F# Weekly #38, 2020 – .NET 5 RC1 & F# Compiler Community Session

Welcome to F# Weekly,
A roundup of F# content from this past week:

News

• Announcing .NET 5.0 RC 1
• ASP.NET Core updates in .NET 5 Release Candidate 1
• The future of .NET Standard
• Debug Your .NET Core Apps in WSL 2 with Visual Studio
• Migrate from ASP.NET Core 3.1 to 5.0
• 10 options to try F# in the browser
• Versions of .NET
• Microsoft Learn for .NET
• https://paket-lock-diff.azurewebsites.net
• Application for FSSF Mentorship: Round 9 (Fall 2020)

Hey #fsharp I wrote a web app that allows you to analyze two paket lock files and get a report on Additions/Removals/Upgrades/Downgrades. https://t.co/pT8SOwaJKl#dotnet #dotnetcore
cc: @PaketManager

— Jimmy Byrd (@Jimmy_Byrd) September 18, 2020

Videos and Slides

• F# Compiler Community Session 1 with Don Syme and Vlad Zarytovskii
• Learn to code F# – Variables! – The Functional Coder
• The .NET Docs Show – Hacking DateTime bugs 🦟 in PROD with Jon Skeet
• ASP.NET Community Standup – Sep 15, 2020 – New Features for .NET API Developers
• .NET Tooling Community Standup – Sept 17th 2020 – Analysis Levels in .NET 5: Find latent bugs

Blogs

• Write Unit Tests With F# and XUnit – Khalid Abuhakmeh
• Functional Bioinformatics Algorithms – Jamie Dixon
• PORK: A Technology Resilience Framework – Rocket Mortgage Technology
• Bolero 0.15 released – Loïc Denuzière
• String Interpolation in F# – Alican Demirtas
• Adventures in Async – Paul Biggar

F# vNext

• .NET Standard only FCS (alternate title: yeet netfx from FCS)
• F# Language Suggestions
  • Add a `Seq.uncons` function

. @IonideProject passed 200K installs, and 2M downloads#fsharp ❤ @code #toolingAdventures pic.twitter.com/xAk2D4nzLP

— Krzysztof Cieślak (@k_cieslak) September 15, 2020

GitHub projects

• phasetr/AlgorithmsAndDataStructureByFSharp – algorithms and data structures by F#
• TheAngryByrd/paket-lock-diff – Paket Lock Diff Tool

New Releases

• Semuserable.Fable.Templates v1.3.1
• Pulsar.Client 1.7.0
• Bolero 0.15
• Fable.SignalR 0.7

Hello internet! @quorralyne and @ooobject and @hannes_lowette and @dsymetweets and me made a thing that we thought you might enjoy. #linebreakers pic.twitter.com/vbMf6YT0Yy

— Dylan Beattie 🇪🇺 @ 🏡🔑🔽 (@dylanbeattie) September 14, 2020

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

Previous F# Weekly edition – #37, 2020