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Frequently Asked Questions
Yes! Check out systems events happening today here. These are in-person gatherings where you can meet fellow enthusiasts and participate in activities right now.
Discover all the systems events taking place this week here. Plan ahead and join exciting meetups throughout the week.
Absolutely! Find systems events near your location here. Connect with your local community and discover events within your area.
Systems Events Today
Join in-person Systems events happening right now
RubyZG March meetup @ BIZkoshnica
Hello Rubyists!
This month, we're turning our attention to AI and the many ways it's already changing how we work and build with Ruby and Rails.
Our meetup will have 3 shorter talks so we can get more perspectives how different developers and companies use AI.
A big thank you to [RubyCentral](https://rubycentral.org), in partnership with [GitHub](https://github.com), for making this event possible and for graciously covering the cost of the venue. Their support helps us keep events like this going.
After the talks, we'll keep the evening going with the unofficial part of the meetup at the nearby cafe, so stick around for a drink and continue the conversation.
See you at BIZkoshnica!
\*\*\*
**Keeping AI Agents in a Sandbox**
by [Marko Avlijaš](https://www.linkedin.com/in/marko-avlijas/)
This talk is about building a safer environment for AI agents. Since an LLM agent cannot be fully trusted, the goal is to limit what it can access and what damage it can do. The agent runs inside a Firecracker microVM and a Podman container, with access only to approved data and services.
The talk will also give a simple overview of isolation in containers and virtual machines. It will cover the basic ideas behind namespaces and cgroups, touch on past escape vulnerabilities, and explain how auditing can help detect suspicious behavior.
**To vibe, or not to vibe, is that the question?!**
by [Iskren Nemet](https://www.linkedin.com/in/izkreny/)
As it is almost impossible to hide from the AI tsunami, what can you do if you actually want to learn fundamental and advanced programming techniques, and not just be another AI agent shepherd? Let's pair up with Socrates and examine together what options are on the table and how we can use them inside our Ruby and Rails world via VS Code, the most standard and popular code editor today, and its AI fellow: GitHub Copilot.
**Wanna upgrade your agent flow?**
by [Fran Zekan](https://www.linkedin.com/in/zekan/)
We all probably tried some form of Copilot AI autocomplete, most of us probably at least tried agents. But what about those mythical "10/20/50x speed improvements"? How do you "spend $1000+ in token in a month"?. "How is this actually helping you"? The goal of this talk is to show a couple of tricks / hacks for how to use agents to work *smarter.*
🌸Turn Thursday into Small Friday: Zagreb’s International Meetup🌍
Zagreb language and culture exchange meetup. Chat in many languages, meet new people and plan adventures together.
Hey everyone! 👋
As spring arrives in Zagreb and the city wakes up again, we’re keeping Thursdays social with **Small Friday International Zagreb** ([SFIZ.FUN](https://sites.google.com/view/smallfridayinternationalzagreb/)) a relaxed international meetup where locals, expats, Erasmus students and travellers gather to chat, exchange languages, share stories and plan the next adventure.
Think of it as Zagreb’s global living room with lively conversations, and that moment when a random Thursday evening decides to surprise you. ✨
Whether you’ve just arrived in Zagreb, been here a while, or live around the corner, you’re very welcome.
📍 **When & Where**
📍 **The Beertija**
Pavla Hatza 16, Zagreb
🕗 **Every other Thursday from 8PM**
✨ Free to join: simply grab a drink and support our host bar 🍺🎸
✨ Open to everyone: all ages, backgrounds and language levels
💬 **What Happens at [SFIZ.FUN](https://sites.google.com/view/smallfridayinternationalzagreb/)**?
Expect a relaxed, social atmosphere where conversations flow naturally.
🗣️ La**nguage Exchange**
English, Croatian, Spanish, French, German, Italian, Ukrainian, Russian… and often more.
🌍 **Cultural Exchange**
Locals, expats, travellers and Erasmus students sharing stories, experiences and perspectives.
🤝 **New Connections**
Real conversations, genuine laughs, and the occasional new friend.
📅 **Weekend Planning**
People often end up planning hikes, concerts, trips, festivals or nights out together.
No formal structure, no pressure, just people meeting people.
🌸 **Why Join in Spring?**
Spring is when Zagreb truly comes alive.
Magnolia trees bloom across the city, café terraces fill with conversation, and longer sunny days invite people outdoors. Locals stroll through parks, cycle along the Sava, run around Jarun and Bundek lakes, or escape to the nearby Medvednica mountain for hikes and views above the city.
At the same time, Zagreb’s cultural calendar blossoms with exhibitions, concerts, festivals and theatre performances, while markets like Dolac overflow with seasonal produce: asparagus, wild garlic, strawberries and fresh flavours of the season.
It’s the perfect time to meet people and explore the city together.
And many of those plans begin right here, at [SFIZ.FUN](https://sites.google.com/view/smallfridayinternationalzagreb/). 🌍
🍺 **Why The Beertija?**
Because it’s more than a bar, it’s our headquarters.
Expect:
🌿 leafy terrace vibes
🎸 rock-inspired atmosphere
🍺 excellent beers
🛋️ relaxed living-room energy
🚭 non-smoking indoor space
It’s the kind of place where you pop in for one drink and suddenly realise the evening flew by.
💡 **First-Timer Tip**
If it’s your first time:
👋 arrive early
🙂 smile and say hello
💬 jump into a conversation
Everyone was new once and that’s how all starts.
🌍 **Join the Crew**
[SFIZ.FUN](https://sites.google.com/view/smallfridayinternationalzagreb/) is a community built by the people who show up.
So if your Thursday evening could use a little more conversation, laughter and international energy, come by and join us.
Bring a friend if you like, or come solo and meet new ones.
✨Ditch the screen, grab a drink, meet the world🌍
See you on Small Friday! 🍻
**SFIZ Crew**
P.S. Spread the word
https://sites.google.com/view/smallfridayinternationalzagreb
🔎 **How to Spot Us**
New here? Best trick is to swing by right at the start, that’s when it’s easiest to find the crew and jump straight in, or ask the bar staff about the event ✨
Need quick updates or can’t see us straight away? No worries, our [WhatsApp group](https://sites.google.com/view/smallfridayinternationalzagreb/faq/sfiz-whatsapp-guide-keeping-it-fun-and-respectful) is where you can ask quick questions.
💖 #ZagrebGlobalMingle 💖
AWS User Group Venezia #14 - FullStack e CloudComputing
Carissimi, proseguiamo il nostro viaggio per parlare di **#AWS** !
Ci troviamo in **#presenza giovedì 26 marzo alle ore 19:00**.
L'incontro si terrà presso il[ Coworking Mestre](https://www.google.com/maps/search/?api=1&query=45.480717%2C%2012.250518), in via Torino 135, di fronte al NH Laguna Palace Hotel. E per chi non potesse raggiungerci, si terrà anche in **#streaming** su [YouTube](https://www.youtube.com/watch?v=BGmyMViYBfY).
La scaletta prevede due speech seguiti da discussione ciascuno.
🗣 [Federico Parezzan](https://www.linkedin.com/in/federico-parezzan/), ci parlerà di come sia semplice fare app in **#Flutter**, con un approccio **#CodeFirst**, sfruttando **#AWSAmplify** e **#CloudSandbox** per uno sviluppo **#Fullstack** in tempi record ! A seguire 🗣 [Salvatore Caputi](https://www.linkedin.com/in/salvatorecaputi/), ci racconterà di come gestire processi lunghi con **#AWSBatch** nel mondo del **#CloudComputing** !
👥 Poi ci sposteremo per \( 🍸 \| 🍺 \) & \( 🍕 \| 🍔 \) e **#networking** !
E come sempre, proponete[vi per] argomenti e/o location con il [Form Google](https://forms.gle/1JdE6YWPbo6phuLe8) o direttamente nel canale Telegram !
StemKA - od učionice do konferencije & Kozmos na karlovački način
Netko je jednom rekao - jedini pravi programeri su matematičari i fizičari - pa nas programere veseli ugostiti Antoniju Capan profesoricu savjetnicu matematike, Zrinku Tomašković, profesoricu matematike i Josipa Karasa, profesora fizike.
**STEM obrazovanje** sve je važnije za razvoj vještina potrebnih u svijetu koji se brzo mijenja. No kako ono izgleda u praksi – *u učionicama, projektima i radu s učenicima*?
Od Antonije Capan ćemo iz prve ruke naučiti o aktivnostima karlovačkih nastavnika koji koriste integrirani pristup učenju kroz praktične projekte, učenju rješavanjem stvarnih problema i kreativnom radu s učenicima, kakvi se STEM projekti provode u karlovačkim školama, koje se digitalne i edukacijske alate koristi u nastavi i koje dobre prakse potiču kritičko razmišljanje i samostalno istraživanje učenika.
Antonija je s kolegicama i kolegama pokrenula i *StemKA konferenciju*, koja u Karlovac dovodi izvrsne predavače i primjere inovativnog rada u obrazovanju. Govorit ćemo i o iskustvu organiziranja takvog događaja te o tome kako se oko STEM-a gradi lokalna zajednica.
U predavanju će se također osvrnuti na aktualna istraživanja o stanju STEM obrazovanja, izazove poput nedostatka nastavnika te inicijative koje kroz rad udruga pokušavaju unaprijediti sustav. Razgovarat ćemo i o novom nastavnom kurikulumu povezanim s *umjetnom inteligencijom*, u čijoj izradi Antonija sudjeluje.
Ako vas zanima kako izgleda **STEM obrazovanje iz prve ruke** – i kako možemo potaknuti nove generacije na *znanost, tehnologiju i kreativno razmišljanje* – **pridružite nam se**.
\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-
Zrinka i Josip pozvat će nas u **“Kozmos na karlovački način”** i pokazati kako približiti *svemir* u učeničke klupe, te kako u praksi objašnjavaju *odnose planeta u Sunčevom sustavu*.
\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-
**Antonija Capan**
Magistra edukacije matematike, učitelj savjetnik u Osnovnoj školi Grabrik te predsjednica udruge stemKA - udruge za popularizaciju znanosti. Sudjeluje u radnoj skupini za izradu nacionalnih ispita te u izradi kurikuluma vezanih uz primjenu umjetne inteligencije u školama. Idejna je začetnica i organizatorica natjecanja nauMATiKA, međunarodne STEM konferencije stemKA i projekta „Sat za znanost“.
**Zrinka Tomašković**
Profesorica matematike zaposlena u Gimnaziji Karlovac od 2008., gdje je ponovno uvela nastavu nacrtne geometrije. Aktivno sudjeluje u organizaciji brojnih matematičkih natjecanja i događanja za učenike. Suorganizatorica je regionalnog natjecanja nauMATiKA, STEM konferencije stemKA i projekta „Sat za znanost“. Bavi se popularizacijom matematike, objavljuje stručne materijale te od 2024. ima zvanje profesor mentor.
**Josip Karas**
Magistar edukacije fizike koji od 2022. radi kao učitelj fizike u više osnovnih škola i srednjih škola u Karlovačkoj županiji. Sudjeluje u organizaciji STEM konferencije stemKA i projekta „Sat za znanost“ te vodi radionice za popularizaciju znanosti među učenicima. Aktivno je uključen i u sportske i planinarske aktivnosti kroz rad u atletskom i planinarskom društvu.
Thomas Künneth: Climbing the Codeberg
Hallo liebe Java User Group Mitglieder!
Diesmal haben wir Thomas Künneth mit seinem Talk zum Thema "**Climbing the Codeberg - Some Developer's Thoughts on Leaving GitHub**" zu Gast.
Wir freuen uns euch zu sehen (virtuell oder vor Ort).
* 17:45 Uhr: Einlass
* 18:15 Uhr: Talk
* ab 19:00: Ausklang des Abends
Dank an [codecamp:n](https://www.codecamp-n.com/) für Location, Bier und Pizza!
\-\-\-
As developers increasingly prioritize privacy, digital sovereignty, and true open-source values, many are questioning their reliance on corporate-owned platforms like GitHub. Enter Codeberg—a community-driven, non-profit Git hosting platform funded by donations and powered by Forgejo. But is the grass really greener, and how difficult is the transition?
In "Climbing the Codeberg," we’ll explore both the philosophical motivations and the practical realities of leaving GitHub. Walking through a firsthand developer's journey, this talk will guide you through the process of establishing your code’s new home and taking back control of your workflow.
In this session, we will cover:
* The "Why": Understanding the fundamental differences in philosophy and legal structure between a corporate-owned giant and a non-profit, community-led alternative like Codeberg.
* Safe Migration Strategies: Step-by-step insights on migrating repositories (including metadata like issues and releases), proving your identity via Mastodon, and utilizing "tombstoning" techniques to avoid critical security risks like namespace hijacking on your old GitHub account.
* Restoring Automation: Leaving GitHub doesn't mean leaving CI/CD behind. We'll dive into leveling up your new environment by setting up local Codeberg Actions runners, exploring both containerized (Docker) approaches and host-level (act_runner) configurations for architectures like Apple Silicon.
Whether you are ready to make the full leap to a community-owned forge or simply want to explore what true digital sovereignty looks like, this session will equip you with the tools, commands, and insights needed to successfully summit the Codeberg.
\-\-\-
Dein Vortrag bei der Java Usergroup Nürnberg!
Hast du dich in letzter Zeit in deinem Projekt oder privat mit einem interessanten Thema beschäftigt? Vermutlich ist das nicht nur für dich selbst interessant! Hast du Lust, selber einmal einen Vortrag bei der Java-Usergroup Nürnberg zu halten?
Wir sind nicht nur auf Java-Themen fokussiert, sondern beschäftigen uns gern mit und um alles über Software Entwicklung und IT.
Wir wollen bei der JUG nicht nur bekannten Speaker\*innen eine Plattform geben und die neuesten State-of-the-Art Technologien vorstellen. Wir freuen uns auch besonders, wenn wir Themen aus unserem technologischen (Arbeits-)alltag Raum geben zu können. Melde dich gerne bei uns, wenn du dazu Lust hast, wir geben wenn gewünscht gerne auch Hilfestellung bei der Vorbereitung!
Systems Events This Week
Discover what is happening in the next few days
Cursor Hackathon Zagreb
Get ready for the first official Cursor Hackathon in Croatia!
Bring your laptop with Cursor, an open mind, and spend a Saturday with us building something Zagreb wants.
Schedule
9:30 - Check-in
10:00 - Opening
10:45 - Start of the hackathon
16:45 - Submissions close
17:00 - Networking
17:30 - Presentations
18:30 - Q&A with Cursor Engineer
19:00 - Award ceremony & Closing
GDG Zagreb Special Award — Best Google Integration
Prize: €200 in cash plus swag, awarded to the winning team (split among members)
Judging: GDG Zagreb judge
Winning criteria: Alongside the main hackathon prizes, GDG Zagreb is awarding a special prize to the team that best integrates Google technology into their project.
To be eligible, your project must use at least one Google Cloud product or API in a meaningful, functional way. The integration must be working and demonstrable during your presentation.
Google technologies that count toward eligibility include Gemini API, Firebase Authentication, Firestore, Google Maps API, Places API, Cloud Vision API, Cloud Translation API, and more. If you're using a Google product not on this list, it likely still counts — when in doubt, ask.
Projects that incorporate Gemini in a meaningful way receive bonus consideration.
What's the theme of the hackathon?
The theme of the hackathon is "Build Something Zagreb Wants".
You'll get more info at the event!
Will there be something to eat?
Yes! There will be pizza and drinks available throughout the event. Please contact us if you have dietary restrictions and we'll try to accommodate you!
Will there be a prize?
Each member gets $20 in Cursor credits for attending. Additionally, the winning teams each get additional Cursor credits ($200+).
Additional prizes may be announced soon, so keep an eye on this page 👀!
Can I come with a team?
You're free to come alone or with a team. To keep it balanced for everyone, the maximum team size is 5 members.
Please make sure that every team member registers through this page!
What are the rules?
Your project must be built using Cursor.
Your project must be built during the hackathon. You may bring a boilerplate template to make setup easier (eg. create-next-app).
Your project must fit the theme.
Your project must be software (web app, mobile app, AI agent, etc.).
Do I need to be a developer?
Absolutely not! As long as you have an open mind and enjoy building with Cursor, please come!
Do I need to be from Croatia?
Not necessarily.
Due to high demand and Cursor hosting many events like this throughout Europe and the world, we prefer local participants who are based in or near Croatia. If you're outside that region, check out other Cursor events in the community calendar!
Do I have to bring anything?
Your laptop, charger and your Cursor account!
Please note that in order for you to receive Cursor credits, you must use a personal Cursor account. It's not possible to redeem credits for Team and Enterprise plans.
Agenda
---
Hosted By
Marko Filipović, Organizer
Mario Vegh, Organizer
Petra Brčić, Data Scientist
An experienced applied mathematician who has transitioned into IT, still thinking about PhD. Worked as a data scientist in big corp, applying strong mathematical background to extract valuable insights from complex datasets, enabling informed decision-making.
Now living freely, leading a startup and building an AI product to improve the lives of 1 in 10 women worldwide, hopefully more.
Antonio Hadrović, Organizer
Front-end, Figma and Future
Ivan Štajcer, Flutter developer
Sandro Lovnički, Flutterer
Flutterer at SciPly | Organizer at GDG Zagreb and Flutter Croatia | Creator of Beamer package | Co-host of Flutter dArtists | Consultant, speaker and open source contributor
Complete your event RSVP here: https://gdg.community.dev/events/details/google-gdg-zagreb-presents-cursor-hackathon-zagreb/.
AWS User Group Venezia #14 - FullStack e CloudComputing
Carissimi, proseguiamo il nostro viaggio per parlare di **#AWS** !
Ci troviamo in **#presenza giovedì 26 marzo alle ore 19:00**.
L'incontro si terrà presso il[ Coworking Mestre](https://www.google.com/maps/search/?api=1&query=45.480717%2C%2012.250518), in via Torino 135, di fronte al NH Laguna Palace Hotel. E per chi non potesse raggiungerci, si terrà anche in **#streaming** su [YouTube](https://www.youtube.com/watch?v=BGmyMViYBfY).
La scaletta prevede due speech seguiti da discussione ciascuno.
🗣 [Federico Parezzan](https://www.linkedin.com/in/federico-parezzan/), ci parlerà di come sia semplice fare app in **#Flutter**, con un approccio **#CodeFirst**, sfruttando **#AWSAmplify** e **#CloudSandbox** per uno sviluppo **#Fullstack** in tempi record ! A seguire 🗣 [Salvatore Caputi](https://www.linkedin.com/in/salvatorecaputi/), ci racconterà di come gestire processi lunghi con **#AWSBatch** nel mondo del **#CloudComputing** !
👥 Poi ci sposteremo per \( 🍸 \| 🍺 \) & \( 🍕 \| 🍔 \) e **#networking** !
E come sempre, proponete[vi per] argomenti e/o location con il [Form Google](https://forms.gle/1JdE6YWPbo6phuLe8) o direttamente nel canale Telegram !
IvaDev Shorts #3
**IvaDev Shorts #3**
Let's continue the IvaDev Shorts series! The goal is for every attendee to show something cool that they have seen, learned, built or destroyed. It's way less formal than the usual meetup. Every speaker gets the slot to speak for the maximum length of 15 minutes. There is no minimum.
Join us at the usual place and let's have some fun!
StemKA - od učionice do konferencije & Kozmos na karlovački način
Netko je jednom rekao - jedini pravi programeri su matematičari i fizičari - pa nas programere veseli ugostiti Antoniju Capan profesoricu savjetnicu matematike, Zrinku Tomašković, profesoricu matematike i Josipa Karasa, profesora fizike.
**STEM obrazovanje** sve je važnije za razvoj vještina potrebnih u svijetu koji se brzo mijenja. No kako ono izgleda u praksi – *u učionicama, projektima i radu s učenicima*?
Od Antonije Capan ćemo iz prve ruke naučiti o aktivnostima karlovačkih nastavnika koji koriste integrirani pristup učenju kroz praktične projekte, učenju rješavanjem stvarnih problema i kreativnom radu s učenicima, kakvi se STEM projekti provode u karlovačkim školama, koje se digitalne i edukacijske alate koristi u nastavi i koje dobre prakse potiču kritičko razmišljanje i samostalno istraživanje učenika.
Antonija je s kolegicama i kolegama pokrenula i *StemKA konferenciju*, koja u Karlovac dovodi izvrsne predavače i primjere inovativnog rada u obrazovanju. Govorit ćemo i o iskustvu organiziranja takvog događaja te o tome kako se oko STEM-a gradi lokalna zajednica.
U predavanju će se također osvrnuti na aktualna istraživanja o stanju STEM obrazovanja, izazove poput nedostatka nastavnika te inicijative koje kroz rad udruga pokušavaju unaprijediti sustav. Razgovarat ćemo i o novom nastavnom kurikulumu povezanim s *umjetnom inteligencijom*, u čijoj izradi Antonija sudjeluje.
Ako vas zanima kako izgleda **STEM obrazovanje iz prve ruke** – i kako možemo potaknuti nove generacije na *znanost, tehnologiju i kreativno razmišljanje* – **pridružite nam se**.
\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-
Zrinka i Josip pozvat će nas u **“Kozmos na karlovački način”** i pokazati kako približiti *svemir* u učeničke klupe, te kako u praksi objašnjavaju *odnose planeta u Sunčevom sustavu*.
\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-
**Antonija Capan**
Magistra edukacije matematike, učitelj savjetnik u Osnovnoj školi Grabrik te predsjednica udruge stemKA - udruge za popularizaciju znanosti. Sudjeluje u radnoj skupini za izradu nacionalnih ispita te u izradi kurikuluma vezanih uz primjenu umjetne inteligencije u školama. Idejna je začetnica i organizatorica natjecanja nauMATiKA, međunarodne STEM konferencije stemKA i projekta „Sat za znanost“.
**Zrinka Tomašković**
Profesorica matematike zaposlena u Gimnaziji Karlovac od 2008., gdje je ponovno uvela nastavu nacrtne geometrije. Aktivno sudjeluje u organizaciji brojnih matematičkih natjecanja i događanja za učenike. Suorganizatorica je regionalnog natjecanja nauMATiKA, STEM konferencije stemKA i projekta „Sat za znanost“. Bavi se popularizacijom matematike, objavljuje stručne materijale te od 2024. ima zvanje profesor mentor.
**Josip Karas**
Magistar edukacije fizike koji od 2022. radi kao učitelj fizike u više osnovnih škola i srednjih škola u Karlovačkoj županiji. Sudjeluje u organizaciji STEM konferencije stemKA i projekta „Sat za znanost“ te vodi radionice za popularizaciju znanosti među učenicima. Aktivno je uključen i u sportske i planinarske aktivnosti kroz rad u atletskom i planinarskom društvu.
Thomas Künneth: Climbing the Codeberg
Hallo liebe Java User Group Mitglieder!
Diesmal haben wir Thomas Künneth mit seinem Talk zum Thema "**Climbing the Codeberg - Some Developer's Thoughts on Leaving GitHub**" zu Gast.
Wir freuen uns euch zu sehen (virtuell oder vor Ort).
* 17:45 Uhr: Einlass
* 18:15 Uhr: Talk
* ab 19:00: Ausklang des Abends
Dank an [codecamp:n](https://www.codecamp-n.com/) für Location, Bier und Pizza!
\-\-\-
As developers increasingly prioritize privacy, digital sovereignty, and true open-source values, many are questioning their reliance on corporate-owned platforms like GitHub. Enter Codeberg—a community-driven, non-profit Git hosting platform funded by donations and powered by Forgejo. But is the grass really greener, and how difficult is the transition?
In "Climbing the Codeberg," we’ll explore both the philosophical motivations and the practical realities of leaving GitHub. Walking through a firsthand developer's journey, this talk will guide you through the process of establishing your code’s new home and taking back control of your workflow.
In this session, we will cover:
* The "Why": Understanding the fundamental differences in philosophy and legal structure between a corporate-owned giant and a non-profit, community-led alternative like Codeberg.
* Safe Migration Strategies: Step-by-step insights on migrating repositories (including metadata like issues and releases), proving your identity via Mastodon, and utilizing "tombstoning" techniques to avoid critical security risks like namespace hijacking on your old GitHub account.
* Restoring Automation: Leaving GitHub doesn't mean leaving CI/CD behind. We'll dive into leveling up your new environment by setting up local Codeberg Actions runners, exploring both containerized (Docker) approaches and host-level (act_runner) configurations for architectures like Apple Silicon.
Whether you are ready to make the full leap to a community-owned forge or simply want to explore what true digital sovereignty looks like, this session will equip you with the tools, commands, and insights needed to successfully summit the Codeberg.
\-\-\-
Dein Vortrag bei der Java Usergroup Nürnberg!
Hast du dich in letzter Zeit in deinem Projekt oder privat mit einem interessanten Thema beschäftigt? Vermutlich ist das nicht nur für dich selbst interessant! Hast du Lust, selber einmal einen Vortrag bei der Java-Usergroup Nürnberg zu halten?
Wir sind nicht nur auf Java-Themen fokussiert, sondern beschäftigen uns gern mit und um alles über Software Entwicklung und IT.
Wir wollen bei der JUG nicht nur bekannten Speaker\*innen eine Plattform geben und die neuesten State-of-the-Art Technologien vorstellen. Wir freuen uns auch besonders, wenn wir Themen aus unserem technologischen (Arbeits-)alltag Raum geben zu können. Melde dich gerne bei uns, wenn du dazu Lust hast, wir geben wenn gewünscht gerne auch Hilfestellung bei der Vorbereitung!
Industry Talks Through AI / AI Through Her Lens
🚀 **Industry Talks Through AI \| AI Through Her Lens**
🤝 In collaboration with **AI Hub Albania**
**R-Ladies Tirana** is excited to host a special edition dedicated to **Women in Technology and AI**, bringing together a dynamic community of professionals, researchers, and future innovators.
🎤 **Open Lectures**
• *AI Literacy in Modern STEM* \- Joana Bala
• *The Mirror and The Machine* \- Alba Halilaj
This edition highlights how women are actively shaping AI and driving real-world impact across industries.
👥 **Who should attend?**
• Women in tech, data, and AI
• Students and early-career professionals
• Anyone interested in AI, innovation, and impact
📍 AI Hub Albania, Tirana / Online
Algorithmic Trading & Crypto
## (Lesson 2)
## What to expect
Project Equilibrium is an in-person introduction to disciplined, rule-based trading automation. This first event is designed to be clear, practical, and approachable no hype, no pressure, and no prior technical background required.
### Why we meet (two-session structure)
This meetup is structured as **two lessons**:
**Lesson 1 — The “Why” (mindset + framework)**
* What Project Equilibrium is (and what it is not)
* Why we focus on process, rules, and execution discipline
* What “24/7 execution” means in practice
* Q&A and open discussion
**Lesson 2 — The “How” (step-by-step setup)**
* A simple walkthrough of the basic tools you need
* Step-by-step guidance to install and prepare the required exchange apps/accounts
* A clear checklist to be ready for future sessions
(You won’t be left alone—everything is explained calmly and in order.)
### What to bring
To make the second lesson smooth, please bring:
* **A smartphone** (for authentication and exchange app setup)
* **A laptop** (for the setup steps and configuration)
If you only have one device, you can still join Lesson 1. The setup lesson is simply easier with both.
### Who this is for
* People curious about algorithmic execution and portfolio discipline
* Beginners who want a structured approach
* Experienced traders who want more consistency and less stress
### Agenda
* Welcome + introductions
* Lesson focus of the day (Why / How)
* Guided walkthrough (where applicable)
* Q&A + next steps
### How to find the group
* Arrive a few minutes early and look for the **Project Equilibrium** group.
* I will be there to welcome attendees if you’re unsure, simply ask the venue staff for the Meetup group name.
Systems Events Near You
Connect with your local Systems community
From Web Forms to Web Components - Burton Smith
**Important time note:** Please plan on arriving between 5:30 and 6:00 as the elevators lock after 6 and you'll need to message us and we'll need to come get you.
The building address is 4450 Bridge Park
The entrance is 6620 Mooney St, Suite 400
**Abstract**
Web Forms gave .NET developers a powerful abstraction for building reusable UI controls long before design systems were a thing. Web Components finally bring that same idea to the browser natively.
This session explores how the Web Forms mindset translates into Custom Elements, Shadow DOM, and HTML templates. We’ll examine how Web Components enable design systems that work across frameworks, how they differ from server‑driven controls, and why they’re becoming a foundational layer for modern UI. Whether you’re maintaining legacy apps or building greenfield projects, you’ll leave with a practical understanding of how to apply familiar patterns in a modern, standards‑based way.
**YouTube Link**
[https://youtube.com/live/fD2cYeKp_UU?feature=share](https://youtube.com/live/fD2cYeKp_UU?feature=share)
Westerville Queer Coffee Meetup
WQC has weekly Thursday night social nights at the Westerville Java Central. Come and grab a coffee and connect with the community: low stakes, chill environment, and tasty drinks. No registration is required; come as you are.
How LLMs Like ChatGPT Actually Work and How to Build With Them
**First meetup of the Columbus AI Engineering group.**
We’ll kick things off with a practical, beginner-friendly discussion on:
**How LLMs like ChatGPT actually work — and how to build real applications with them.**
We’ll cover:
* what’s actually happening under the hood (at a high level)
* why LLMs behave the way they do (hallucinations, prompt sensitivity, etc.)
* how people are building real systems with them today
* where things break in practice
This will be a **short, informal talk (\~15–20 min)** followed by open discussion and Q&A.
Whether you’re an engineer, builder, or just curious about how modern AI systems work, you’re welcome to join.
No slides, no fluff — just real conversation about real systems.
We’ll hang out afterward and get to know each other.
Connected Westerville Night of Networking!
**Connected Westerville Night of Networking** *April Edition: The Introduction Economy*
You've been to the networking events. You've done the small talk. Collected the cards. Forgotten the names. And walked out feeling like you just wasted two hours of your life.
The problem isn't you. It's the format.
Most networking events put you in a room and tell you to figure it out. So everyone defaults to elevator pitches and business talk, and nothing real gets built.
Here's the truth about networking that most people miss: Your network isn't just who you know. It's who thinks of you when they're talking to someone else.
*That's* The Introduction Economy. And it only works when relationships are real.
There's a reason people who come once keep coming back. It starts with seven minutes that feel nothing like networking.
Then we open it up. Free networking. More conversations. More momentum.
This is a room full of corporate professionals, entrepreneurs, business owners, creatives, and career builders in the Westerville and Columbus area. The mix is the magic.
You might never do business with everyone you meet tonight. But someone in this room will think of *you.* **By name**. So, the next time someone needs exactly what you do, you get the recommendation.
**April 14th. RSVP now.**
**When:** Tuesday\, April 14th \| 6:15 PM \-\- 8:00 PM **Where:** Vineyard Community Center \| 6000 Cooper Rd\, Westerville\, OH 43081
ServiceNow's Got Talent
Builders, creators, architects, admins, consultants - come one, come all. This one's for you.
We're bringing a little friendly competition to the Columbus ServiceNow community while highlighting the cool things people have built on the platform.
Five presenters will take the stage to showcase something they've built, solved, designed, or imagined on the ServiceNow platform - and a panel of judges (plus YOU, our amazing audience) will score them live.
So basically, America's Got Talent but make it ServiceNow's Got Talent.
Bring a notepad if you'd like 'cause you'll definitely be learning something new.
Each presenter gets 10 minutes max to wow the crowd with:
• A demo
• A real-world business solution
• A bold idea
• A UX transformation
• Or a creative use of the platform
Judging Criteria:
🏆 Business Value
🚀 Innovation
✨ User Experience
This event is about celebrating ideas, sharing knowledge, and showing how ServiceNow can drive both business impact and meaningful user value.
Come learn. Come support. Come get inspired.
Refreshments and bites will be provided.
And maybe next time… you’ll be on stage.
Columbus Bitcoin Event
## **Columbus Bitcoin Meetup – Event**
Join us for another great evening dedicated to Bitcoin, learning, and community.
We will be gathering in the private room at Olentangy Brewery for an evening of conversation, education, and fellowship with fellow Bitcoiners.
This special event will feature three guest speakers sharing insights from across the Bitcoin ecosystem.
### **Guest Speakers**
**Lindsay Faust**
Relationship Manager at River
**Andrew Tilmann**
CEO of the Midwest Bitcoin Summit
**Carlos Estrada**
Founder of Coin Vigilante
In addition to speaking during the event, Andrew Tilmann will also be available for a meet and greet. This will be a great opportunity to ask questions about the upcoming Midwest Bitcoin Summit, taking place September 23 and 24 at the Columbus Convention Center.
### **Midwest Bitcoin Summit Discount**
Early Bird pricing ends **April 1st**, but you can still save **21%** by using the promo code:
**COLUMBUS**
Use the link below to apply the discount:
[https://tickets.midwestbtc.com/affiliate/columbusbitcoinmeetup/event/midwest-bitcoin-summit-2026/?promoCodeTask=apply&promoCodeInput=columbus](https://tickets.midwestbtc.com/affiliate/columbusbitcoinmeetup/event/midwest-bitcoin-summit-2026/?promoCodeTask=apply&promoCodeInput=columbus)
### **Event Details**
This will be a three hour event, with speakers beginning just before 7:00 PM. There will be plenty of time afterward for networking, meeting new friends, and continuing the conversation.
Food will be provided. We look forward to seeing you there!
***
CBusData: The Fellowship of the Star Schema: Transforming OLTP Data for Power BI
The Fellowship of the Star Schema: Transforming OLTP Data for Power BI
One does not simply build reports on OLTP data. Join us on an epic journey from the depths of raw, normalized tables to the shining halls of a well-modeled star schema fit for Power BI greatness. We will demystify the differences between OLTP and OLAP, walk through star schema vs snowflake (and why Power BI has a clear favorite), and show you the compression differences between normalized and columnar storage that will make you never look at an OLTP model the same way again.
We will cover the different types of dimensions, when to use them, and how to handle Slowly Changing Dimensions without losing your mind. You will leave knowing exactly how to identify a bad model, how to convert OLTP data into a clean star schema, and how to forge relationships that rule them all.
Whether you are a data wizard, a curious hobbit, or somewhere in between, your models will never be the same.















