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Pieter Nijs

@pieternijs.bsky.social
706 followers 182 following 65 posts

Developer & AI Integrator, loving .NET & Azure ~ Microsoft MVP ~ Published author ~ VISUG board member ~ Techorama crew ~ F1 Fan 🧡

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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 02/10/2026
🚨 BREAKING: Bart De Smet is back! And he’s bringing LLMs. 🤯 Building one from scratch in 60 minutes. In C#. With .NET. Expect transformers, self-attention, embeddings and a few melted brain cells. 🧠🔥 📅 Nov 5 📍 Antwerp — location TBA www.visug.be/events/2026-... #VISUG #DotNet #LLM
visug.be
Building an LLM from scratch in 60 minutes - with Bart De Smet — VISUG
Thursday, 5 November 2026 • 18:00 • TBD, Antwerpen
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Visual Studio User Group @visug.bsky.social · 22/09/2026
Next week, ODS in Essen will be the place to be! 🚀 We’re talking auth: Wesley dives into ASP .NET Core Authentication, while Maarten shows how to go passwordless with passkeys & WebAuthn. 🔐 A handful of tickets left! 🎟️ www.visug.be/events/2026-... #DotNet #Authentication #Passkeys #WebAuthn
visug.be
ASP.NET Core Authentication Explained + Going Passwordless: A Practical Guide to Passkeys in ASP.NET Core — VISUG
Tuesday, 29 September 2026 • 18:00 • ODS Belgium B.V., Peepolderlaan 23, 2910 Essen
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Pieter Nijs @pieternijs.bsky.social · 28/08/2026
If there’s one thing @maartenballiauw.be and @gotsharp.be know inside out, it’s authentication. Two true experts in their field, sharing their knowledge at #VISUG. Don’t miss this one! 👇
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 26/08/2026
The CFP for 𝐕𝐢𝐬𝐮𝐠𝐗𝐋 𝟐𝟎𝟐𝟔 𝐢𝐬 𝐎𝐏𝐄𝐍! 🎉 Got a topic to share with the dev community? A lesson learned, cool experiment, technical deep dive or something you think developers should know about? We’d love to hear from you! ❤️ 📅 November 17 📍 Thomas More, Campus De Nayer 👉 sessionize.com/visugxl-2026/
sessionize.com
VisugXL 2026: Call for Speakers
VisugXL 2026 is the annual free, one-day conference organized by Visug, bringing together developers, architects, students, and technology enthusiasts...
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 24/08/2026
📅 Save the date: VisugXL 2026! 17 November 2026 📍 Thomas More Campus De Nayer Our annual full-day #VISUG event is back... and this year, we’re celebrating 20 years of Visug! 🎂 More info & CFP coming soon. 🚀 #VisugXL #DotNet #Community
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Visual Studio User Group @visug.bsky.social · 20/08/2026
September is almost here, and #VISUG is back with more meetups! 🤩 We’re putting together the agenda and still looking for speakers. 🎤 Got a topic, story, deep dive or cool demo to share? 👉 Submit your talk: sessionize.com/visug More meetup news coming soon! 👀 #DotNet #Community #CallForSpeakers
sessionize.com
Visug: Call for Speakers
We are Visug, the Belgian Visual Studio User Group. Since 2006, we have been running local events for the Microsoft and .NET community on a monthly ba...
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Visual Studio User Group @visug.bsky.social · 03/06/2026
🤖 AI in your SDLC? Yes, please! Our next #VISUG event is coming up fast on June 15th, and we’ve got a session on one of the hottest topics in software development today: integrating AI into your Software Development Life Cycle. 🎟️ Free tickets & details: www.visug.be/events/2026-...
visug.be
Agentic DevOps — VISUG
Monday, 15 June 2026 • 18:00 • Xebia, Hessenstraatje 1F, 2000 Antwerpen
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Pieter Nijs @pieternijs.bsky.social · 25/05/2026
Been a while since I blogged, but this one was worth writing up. 🧵 Encountered this while trying out Qwen3.5 with .NET MEAI: model hanging forever, no output, no error. Fixed it, and stumbled onto a free performance boost along the way. 👉 blog.pieeatingninjas.be/2026/05/25/q... #dotnet #ollama #mlx
blog.pieeatingninjas.be
Qwen3.5 in .NET MEAI Hangs Forever And How OllamaSharp Fixes It in One Line
If your Microsoft.Extensions.AI.OllamaChatClient call to qwen3.5 never returns, this post is for you. The culprit is Qwen3.5’s built-in thinking mode and the fix is switching to a client that…
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 05/04/2026
While you were hunting for eggs, the Easter Bunny dropped something for developers too 🐰💻 📅 April 28th: 2 inspiring sessions, 1 community, 0 excuses! As always: free, fun, and full of learning. 🎟️ Save your seat 👉 www.visug.be/events/2026-... #Visug #DotNet #Community
visug.be
We Rolled Out GitHub Copilot… How Do We Prove It Helps? and AI Security: The S in MCP stands for Security — VISUG
Tuesday, 28 April 2026 • 18:00 • Talent-IT, Houtdok-Noordkaai 12, 2030 Antwerpen
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Visual Studio User Group @visug.bsky.social · 01/01/2026
🎉 Happy New Year, VISUG folks! To start 2026, we’re launching our new website 🚀 www.visug.be We teased it before: 2026 is a special year for us as VISUG turns 20! This new site is only the beginning 👀 #VISUG #dotnet #community
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Visual Studio User Group @visug.bsky.social · 12/12/2025
👀 Something is coming… Earlier this week, the #VISUG crew got together to shape what’s ahead. Big ideas, bigger plans, and a lot of excitement. 2026 will be a very special year for VISUG! No details yet 😉 What do you think (or hope) we’re working on? #VISUG #DotNet #Community #SomethingIsComing
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 26/11/2025
It’s VisugXL week! 🎉 Thanks to our amazing partners, we we can keep this event completely FREE! And guess what? There are still some seats left! Grab yours now! 👉 www.visug.be/Events/102
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Visual Studio User Group @visug.bsky.social · 24/11/2025
It’s VisugXL week! 🎉 Thanks to our amazing partners, we we can keep this event completely FREE! And guess what? There are still some seats left! Grab yours now! 👉 www.visug.be/Events/102
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Visual Studio User Group @visug.bsky.social · 17/11/2025
🎤 Meet one of our VISUG XL 2025 speakers: 𝐇𝐚𝐧𝐧𝐚 𝐄𝐧𝐠𝐞𝐥! We’re excited to welcome 𝐇𝐚𝐧𝐧𝐚 this year at Visug XL, our yearly, free, community-driven .NET conference. 📅 November 28, 2025 📍 UCLL Leuven 👉 More information and tickets: www.visug.be/Events/102 #VisugXL #DotNet #Community #Conference
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Visual Studio User Group @visug.bsky.social · 05/11/2025
🎤 Meet one of our VISUG XL 2025 speakers: 𝐌𝐢𝐤𝐞 𝐌𝐚𝐫𝐭𝐢𝐧! We’re excited to welcome 𝐌𝐢𝐤𝐞 this year at Visug XL, our yearly, free, community-driven .NET conference 📅 November 28, 2025 📍 UCLL Leuven 👉 More information and tickets: www.visug.be/Events/102 #VisugXL #Visug #DotNet #Community #Conference
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 03/11/2025
🎤 Meet one of our VISUG XL 2025 speakers: 𝐋𝐢𝐧𝐝𝐬𝐞𝐲 𝐁𝐫𝐨𝐨𝐬! We’re excited to welcome 𝐋𝐢𝐧𝐝𝐬𝐞𝐲 this year at Visug XL, our yearly, free, community-driven .NET conference. 📅 November 28, 2025 📍 UCLL Leuven 👉 More information and tickets: www.visug.be/Events/102 #VisugXL #DotNet #Community #Conference
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Visual Studio User Group @visug.bsky.social · 27/10/2025
Pssst... We at VISUG know it's "Herfstvakantie" and how challenging it can be with the kids. 🤪 So, here's a escape for all the parents out there: this Thursday at Spoor 18 in Mechelen, we've got food, drinks and sessions! (Not looking for an escape? You're welcome as well 😉) www.visug.be/Events/104
visug.be
Visug The Visual Studio User Group
November 2025 marks the release of .NET 10 and C# 14. In this session, I will talk about what is new in the latest version of .NET and what the future will bring for the .NET platform in general.…
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Visual Studio User Group @visug.bsky.social · 23/10/2025
Next week, it's VISUG-time at Spoor 18 in Mechelen! 🤩 We've food and drinks and also 2 great sessions lined-up for you. Come and learn about .NET 10, C# 14 and Orleans! 🤗 Tickets & info 👉 www.visug.be/Events/104
visug.be
Visug The Visual Studio User Group
November 2025 marks the release of .NET 10 and C# 14. In this session, I will talk about what is new in the latest version of .NET and what the future will bring for the .NET platform in general.…
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 17/10/2025
🎤 Meet one of our VISUG XL 2025 speakers: 𝐁𝐚𝐫𝐭 𝐖𝐮𝐥𝐥𝐞𝐦𝐬! We’re excited to welcome 𝐁𝐚𝐫𝐭 this year at Visug XL, our yearly, free, community-driven .NET conference. 📅 November 28, 2025 📍 UCLL Leuven 👉 More information and tickets: www.visug.be/Events/102 #VisugXL #DotNet #Community #Conference
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 15/10/2025
🎤 Meet one of our VISUG XL 2025 speakers: 𝐀𝐧𝐣𝐮𝐥𝐢 𝐉𝐡𝐚𝐤𝐫𝐲! We’re excited to welcome 𝐀𝐧𝐣𝐮𝐥𝐢 this year at Visug XL, our yearly, free, community-driven .NET conference. 📅 November 28, 2025 📍 UCLL Leuven 👉 More information and tickets: www.visug.be/Events/102 #VisugXL #DotNet #Community #Conference
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Pieter Nijs @pieternijs.bsky.social · 28/09/2025
So, how’s your Sunday going? I’ve been staring at a toy pet flamingo for over an hour, trying to figure out why it doesn’t poop. 🫣 #parentlife #kids
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Pieter Nijs @pieternijs.bsky.social · 18/09/2025
.NET MAUI devs: stop letting Xcode auto-updates ruin your day. xcodes = multiple Xcode versions, zero panic. You’re welcome 😉 #dotnet #MAUI #Xcode www.xcodes.app
xcodes.app
Xcodes - Manage multiple versions of Xcode
Download Xcode easily with a mouse click or a Command Line Interface
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 16/09/2025
Last night we got together to select sessions for the upcoming #VisugXL event. Many great submissions, but only a few slots... tough choices were made! 🎤 𝐅𝐢𝐫𝐬𝐭 𝐬𝐩𝐞𝐚𝐤𝐞𝐫𝐬 𝐰𝐢𝐥𝐥 𝐛𝐞 𝐚𝐧𝐧𝐨𝐮𝐧𝐜𝐞𝐝 𝐬𝐨𝐨𝐧! 🎟️ 𝐁𝐨𝐨𝐤 𝐲𝐨𝐮𝐫 𝐭𝐢𝐜𝐤𝐞𝐭 𝐧𝐨𝐰: www.visug.be/Events/102
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Visual Studio User Group @visug.bsky.social · 15/09/2025
In little over a week, Visug is back after our summer break! ☀️ Join us on Sept 23 in Antwerp for: - Give your .NET apps a bit of bite with the critter stack - A developer’s guide to .NET reverse engineering Learning, networking & food included. 👉 Sign up: www.visug.be/Events/103
buff.ly
Visug The Visual Studio User Group
Recently, Wolverine has gotten a lot of interest. Now that couple of commonly used projects in the event-driven have become commercial packages, there is always this knee-jerk reaction. And that's…
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Pieter Nijs @pieternijs.bsky.social · 11/09/2025
It was fun presenting at @ndcconferences.com Copenhagen today! Sharing .NET #MAUI and #ML.net goodness! ❤️ The talk was presented with #DemoTime, which means you can just get the source and step through it yourself! Find everything here 👉 pieeatingninjas.github.io/Talk-ML-Maui...
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Reposted by Pieter Nijs
NDC Conferences @ndcconferences.com · 09/09/2025
NDC Copenhagen has officially kicked off! We hope to see you all at the conference, Wednesday-Friday at Øksnehallen. Join the fun! Full agenda at ndccopenhagen.com
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Pieter Nijs @pieternijs.bsky.social · 09/09/2025
Hi @eliostruyf.com ! Thursday, at @ndcconferences.com Copenhagen, I'll be giving #EngageTime a shot for the first time! And, of course, I will be using #DemoTime as well! 😉
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Visual Studio User Group @visug.bsky.social · 05/09/2025
🎤 Speakers and community rockstarts, last call! VISUG XL 2025 CFP closes THIS WEEKEND! VISUG XL is coming this November with a full day packed with .NET, cloud & software development goodness. 🚀 👉 Submit your session today: sessionize.com/visugxl-2025/
sessionize.com
VisugXL 2025 : Call for Speakers
VisugXL 2025 is the annual 1-day, free conference of Visug, bringing together students, developers, architects, and technology enthusiasts for a day o...
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 03/09/2025
🎤 Speakers and community rockstarts, last call! VISUG XL 2025 CFP closes soon! VISUG XL is coming this November with a full day packed with .NET, cloud & software development goodness. 🚀 👉 Submit your session today: sessionize.com/visugxl-2025/
sessionize.com
VisugXL 2025 : Call for Speakers
VisugXL 2025 is the annual 1-day, free conference of Visug, bringing together students, developers, architects, and technology enthusiasts for a day o...
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 01/09/2025
✏️ Back to school… and VISUG is back as well! Join us on Sept 23 in Antwerp for: - Give your .NET apps a bit of bite with the critter stack – Hannes Lowette - A developer’s guide to .NET reverse engineering – Dario De Backer Learning, networking & food included. 👉 Sign up: buff.ly/0taBPbq
visug.be
Visug The Visual Studio User Group
Recently, Wolverine has gotten a lot of interest. Now that couple of commonly used projects in the event-driven have become commercial packages, there is always this knee-jerk reaction. And that's…
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Reposted by Pieter Nijs
Visual Studio User Group @visug.bsky.social · 18/06/2025
Got a killer dev talk? Bring it to the stage at VisugXL 2025! 🎤 We’re talking .NET, Azure, OSS, real-world code — the good stuff. 📅 Nov 28 – Leuven, Belgium Hit us with your best shot 👉 sessionize.com/visugxl-2025 #VisugXL2025 #CallForSpeakers #dotnet #Azure #DevRockstars
sessionize.com
VisugXL 2025 : Call for Speakers
VisugXL 2025 is the annual 1-day, free conference of Visug, bringing together students, developers, architects, and technology enthusiasts for a day o...
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Pieter Nijs @pieternijs.bsky.social · 12/06/2025
Is there a way to disable the generation of these binlog files when building #MAUI apps? 🤔
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Pieter Nijs @pieternijs.bsky.social · 28/05/2025
💔 #Silverlight
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Pieter Nijs @pieternijs.bsky.social · 27/05/2025
I had so much fun today, giving my .NET MAUI and ML.net talk at @techorama.bsky.social 😎 Received great feedback and had some interesting conversations about it afterwards as well. (Thx for the pictures, @jfversluis.dev 😉)
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Gerald Versluis @jfversluis.dev · 27/05/2025
Using machine learning with .NET MAUI? You bet! @pieternijs.bsky.social is showing us all about it @techorama.bsky.social
Screen outside of the session door that shows the session title: Building intelligent .NET MAUI Apps with ML.NETPicture taken from the back of the room. People in cinema seats and Pieter in the back presenting in front of the big cinema screen.
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Pieter Nijs @pieternijs.bsky.social · 17/05/2025
Preparation of my next talk is in its final stages! Using #DemoTime for the first time and I ❤️ it! It allows me to focus on delivering the message rather than thinking about where to click next or which snippet to insert where! Excited and looking forward to #Techorama 🤩 /CC @eliostruyf.com
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Visual Studio User Group @visug.bsky.social · 30/04/2025
On May 15th, Dennis van der Stelt is coming to #VISUG at Main d’Or, Kontich! He’ll tell us everything about autonomous services and eventual consistency — two sessions you don’t want to miss!! 🎟️ Free tickets available: www.visug.be/Events/101 #Microservices #SoftwareArchitecture #Community
visug.be
Visug The Visual Studio User Group
Are you building a monolith using microservices? If a small change in business logic or in data requires you to modify code in more than one service, you probably are. Isn't it unbelievable that even…
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Pieter Nijs @pieternijs.bsky.social · 26/04/2025
I’m super excited to be speaking at @ndcconferences.com Copenhagen later this year! I’ve been wanting to do this session for a while, and I’m really looking forward to talk about ML.NET and .NET MAUI 🤩 ndccopenhagen.com/agenda/build...
ndccopenhagen.com
Building Intelligent .NET MAUI Apps with ML.NET | NDC Copenhagen 2025
Machine Learning is no longer exclusively reserved for Python or some of the more ‘hipster’ languages. Let's see what we can do while sticking to C#!
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Visual Studio User Group @visug.bsky.social · 15/04/2025
Next week on April 24th, we're hosting our upcoming #VISUG event at AE in Heverlee. Two incredible presentations are lined up that are sure to capture your interest!! 😎 Check out the details here and grab those remaining tickets 👉 www.visug.be/Events/100
visug.be
Visug The Visual Studio User Group
Traditional unit tests rely on carefully crafted examples, but what if you could have your computer generate and verify thousands of test cases for you? Property-based testing is a powerful technique…
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Wesley Cabus @gotsharp.be · 28/03/2025
After letting the project simmer for a long while, I managed to run my C# Game Boy emulator project using WASM in the browser 🥳. /cc @danroth27.bsky.social Code lives at github.com/wcabus/gb-net
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Pieter Nijs @pieternijs.bsky.social · 25/03/2025
Just watched Drive To Survive S7E8 “Elbows out”. Well… that episode didn’t age well 😅 #F1 @netflix.com
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Pieter Nijs @pieternijs.bsky.social · 25/03/2025
Hey @gotsharp.be, @nicovermeir.bsky.social or anybody else at the Summit, pictures of the MVP banner with all the names would be appreciated! 😎
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Pieter Nijs @pieternijs.bsky.social · 25/03/2025
Not attending this year's #MVP Summit and #FOMO is starting to kick in... Have fun everyone, enjoy! 👋 I hope I can be there again in person next year! 🤞
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Pieter Nijs @pieternijs.bsky.social · 20/03/2025
Excited to share that I'll be returning to Tunis later this year for Tunisia Dev Days 2025! 😎 Thrilled to be part of this event once more! #DotNet #Maui #TunisiaDevDays
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Visual Studio User Group @visug.bsky.social · 12/03/2025
🚨 Visug Alert! Join us next week for two talks on topics you might only pretend to understand: 🐛 Testing API integrations with XUnit and MOQ 🤓 The .NET ABC of things you pretend to know about Join us on Monday 17th March at Inetum in Leuven! pretix.eu/visug/202503... #Visug #DotNet #Community
pretix.eu
Visug - March 17 2025 at Inetum Leuven
Mon, March 17th, 2025
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Visual Studio User Group @visug.bsky.social · 18/02/2025
Next week we have our first event of the year! Join us in at #OnCore in Kortrijk to learn about #SemanticKernel and the #IOptions pattern. We still have some seats left, so register now! 👇
buff.ly
Visug The Visual Studio User Group
Large Language Models (LLMs) like ChatGPT, DeepSeek, and Ollama are revolutionizing software development by enabling natural language understanding, content generation, and intelligent automation.…
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Pieter Nijs @pieternijs.bsky.social · 18/01/2025
The patch 🤓 Small corrections to the programmed sequence could be done by patching over portions of the paper tape and re-punching the holes in that section.
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Lindsey Broos @lbroos.bsky.social · 14/01/2025
📢 I need more reading material! The Techorama Call for Papers is still open, and I want to see more session proposals coming in. Don’t wait to long, the deadline is just around the corner! techorama.be/call-for-pap...
techorama.be
Techorama - The #1 Conference for IT & Microsoft professionals in Belgium
Join the must-attend event for Microsoft developers and IT professionals on May 26 - 27 - 28 at Kinepolis Antwerp! Techorama’s Sports Edition features 3 exciting days with 120+ expert speakers, 10 int...
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Pieter Nijs @pieternijs.bsky.social · 08/01/2025
In 2024, I spoke at several amazing conferences, talking about #SemanticKernel. Thanks to all the organizers for their trust and invitations! 🙏 For 2025, I've yet to come up with some new material. Hope to be present at some conferences later this year, reconnecting with all of you! 🤩
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Pieter Nijs @pieternijs.bsky.social · 12/12/2024
I got this working eventually! In hindsight it wasn’t that difficult to do, if you know what to do (as always). Might share my experience on my blog somewhere in the coming days or weeks.
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