Mattias Karlsson (he/him)

Partner & Technical fellow @WCOMAB - Microsoft Developer Technologies MVP.
Been coding since the ’80s (C128 & Amiga).
Father of 2, husband of 1.

[Mattias Karlsson (he/him) @devlead]

@dvdsgl @migueldeicaza My momma always said,"A Dynamically typed language was like a box of chocolates.You never know what you're gonna get"

[RunAsRadio @RunAsRadio]

Are docs part of your DevOps cycle?

@devlead talks on RunAs Radio at https://t.co/3SkT3DAE9p about using tooling to build text files for every resource used in an application!

[swetugg @swetugg]

Is this your first workweek in 2025? Thought about anything fun or interesting you'd like to learn?
You know... Swetugg just happens to be on February 4-5, perfect opportunity to get plenty of ideas and inspiration 😊
https://t.co/dGgyDYAW8A (working on a view with all sessions)

[Mattias Karlsson (he/him) @devlead]

C#

[trish @TrisH0x2A]

For your backend development which programming language will you pick for 2025:

- Rust
- Node.js
- Ruby on Rails
- Python (Django or Flask)
- Go
- PHP
- Java

[Mattias Karlsson (he/him) @devlead]

@EdCharbeneau @dometrain Not all will get the reference?

[Mattias Karlsson (he/him) @devlead]

As an employer I'm more fascinated that I've had interviewees that could balance a binary tree, but not read basic specs, commit to git nor put a plate in a dishwasher...

[Dmitrii Kovanikov @ChShersh]

Btw, this is a trivial coding problem.

If you can't instantly solve it in your head, you have some studying to do.

[Mattias Karlsson (he/him) @devlead]

@easiersplash @GeoffreyHuntley What, is it? Use same method fixing unit tests that fail 😎😉

[Mattias Karlsson (he/him) @devlead]

@davidfowl Contemplating inventing something new or found something existing to contrib to?

[Mårten Rånge @range_marten]

Happy holidays, shader enthusiasts! The Shader Advent Calendar is here, and I’m kicking it off with a blog post sharing simple tricks I’ve learned along the way. Check it out!➡️ https://t.co/PmLG6BhatU

[.NET Foundation @dotnetfdn]

Cake v5.0.0 released 🚀

Highlights of this release:
• .NET 9 support & C# 13 support
• FreeBSD support
• Addin recommended Cake version set to 5.0.0
• 100 million downloads of Cake.Tool 🎉

https://t.co/sQgynWEsyI
#dotnet

[Mattias Karlsson (he/him) @devlead]

Lost as many followers here, as I've gained on 🦋, as people are migrating, which is fine by me, account here will remain for historical proposes and so no one else claims it, and activity will decline.

[Mattias Karlsson (he/him) @devlead]

@ozziepeeps Oh I'm on bluesky...😎🦋

[Mattias Karlsson (he/him) @devlead]

@migueldeicaza TBH I feel like the momentum and innovation is with UNO and Avalonia atm.

[Mattias Karlsson (he/him) @devlead]

@rosdikuat @rickbrewPDN It's free, but I still bought it through the Windows store, it's worth it 👏

[Uno Platform @UnoPlatform]

The wait is over.

Next-Gen Visual Designer for Cross-Platform .NET Apps is here.
Transform your running app into a Designer from any IDE, on any OS.

Please meet Hot Design.
#dotNETConf

https://t.co/cK4hLXzTCv

[Mattias Karlsson (he/him) @devlead]

@rickbrewPDN Wow, well done👏

BTW on Bluesky so can "RT" there too?

[Rick Brewster @rickbrewPDN]

Paint​.NET 5.1 is out! Lots of tech upgrades including color management, HDR/WCG display support, big memory use and input latency improvements, new+revamped blur effects, and canvas customization settings. Oh, and it uses .NET 9, which also landed today!

https://t.co/8K0josdDXr

[Mattias Karlsson (he/him) @devlead]

.NET 9 Released 🎉

Announcing .NET 9
https://t.co/2phM4gheT4

Visual Studio 2022 v17.12 with .NET 9
https://t.co/20fA4qbAtA

.NET 6 end of life
https://t.co/le1iVfaES1

#dotnet

[Mads Kristensen @madskristensen]

SQL Server Management Studio 21 Preview 1 is now available. It was built as a Visual Studio SKU to provide a myriad of benefits that address top user requests and new scenarios.

Get the inside scoop by @erinstellato https://t.co/n2ObHaVrZc

[Mattias Karlsson (he/him) @devlead]

.NET 9 Released 🎉

Announcing .NET 9
https://t.co/2phM4gheT4

Visual Studio 2022 v17.12 with .NET 9
https://t.co/20fA4qbAtA

.NET 6 end of life
https://t.co/le1iVfaES1

#dotnet

[Cake Build @cakebuildnet]

Version 5.0.0 of Cake has just been released, https://t.co/Q0Pf4k02Wd 🎉