Matthias Jost
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matthias-jost.ch
Matthias Jost
@matthias-jost.ch
#dotnet side projects and content creation

https://matthias-jost.ch/en
Reposted by Matthias Jost
Explore the power of #delegates, #events, and actions in C#! Learn how these concepts can elevate your coding skills from basic to advanced. Dive deep into practical examples and enhance your .NET projects.
Delegates, Events, and Actions in C#: From Zero to Hero
If you’re learning C# and run into delegates, events, or actions, they might sound abstract at first. But once you understand them, they…
medium.com
July 26, 2025 at 12:15 PM
Interesting! This survey might show you features you were not aware of in HTML
survey.devographics.com/en-US/survey...
State of HTML 2025
Take the State of HTML survey
survey.devographics.com
July 26, 2025 at 6:47 AM
Currently writing a blog article about vibe coding in Visual Studio 2022. Iterating on ideas. The non deterministic nature really gets in your way when trying to polish the workflow and trying different approaches.
July 25, 2025 at 9:00 PM
Reposted by Matthias Jost
Explore Blazor, the .NET framework for building interactive web apps with C#. Discover best practices for setup and key insights for beginners. Start your Blazor journey today! #Blazor #WebDevelopment
New to Blazor? Read This Before You Write a Single Line of Code
Imagine you want to build a website or a web app. Traditionally, that means writing HTML for the layout, CSS for colors and styling, and…
iabhy.medium.com
July 18, 2025 at 12:15 PM
Reposted by Matthias Jost
We ran a randomized controlled trial to see how much AI coding tools speed up experienced open-source developers.

The results surprised us: Developers thought they were 20% faster with AI tools, but they were actually 19% slower when they had access to AI than when they didn't.
July 10, 2025 at 7:47 PM
Reposted by Matthias Jost
I wonder if it would be helpful to the #dotnet package ecosystem if Nuget.org had a way to specify that a package was free to use or required some license?
🧵
NuGet Gallery | Home
The NuGet Gallery is the central package repository for NuGet, the package manager for .NET.
Nuget.org
July 2, 2025 at 4:53 PM
Reposted by Matthias Jost
This is an excellent watch..Mirrors some of my, not so eloquently put, thoughts on why things might not take off quite as the hype would have you believe.

Am I going to let a computer power my life, have my credit card details, when there's even a 5% chance it might hallucinate.

Absolutely not.
Worth a watch:

Head of Signal, Meredith Whittaker, on so-called "agentic AI" and the difference between how it's described in the marketing and what access and control it would actually require to work as advertised.
June 29, 2025 at 7:01 AM
My first impression of Agent Mode in VS2022 is good, but it got stuck the second time. This time, I don't know how to unblock it. It keeps spinning on get_file, and clicking the ❌ doesn't do anything.

Do I need to make "smaller" prompts and therefore iterations?

#dotnet #vs2022 #agentmode
June 28, 2025 at 6:27 PM
Reposted by Matthias Jost
🚨 GitHub Copilot’s Agent Mode is now GA in Visual Studio!

🧠 Understands your code
⚙️ Plans + executes tasks
🔁 Self-corrects + adapts
🔌 Integrates with MCP tools

Try it: Copilot Chat → Ask → Agent
🎥 Watch: https://msft.it/63322Sx7UY
#GitHubCopilot #AgentMode #AI #VisualStudio
June 27, 2025 at 8:00 PM
Reposted by Matthias Jost
Hey #dotnet, how many blog posts do you have in draft state?
June 20, 2025 at 7:32 PM
Reposted by Matthias Jost
I asked GenAI to code me up my company's enterprise software:

#GenAI #chatGPT #copilot
June 5, 2025 at 11:23 AM
Reposted by Matthias Jost
Discover why C# is a game-changer for startups. Its versatility, robust libraries, and community support empower rapid, scalable development. Perfect for building powerful apps efficiently. #CSharp #Startups
Why we built our startup in C# - .NET Blog
Tracebit built their B2B SaaS security product using C#.
devblogs.microsoft.com
May 10, 2025 at 3:15 AM
Video tip: Take your time watching @guiferreira.me contemplate the state of open source in .NET.

#dotnet
.NET 💔 OSS
YouTube video by Gui Ferreira
www.youtube.com
April 27, 2025 at 6:50 AM
Hey #dotnet, do you still create activity or sequence diagrams by hand? I recently discovered PlantUML. It is an old tool, but I don't think it's out dated.
Code your diagrams instead of drawing them!

Do you even see value in visualisations of processes?
March 28, 2025 at 8:56 PM
PlantUML may look old school, but does its job quite well. Either sequence or activity diagrams, both have a very easy syntax, that is also well understood by ChatGPT.

- plantuml.com/en/sequence-...
- plantuml.com/en/activity-...

Bonus: VS Code extension
March 23, 2025 at 8:07 AM
Gifs you can hear
March 22, 2025 at 7:51 AM
Reposted by Matthias Jost
Hey .NET devs! Are you following @dot.net here on Bluesky already? If not, what are you waiting for?
February 22, 2025 at 1:48 AM
Reposted by Matthias Jost
Agent mode (preview) is here for GitHub Copilot in VS Code!

In agent mode in Copilot Edits, Copilot can now iterate on its own output, execute terminal commands, and even self-heal from runtime errors.

Try it in VS Code Insiders: https://code.visualstudio.com/updates/v1_97#_agent-mode-experimental
February 8, 2025 at 9:59 PM
Reposted by Matthias Jost
Blogged: Using #PowerShell to find the assembly version of a DLL file. Helpful for fixing up assembly binding redirects 🤮 and finding projects bringing in different versions of the same assembly. #dotnet

blog.danskingdom.com/Find-the-ass...
Find the assembly version of a DLL file with PowerShell
Sometimes you cannot find the assembly version of a DLL by simply looking at the file properties in File Explorer. In this case, you can use PowerShell to find the assembly version of a DLL file.
blog.danskingdom.com
February 7, 2025 at 9:12 PM
Currently playing around with the lastest tutorial of @laurentkempe.com:

"Harnessing DeepSeek-R1 distilled model with .NET Aspire and Ollama locally":

laurentkempe.com/2025/02/01/h...

Very interesting! It touches a few things that will be valuable in your toolbox, including Aspire and Ollama.
Harnessing DeepSeek-R1 distilled model with .NET Aspire and Ollama locally
In my earlier posts, I’ve demonstrated how to install Ollama using the Windows installer. However, for developers, there’s a more streamlined method to set up Ollama on your machine. In this blog post
laurentkempe.com
February 1, 2025 at 3:48 PM
Reposted by Matthias Jost
Blog posts and other content types are also welcome 🤗

Share your best or latest piece of work 😀

#dotnet
February 1, 2025 at 8:56 AM