F# Weekly #7, 2023 – Elmish.Avalonia, SharpCells and new F# conf

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• F# on Exercism
• What is .NET, and why should you choose it? – .NET Blog (microsoft.com)
• Upgrading your .NET projects with Visual Studio – .NET Blog (microsoft.com)
• Introducing Search By Target Framework on NuGet.org – The NuGet Blog (microsoft.com)
• Improvements to .NET Framework updates for Windows 11, version 22H2 – .NET Blog (microsoft.com)
• .NET February 2023 Updates – .NET 7.0.3, .NET 6.0.14 – .NET Blog (microsoft.com)
• Tips & Tricks on Upgrading Xamarin.iOS & Xamarin.Android to .NET for iOS & Android – Xamarin Blog (microsoft.com)
• Join us for Hack Together: Microsoft Graph and .NET
• Write simpler code with the new Microsoft Graph .NET SDK v5

Testing the waters! Would you be interested in a 2-days F# conference, focus on data / numerical analysis applied to business?
Tentatively: Europe (Berlin?), September, 1 day talks, 1 day hands-on workshops.
Thoughts, feedback, questions much appreciated!#fsharp

— Mathias Brandewinder (@brandewinder) February 13, 2023

Videos and Slides

• Reading CSV files in F# – YouTube
• The quote parameter inside the CsvFile.Load – YouTube
• Fast F#: Writing a Dictionary Part 11 – Byte Linked List – YouTube
• Fast F#: Writing a Dictionary Part 12 – ByteLL Robin Hood – YouTube
• Fast F#: Intro to CPU Memory Architecture and .NET – YouTube
• Fast F#: Intro to Options – YouTube
• Fast F#: Intro to Active Patterns – YouTube
• Fast F#: Intro to Maps – YouTube
• Fast F#: Intersect of Seq using Seq Computation Expression – YouTube
• Fast F#: Intro to .NET Generic Collections – YouTube
• ASP.NET Community Standup – Blazor United in .NET 8 – YouTube
• ASP.NET Community Standup – Dev tunnels in Visual Studio for ASP.NET Core projects – YouTube
• ASP.NET Community Standup – ASP.NET Core and Microsoft Graph – YouTube
• Functional C# with Simon Painter (spreaker.com)

SharpCells looks amazing! So many people doing real work in #Excel have asked me for this sort of thing over the years. https://t.co/Y2IowKkGPh#fsharp

— Don Syme (@dsymetweets) February 15, 2023

Blogs

• Excel Functions in F# Language | Hacker News (ycombinator.com)
• Using SRTP-Active Patterns in F# – Urs Enzler
• How easy it is to make dialog and toast in blazor (slaveoftime.fun)
• Myths about F#: F# has too many operators – Urs Enzler
• Azure Functions with F# – From Scratch – Peter Dubec
• Mapping Database Values to Discriminated Unions for Domain-Driven Design Using Dapper – Ben Copeland
• Head- and Tail-like methods in C# (and F# and Python and Haskell) | tabs ↹ over ␣ ␣ ␣ spaces by Jiří {x2} Činčura (tabsoverspaces.com)
• Building Functional .NET Applications: A Guide for Choosing Between F# vs C# (infoq.com)
• Thoughts on ‘What is .NET, and why should you choose it?’ – Andrew Lock

F# vNext

• Hot Reload · Issue #11636 · dotnet/fsharp · GitHub
• Golang · Discussion #3346 · fable-compiler/Fable · GitHub

Highlighted projects

• JordanMarr/Elmish.Avalonia: Static Avalonia views for Elmish programs
• kaeedo/Scrutiny: Randomly test state machines (such as your UI) by randomly navigating through transitions
• lucasteles/FSharp.MinimalApi: [WIP] Library to use AspNet Core Minimal Api with F#
• slaveOftime/Fun.AspNetCore

New Releases

• Femto v0.17.1
• Funtom.span 0.0.3
• NBomber v4.1.0-beta.1
• Fun.Build 0.3.5

That’s all for now. Have a great week.

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