers, integrating these powerful AI tools into existing enterprise applications or a fresh 1 can feel daunting. In this hands-on session, we'll demystify the process and sho...

Toruń JUG #83 - "Stop Making The Machine That Goes...

youtube.com 8 miesięcy temu "Stop Making The Machine That Goes 'Ping'! – Jak uwolnić zespół z pułapki maintenance’u" Maintenance pochłania w wielu organizacjach 40-75% czasu zespołów developerskich, skutecznie blokując dostarczanie nowych funkcjonalności. Problem narasta latami...

Toruń JUG #83 - "Sekrety System Design Interview" ...

youtube.com 8 miesięcy temu "Sekrety System Design Interview – zaprojektuj swój sukces w rozmowie rekrutacyjnej" System Design Interview staje się coraz częstszym elementem rozmów kwalifikacyjnych na stanowiska inżynierskie w firmach technologicznych. Jako coś stosunkowo nowego...

Worth a Million Arguments • Venkat Subramaniam • D...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Should we usage Spring, Quarkus, or Micronaut. Angular, React, or View. Dynamic, static, or mixed typing? Functional or... will this method give better performance? Each ...

Dockerfiles, Buildpacks, Jib - best way to run Jav...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 A typical workflow in a modern software dev task frequently looks like: Build code, put the built artifact into a container image, put the container image into a registr...

Git - Graph-based Increments Tracker • Mateusz Łyc...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Have you always wondered what happens to Git commits erstwhile they vanish from "git log" after you do "git reset"? Or why branches are so light and so fast to create...

GeeCON 2025: Nicolas Frankel - End-to-End Pull Req...

youtube.com 8 miesięcy temu As applications increasingly trust on Kubernetes for deployment, ensuring seamless integration and end-to-end investigating during pull requests is crucial. This talk dives into the applicable steps of building a robust CI/CD pipeline that mirrors...

GeeCON 2025: Michał Gwarzynski - The Art of Trade-...

youtube.com 8 miesięcy temu The strategy for marketing automation which we build in Allegro presently handles more than 25 000 incoming events. We had to make tough decisions in order to deliver fresh features and overcome performance bottlenecks. I will tell about our...

GeeCON 2025: Li Haoyi - Faster Java Builds with th...

youtube.com 8 miesięcy temu Mill is an open-source JVM build tool 4-10x faster than Maven and and 2-4x faster than Gradle for common workflows. With automatic caching, extended parallelism, and easy extensibility, Mill allows you to effectively build large Java projects even a...

Writing another burden test tool? What a stupid i...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 erstwhile we started our company and got our first large customer, we had to choose between JMeter, SilkPerformer and LoadRunner. 1 was besides limited and the other...

Gemini, Google's Large Language Model • Guillaume ...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 Gemini is the Large Language Model (LLM) powering Bard, but you can besides usage its API through Google Cloud and integrate it into your applications. Gemini offers dif...

GeeCON 2025: Marton Kodok - AI Agents with Gemini ...

youtube.com 8 miesięcy temu You will learn how to decision beyond simple LLM calls to build intelligent agents with Gemini 2.0. Learn how function calling, structured outputs, and async operations enable complex agent behaviour and interactions. Discover how to make purpose-...

GeeCON 2025: Vadzim Prudnikau - incorrect and Use...

youtube.com 8 miesięcy temu Are you satisfied with the domain model in your project? Do you find it sometimes overcomplicated? Is making changes to it a challenging task? Does a part of your business logic be in remainder controllers and large service classes?...

Architectural Principles: Building Foundations of ...

youtube.com 8 miesięcy temu Subscribe to our channel: https://youtube.pl/c/DevoxxPoland?sub_confirmation=1 In the realm of architecture, principles form the bedrock upon which innovative and enduring designs are crafted. This presentation delves into the core architectural prin...

2025 - Sohan Maheshwar - How Google built a Consis...

youtube.com 9 miesięcy temu Google Zanzibar is the singular authorization service that powers permissions and sharing across all Google properties, including Docs, YouTube, and Cloud IAM. Creating a consistent, global-scale authorization system that can process "more than 10 mi...

2025 - Mike Wojtyna - Archetypes - your secret sup...

youtube.com 9 miesięcy temu Imagine jumping into a new project. In a very short time you start asking meaningful questions, understand the business, and model it correctly. Somehow you just feel what’s right. You manage to solve some of the problems the team...

2025 - Sebastian Buczyński - Czy jesteś śrubokręte...

youtube.com 9 miesięcy temu Mimo tego, iż Inżynieria Produktu zyskuje popularność, nie jest wcale łatwo wywierać realny wpływ na projekt. Same umiejętności czy nastawienie potencjalnego Inżyniera/Inżynierki Produktu to za mało. To procesy wytwarzania systemu w firmach zamykają ...

2025 - Witold Sieński - Skalowanie projektu mobiln...

youtube.com 9 miesięcy temu Opowiem, jak zespół rozrósł się z 8 do 70 deweloperów mobilnych oraz jak udało się stworzyć szeroki portfel produktów dostępnych w jednej aplikacji. Prezentacja będzie prowadzona w konwencji gry RPG, z licznymi odniesieniami do świata gier. Poruszę n...

2025 - Matej Nedic - Why today, more then ever you...

youtube.com 9 miesięcy temu In this talk, we’ll dive into what it really takes to build resilient, efficient systems both on-prem and in the cloud. Too often, teams prioritize “just make it work” over thoughtful design, leading to brittle architectures and rising costs....

2025 - Mateusz Łyczek - 20 lat mineło - czego może...

youtube.com 9 miesięcy temu Git narodził się 20 lat temu z praktycznej potrzeby. Pod wieloma względami był projektem nowatorskim w "tamtych czasach" (czy to było już na tyle dawno, iż można tak powiedzieć? ;-) ), a potem zawojował świat. Czy dziś, dokładnie 20...

2025 - Artur Skowronski - Czy warto uruchamiać Jav...

youtube.com 9 miesięcy temu Co się wydarzy, kiedy wrzucisz do kotła trendy ostatnich lat, takie jak oszczędzanie pieniędzy ("cloud spending optimization", jak nazywają to profesjonaliści), sustainability (jak nazywają to firmy budujące reaktory atomowe do napędzania trenowania ...

2025 - M. Chrzonstowski - Serwery, OAuth Client, S...

youtube.com 9 miesięcy temu Ostatnio w rozwijanym systemie wewnętrznym pojawiły się "nietypowe" wymagania - uwierzytelnianie i autoryzacja. Implementację przypisano mojemu zespołowi, co było dobrą okazją do odświeżenia sobie kilku pojęć, OAutha oraz do skorzystania z podprojekt...

2025 - Bartosz Rogowicz - Would Your System Surviv...

youtube.com 9 miesięcy temu Running real-time quizzes for millions of players worldwide puts serious pressure on the backend. In this talk, I’ll walk through how we’ve scaled Kahoot as it grew — from a well-designed monolith that served us reliably, to a gradual...

2025 - M. Łukasik - Monolith to Microserv. at 20M+...

youtube.com 9 miesięcy temu This presentation explores the unique challenges of migrating a monolithic application to microservices under extreme scale and strict latency requirements. As a leading ad re-targeting company operating in over 70 countries, RTB House processes Exab...

2025 - Jakub Nabrdalik - Simplify your architectur...

youtube.com 9 miesięcy temu We tend to overcomplicate things especially when we learn them. Your friend comes back from a conference with shiny new ideas and the next day you wake up with event driven architecture for communication, event sourcing for persistence, domain...

2025 - Sławomir Sobótka - Archetypy modelowania bi...

youtube.com 9 miesięcy temu W trakcie prezentacji zobaczysz dwa systemy realizujące te same wymagania. Przyjrzymy im się z punktu widzenia: modularyzacji, kodu warstwy aplikacyjnej i kodu warstwy bogatego modelu dziedzinowego. Architektura pierwszego będzie oparta o naiwną anal...

2025 - Naveen Mareddy - Advanced Observability Str...

youtube.com 9 miesięcy temu Managing media workflows at the Netflix scale is both thrilling and daunting. With millions of workflow executions across hundreds of types and over 500 million CPU hours consumed quarterly, costs can skyrocket, and encoding issues can disrupt the st...