Concurrent Programming
Meet other local people interested in Concurrent Programming: share experiences, inspire and encourage each other! Join a Concurrent Programming group.
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Frequently Asked Questions
Yes! Check out concurrent programming events happening today here. These are in-person gatherings where you can meet fellow enthusiasts and participate in activities right now.
Discover all the concurrent programming events taking place this week here. Plan ahead and join exciting meetups throughout the week.
Absolutely! Find concurrent programming events near your location here. Connect with your local community and discover events within your area.
Concurrent Programming Events Today
Join in-person Concurrent Programming events happening right now
Fun JVM: Safe Scala practically in the cloud + lighning talks
We'll have another session with talks.
The main topic will be about Safe Scala and DAPR.
Safe Scala is a subset of the Scala language which strictly enforces the discipline of tracking all effects via Capabilities. It was originally pitched by Odersky as safe way to let AI agents write code, since they can't just run arbitrary code from JDK nor do side effects in general. But it may have seemed thus as a purely academic exercise.
This is where DAPR comes in. It's an innovative cloud runtime from Microsoft, which lets programmers focus on writing business logic. The rest, like wiring up service calls, queues, handling retries or managing state is delegated to a language agnostic sidecar container.
The point of the presentation will be to prove that if we represent individual aspects of DAPR as Capabilities, we can write apps in Safe Scala. We will prove that Safe Scala can actually be practical choice for writing typical cloud (micro-)services.
We'll also have a round of lightning talks.
This event is sponsored by [Pure Brew](https://purebrew.tech/)
Czech Language Club
This meetup is for foreigners, expats, and newcomers who want to practice Czech in a relaxed and welcoming atmosphere.
We will speak mostly in simple Czech, but beginners are welcome too. The goal is to gain confidence, improve your speaking, and meet new people.
Come for conversation, tea or coffee, and a cozy community feel. It's free in community centre U Studánky 15.Praha 7 Organised by Diakonia.
Czech Co-Learning Session 🇨🇿
Learning Czech can be hard and demotivating, especially when studying alone.
**This meetup is a shared study session where we come together to stay focused, motivated, and make progress — each in our own way.**
This is a co-learning / co-studying session, not a class. There is no teacher, no lesson, and no study material provided.
Everyone comes with their own resources and studies independently, in a shared environment.
🧠 **How it works**
• We all bring our own material:
• textbooks
• homework from a Czech course
• Duolingo or other apps
• reading practice
• vocabulary review, etc.
• We mainly work individually
• We are free to:
• ask questions
• help each other
• share tips and resources
• No teacher, no formal structure, no pressure
👥 **Who is it for?**
• Czech learners of all levels
• Non-Czech speakers (expats, internationals)
• Czech native speakers are welcome if they want to help, but this is not a language exchange
⏱ **Practical info**
• Location: Cafedu
12, Škrétova 490, 120 00 Praha 2
(Metro A and C, Muzeum station)
• Duration: 2 hours, or less or more, as you want
• Day & time: Monday, 18:00
• Group size: small group for now
• Free event — please support the café by ordering a drink ☕
If you’re learning Czech and lack motivation when studying alone, come join us — let’s find it together 🙂
🏸 Social Badminton in Prague – All You Can Play | Skalka
Looking to meet new people in Prague and play badminton in a relaxed atmosphere?
Join our social badminton event – perfect for meeting people and having fun while playing.
🏸 All levels welcome
🏸 No experience needed
🏸 We mix players so everyone gets a game
This is not a competitive tournament – the focus is on socializing and enjoying the game.
📍 Location: Badminton Aréna Skalka
🕒 Time: 20:00–23:00
💰 Price: 350 CZK / 250 CZK with Multisport
Spots are limited.
👉 Reserve your spot here: [https://www.bananasport.cz/sportovni-udalost/14](https://www.bananasport.cz/sportovni-udalost/14)
Group Strength Training – All Fitness Levels 💪
💪 Group Strength Training – All Fitness Levels Welcome
Looking for a motivating workout without having to figure everything out on your own?
Join us for a coached group strength training session where you'll improve your fitness, learn proper technique and train alongside other motivated people.
Whether you're already active or just getting back into exercise, you're welcome to join.
✅ All fitness levels welcome
✅ Professional coaching
✅ Strength & conditioning training
✅ Friendly and supportive atmosphere
✅ Come solo or with friends
Our coach will guide the session, adjust exercises when needed and make sure everyone gets a great workout regardless of experience level.
The goal isn't competition.
It's about moving, getting stronger and enjoying the process together.
💪 Build strength
⚡ Improve fitness
🤝 Train with great people
Many participants join alone, making it a great way to stay active while meeting other motivated people around Prague.
📍 Sportovní areál Tenis Cibulka, V Stráni 485/11, Prague 5
Hosted by Mates 👋
⚠️ Meetup RSVP alone does not reserve your spot.
To secure your place, please register here:
[https://www.bananasport.cz/sportovni-udalost/34#](https://www.bananasport.cz/sportovni-udalost/34#)
See you at training!
Open Game Night
It's open gaming night again! Come alone (or with friends) and meet some new people to game with. Just look for the 'Open Gaming' table(s) and feel free to sit in. We'll keep the games pretty light, so if you don't know many games, don't feel intimidated. Instruction is always available.
(70,- gaming fee still applies)
Join us for a 2.5-hour walk in the Old Town of Prague!
Who can attend this meetup:
The tour is an introduction to Prague and is mainly for expats and visitors to our city but everybody who would like to join is invited. ***Important***, please also fill in the booking form on our [website](https://freewalkingtourprague.eu/en/schedule) if you are planning to come (otherwise we will not expect you).
Description:
Meet us by the Powder Tower, the historical gate to the Old Town and starting point of the Royal Route.
Then have an educative walk through the narrow and picturesque streets of the historical center of Prague. Enjoy the unique diversity of architectural styles from Gothic to Art Nouveau. See some of the most interesting sites and get to know fascinating facts and legends of the 1000-year old capital of Bohemia.
End the tour at the riverside 5 minutes away from the Charles Bridge, from which you can continue the tour on your own (or again with us) towards Malá Strana or Prague Castle.
======
Meeting point: We will be standing by the Powder Tower at the side of the Namestí Republiky square with a green umbrella in hand :)
Map: https://goo.gl/maps/tzqKpZ2945S2
Price: there is no fixed price, you will be able to decide yourself how much you value the tour. If you don't know how much is best (and can afford it) we recommend 200Kč, but it really depends on you how much you contribute.
Join us also on our [Facebook profile](https://www.facebook.com/freewalkingtoursprague/) :) and if you are travelling to other cities check out our friends at the [Free Tour Community website](https://freetourcommunity.com/).
For any questions, please contact us at info@freewalkingtourprague.eu. Unfortunately, the meetup application does not always send us phone notifications.
Reminder - only people who booked on our [official free walking tour website](https://freewalkingtourprague.eu/en/schedule) can join the tour and if the tour shows fully booked on the website it means there are no free spots. The meetup list doesn't count in this case.
We look forward to meeting you,
Michal, Amanda, Lana, Iva & Chris
Concurrent Programming Events This Week
Discover what is happening in the next few days
Khmelnytskyi. The bridge: from soft skills to hard contracts
**ВАЖЛИВО! Зареєструйтеся на [Luma page](https://luma.com/oqtailxc)**
Запрошуємо на офлайн-подію у Хмельницькому в рамках Projector Global Community — **Skill Boost: dark interfaces & process realities.**
Поговоримо про дизайн, процеси та рішення без прикрас — такими, якими вони є в реальних проєктах. Без ідеалізованих кейсів і «правильних» відповідей.
На івенті розберемо:
* Dark patterns: як інтерфейси змушують користувача діяти «потрібним» способом
* Маніпуляції в інтерфейсах, які давно стали нормою — і чому ми майже перестали їх помічати
* Agile vs Waterfall у реальних проєктах: що реально працює, а що красиво виглядає лише в теорії
* SWOT у discovery: як аналіз допомагає бачити ризики, можливості та не втрачати фокус ще до старту роботи
Без теорії заради теорії — тільки практичний досвід, кейси, факапи та розмови про реальність digital-процесів.
**Спікери:**
* [](https://www.linkedin.com/in/olexworld/)**[Євген Олексюк](https://www.linkedin.com/in/olexworld/)**, Senior UX Designer в EPAM, куратор курсів UX Design Beginning та UX Design Medium у Projector Online Institute, ментор Projector Mentorship
* [](https://www.linkedin.com/in/vadym-kulatsky/)**[Вадим Кулацький](https://www.linkedin.com/in/vadym-kulatsky/)**, Senior UI/UX Designer в Stfalcon
* **[Віталій Шматлай,](https://www.linkedin.com/in/shmatlai/)** Business Analyst in P2H, Inc
* \*\*[Aнжеліка Зембіцька](https://www.linkedin.com/in/anzhelika-zembitska/)\*\*, UI/UX Designer
* **[Наталя Гринчук](https://www.linkedin.com/in/nataliahrynchuk/)**, модераторка
**📍 Деталі події**
**11 червня (четвер)**, **19:00** *EET (Україна)*
Локація: **МУСКАТ** *(вул. Подільська, 70)*
Подія **безкоштовна**, але за **попередньою реєстрацією** - **[LUMA](https://luma.com/oqtailxc)** !
Формат — короткі виступи, жива дискусія та нетворкінг із людьми, які люблять ставити питання «щоб що?» трохи частіше за інших.
Після — спілкування, кава і коктейлі в МУСКАТ 🥃
Приходьте поговорити про дизайн і процеси чесно. Та круто провести час 😊
Praha [CDN77]: Nowwwinky, mezistavy a AI vibe
**Léto klepe na dveře a před námi je poslední pražský předprázdninový meetup. Než začnete se svým agentem řešit, kam na dovolenou a co si vzít s sebou, a vyměníte prompty za offline čtení na pláži, stavte se pro poslední dávku nápadů! 🤖☀️🔥**
Pohodový večer, kde to nebude o tom, že nás AI nahradí, ale o tom, co s ní reálně zvládneme líp. Jako vždy odstartujeme Nowwwinkami a pak se ponoříme do programu, který stojí za odložení dovolenkových plánů o jeden večer. Přijďte si pro poslední nálož inspirace, než pošlete své agenty na virtuální pláž a všechno utichne v dovolenkovém a okurkovém režimu. ☀️🏝️🥒
**Hlavní line-up** 🤩
* 🟢 18:00 otevíráme dveře v **CDN77**
* 1️⃣ 18:30 **Nowwwinky** od Tomáše Kouta
* 2️⃣ 19:00 **Mezistavy: React nechce, abyste řešili async** od Adama Kováře
* 3️⃣ 19:30 **Vibecoding 280+ dní poté** od Jana Honzy Černého a.k.a. chemiXe
* 4️⃣ 20:00 **Co mi chybí v** **BEM** (lightning talk) od Jirky Cerhana
* 🎓 80+ nadšených účastníků
* 🍻 a v neposlední řadě kvalitní networking
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1️⃣ Tomáš Kout se svými **Nowwwinkami** jako obvykle otevře večer svým přehledem toho nejzajímavějšího z poslední doby.
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2️⃣ Následuje přednáška na téma **Mezistavy: React nechce, abyste řešili async** od [Adama Kováře](https://www.linkedin.com/in/adam-kov%C3%A1%C5%99-0905a0169/) z [CDN77](https://www.cdn77.com/)
Většina interakcí v UI je asynchronní, spinner browser tabu nám už nestačí a frameworky stále hledají řešení. Odpověď React teamu je, že async řešit nemusíte, alespoň ne tak jako doposud. Ukažme si, jak toho chtějí docílit pomocí transitions a action patternu.
Adam o sobě: *„Mám rád otevřený a rychlý web, přesto posledních 6 let vyvíjím v Reactu. Věřím, že RSS je technologie budoucnosti a ve volném čase luštím křížovky.“*
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3️⃣ Přednáškový blok uzavře [Jan Honza Černý a.k.a. chemiX](https://www.linkedin.com/in/chemix/) příspěvkem **Vibecoding 280+ dní poté**
...a pak přišel vibe coding. Najednou stačilo pár vět do chatu a před očima začaly vznikat funkční prototypy rychlostí blesku. Jenže to nebyli jen prototypy. CEO, manažer, grafik dostali nástroj kterým začali plevelit codebase a vibecode apokaplypsa začala...
Tato přednáška ukáže, co jsme se za více jak 280 dní naučili. Jak s apokalypsou bojovat. Jak předcházet nakažení. Jak se bránit proti nákaze. A jaké jsou příznaky nakažení nejen kódu, ale i u lidí. To celé trošku s nadsázkou a hlavně otvírákem k diskuzi u piva.
Jan o sobě: *„Digitální alchymista – rád zkoumá substituce UX, UI, AI, frontendu i backendu. Všude i nikde. Offline mísí s online. Tam, kde klávesnice končí, začínají kostky a karty. Spoluorganizátor technických meetupů po celé České republice, klid hledá u rydel nebo v lese.“*
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4️⃣ A na závěr v odlehčeném duchu naservírujeme lightning talk na téma **Co mi chybí v** **BEM** od [Jirky Cerhana](https://www.linkedin.com/in/jiri-cerhan/) ze [SiteOne](https://www.siteone.cz)
BEM metodiku pro organizaci CSS většina z nás důvěrně zná. Ve své praxi jsem ale narazil na pár míst, kde to maličko skřípe. S nástupem CSS custom properties se nabízejí nová řešení, která posunou přehlednost a snadnou modifikaci komponent o úroveň výš.
**Máte zájem se připojit do bloku ⚡️Lightning talk(s) taky?** Napište a zajistěte si své místo ještě na této akci.
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Neváhejte s registrací a zabookujte si místo – bude to stát za to! 🎉
👉 Pro další zajímavé novinky a dění sledujte kanály komunity na [Youtube](https://www.youtube.com/@FrontendistiCz),
[X](https://x.com/Frontendisti), [Facebooku](https://www.facebook.com/frontendisti/), [Instagramu](https://www.instagram.com/frontendisti/), [LinkedInu](https://www.linkedin.com/company/frontendisti/posts/?feedView=all) nebo navštivte [náš web](https://www.frontendisti.cz).
Lunde Talks: Na vlně AI
**Role IT profesí jako jsou vývojáři, analytici i architekti se díky AI mění rychleji než kdy dřív.**
**Patříte k nim?**
👉 Přijďte se inspirovat.
Na našem červnovém Lunde Talks nahlédneme pod ruce kolegů, kteří se podělí o své zkušenosti a poznatky z každodenní praxe a ukáží svůj způsob, jak AI efektivně zapojit do profesní rutiny.
👤 [Jan Krapac](https://www.linkedin.com/in/jankrapac/) (Senior Frontend Developer) vás provede světem, kde programování připomíná řízení letového provozu a středobodem se stává prompt.
👤 [Radek Tydlačka](https://www.linkedin.com/in/radektydlacka/) (Analyst & Prompt Jedi) ukáže, že analýza díky AI dostává nové superschopnosti.
👤 [Jiří E.](https://www.linkedin.com/in/ji%C5%99%C3%AD-e-5482a3155/) (Data Scientist) vás provede stavbou inteligentních asistentů a rozebere, kdy se vlastní AI asistent vyplatí a kdy je to jen drahá hračka.
Podvečerem bude provázet [Marta Kirchgessner](https://www.linkedin.com/in/marta-k-586110243/).
Vstup je zdarma.
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Více informací o akci 👉 https://www.lundegaard.eu/lunde-talks-na-vlne-ai
Identity & Consciousness - Open Space for Spiritual Discussions
Hello conscious humans:)
Let’s meet and discuss topics you would like to talk about. Be it spirituality, science or art.
Just for inspiration, the main theme could be: **Establishing the character of our reality**
Topics to consider:
* our 3D reality is just reflexion of your consciousness
* The reality could not exist without the conscious observer
* What could trigger your path to your desired reality and to the new version of yourself?
* Can you actually do shadow work deliberately or we have no control over it?
See you there,
Daniel
What Happens When AI Leaves the Lab
**🎟️ REGISTER [HERE](https://luma.com/mewsrnd-whenaileavesthelab) TO SECURE YOUR SPOT AT THE EVENT 🎟️**
Frontier AI models are evolving quickly, but the real challenge is no longer just building larger systems, it is turning advances in LLM research into reliable, efficient, and valuable products in the real world.
We invite you to join a panel discussion featuring experts working across AI research and engineering, who will share their perspectives on what actually matters in the next wave of LLM development. The conversation will explore the trade-offs between scale, efficiency, reasoning, and product impact, as well as what it takes to move from experimental models to systems that can be deployed at scale. The discussion will be moderated by **[Rogers Leo](https://www.linkedin.com/in/rogersjeffreyl/?utm_source=luma), Director of Engineering and Product (Agentic AI) at [Mews](https://www.mews.com/en?utm_source=luma).**
This panel will go beyond the hype and focus on practical lessons from building with LLMs today. We will look at where current approaches break down, what “good enough” really means in production, and why efficiency and system design may matter as much as model capability.
**Panelists:**
**[Karol Lasocki](https://www.linkedin.com/in/karol-lasocki-1a86b2151/?utm_source=luma)**, Senior Machine Learning Engineer at **[BottleCap AI](https://www.bottlecapai.com/?utm_source=luma)**
**[Luděk Matyska](https://www.linkedin.com/in/ludek-matyska/?utm_source=luma)**, AI Lead at **[ROUVY](https://rouvy.com/?utm_source=luma)**
**[Soheyla Mirshahi](https://www.linkedin.com/in/soheyla-mirshahi-phd/?utm_source=luma),** AI Governance & Product Leader at **[T-Mobile](https://www.t-mobile.com/)**
**Agenda:**
18:00 Doors open
18:30 Panel discussion + Q&A
19:30 Networking
**🎟️ REGISTER [HERE](https://luma.com/mewsrnd-whenaileavesthelab) TO SECURE YOUR SPOT AT THE EVENT 🎟️**
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Photographs and video recordings may be taken during this event for documentation and promotional purposes, including use on websites, social media, and other communication channels. If you do not wish to be photographed or recorded, please inform a member of the event staff upon arrival or at any point during the event, and we will ensure your preference is respected.
CZSK PPUG Meetup
Pojďme se pravidelně potkávat a sdílet zkušenosti z Power Platformy, co nás na ní baví, co nás trápí a co nového zajímavého přichází. A pokud už nám to někde reálně běží, pochlubme se, jak to funguje nebo nefunguje.
Témata jsou primárně Power Automate, Power Apps, Power Pages, Power BI, Copilot Studio, Dynamics 365 a Dataverse. Budeme rádi i za méně pokročilé příspěvky, protože většinou jsme velmi hluboko v technických detailech.
**Lokalita:**
Fyzicky v Microsoftu v Praze
Vyskočilova 1561/4a, Praha 4, 140 00
Místnost Morava
Případně online na [https://ppug.community/stream](https://ppug.community/stream)
**Jazyk:**
čeština
**Agenda:**
[https://ppug.community/agenda](https://ppug.community/agenda)
**Přihlašte vlastní příspěvek:**
[https://ppug.community/sessions](https://ppug.community/sessions)
**Link na stream:**
[https://ppug.community/stream](https://ppug.community/stream)
**Občerstvení:**
Bagety
**Úroveň:**
100-300
Tak si prosím naplánujte čas ve svých kalendářích a přijďte, pokud bude chuť a čas, tak si po meetupu určitě můžeme sednout na pivo.
Wednesday Vltava Run
We are a group of runners who meet most weeks for a run around the beautiful Vltava River's edge.
You can bring your running shoes straight from the office/home office if you don't have time to stop at home. There will be a place to put your bags in the Cafe. We will run about 9 km along the river and have a drink afterwards. Paces vary!
We will meet in the square near Kavarna Liberal (Hermanova 6), near the Vltavska metro/tram stop at 6:30 on Wednesday.
See you there!
Concurrent Programming Events Near You
Connect with your local Concurrent Programming community
Cocoaheads
We have moved to guild.host. Look us up there.
https://guild.host/events/buckeye-cocoaheads-rcavwd
NSCoder Night
We've moved to guild.host Look for us there.
https://guild.host/events/buckeye-cocoaheads-nscoders-tcbrk5
Azure CBUS June
Want to be a speaker? submit your talk to our Call for Presenters!!!
https://sessionize.com/azure-cbus-2026/
Microsoft Build - Columbus Edition!
We are bringing Microsoft Build sessions to Columbus Ohio!
The Central Ohio Azure Meetup and Central Ohio .NET Developer's Group (CONDG) are coming together to bring some of the labs and breakouts from Microsoft Build to your backyard. In this free, 1 day event, you are going to Build stuff with us!
And yes, there will be free food. So please RSVP for a head count!
Free Seminar: How to Improve Your Self Confidence & Social Life
Come attend a free in-person seminar where you will find out why you:
-Feel isolated
-Can't express yourself openly
-Get nervous or anxious in front of people
-Run out of things to say or feel tongue-tied
-Feel introverted
-Don't feel comfortable in any social setting
-Can't make more friends
-Are shy and miss opportunities to connect in a meaningful way
And we cover what you can do about any one, some or all of the above.
This seminar is the weapon against loneliness, isolation and boredom, come join us!
COME TO THIS SEMINAR AND LEARN THE SECRETS TODAY
This seminar is brought to you by the Dianetics & Scientology Life Improvement Center.
1266 Dublin Road, Columbus, Ohio 43215
June 2026 AWS Columbus - Topic to be announced
Topic to be announced.
**THANK YOU** *Franklin University* for hosting our meetup! To learn more about *Franklin University*, please visit their website: https://www.franklin.edu/
**DIRECTIONS**
Franklin University
Fisher Hall
300 E. Main St, Columbus, OH 43215
Map: https://maps.app.goo.gl/jxjBA2hUmS5qrvhq8
Parking is FREE! Please park in Lot C in front of Fisher Hall. See attached map.
NOTE: Map the address only. When mapping with Google Maps it may use the Fisher Hall at OSU, which is NOT correct.
**Want to sponsor the pizza and/or bar tab?**
Please contact me if you would like to sponsor this meetup's pizza and/or bar tab: angelo@mandato.com
DoJo (Informal Python Meeting)
**Latest Dojo Location!**
**Knotty Pine Brewing**
1765 W 3rd Ave,
Columbus, OH 43212
We're going to try a new dojo location for a few weeks and see how it works
Dojos are informal Python group study sessions where everyone interested in Python gathers to learn about Python, help others with Python, or just hang out. Everyone is welcome from Python beginners to experts. Bringing a laptop is encouraged (we'll have extension cords and power strips). If there's something you want to learn leave a comment on this invite so we can plan ahead.
We're looking for speakers for our Monthly Meetups! Fill out the form if you are interested in presenting to the Python Community.
https://forms.gle/ehSfUAC2WgR34Crq9











![Praha [CDN77]: Nowwwinky, mezistavy a AI vibe](https://secure.meetupstatic.com/photos/event/8/f/1/e/highres_534336638.webp?w=640)










