F# Weekly #26, 2020 – F# 5 and F# tools update for June & .NET 5.0 Preview 6

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

News

• F# 5 and F# tools update for June
• Announcing .NET 5.0 Preview 6
• Introducing dotnet-monitor, an experimental tool
• ASP.NET Core updates in .NET 5 Preview 6
• Web Framework Benchmarks

Videos and Slides

• 001 What is Expecto for? – Henrik Feldt
• Fantomas – Feliz – Florian Verdonck
• Rapid Data Analysis in F# – Compositional IT
• An Interview with the ML.NET Team – Jon Wood
• BlazingPizza Serverless: Part 1 – Let’s get started – Aaron Powell
• F# and Functional Programming! – The Dev Talk Show
• The State of VB.NET with Kathleen Dollard – .NET Rocks
• .NET Multi-Platform App UI with Scott Hunter – .NET Rocks
• F# Fabulous – Beyond MVU Basics | The Xamarin Show
• ASP.NET Core Series: High performance requests with gRPC
• ASP.NET Community Standup – June 23, 2020 – Blazor Mobile Bindings (Eilon Lipton)

Blogs

• How to use BenchmarkDotNet with F# – Phillip Carter
• Will C# replace F#? – Isaac Abraham
• F#, WebSharper and Sql type Provider in action – giuliohome
• Using FSLexYacc, the F# lexer and parser – Thanos Papathanasiou
• New Stream – Series Server to Serverless – Aaron Lowell
• MiniScaffold, setting up a new F# project the easy way – Simon Taite
• Feature Management in F#/Giraffe/ASP.NET Core – Jonathan Channon

F# vNext

• [RFC FS-1075] – Interop with nullable-typed method parameters
• [WIP] Witnesses made visible in FCS
• Better classification: such colors, much wow
• Perf: String.replicate from O(n) to O(log(n)), up to 12x speed improvement

GitHub projects

• ronaldschlenker/FsLocalState – An F# library for composing stateful functions
• pchalamet/fbus – small service-bus for F#
• aspnetde/typesafe-spa – This is a small demo that explores different approaches for creating a potentially scalable single page application.
• CallumVass/ServerSpa – sample using Saturn, Turbolinks and htmx

New Releases

• Giraffe.ViewEngine 1.0.0
• Giraffe 5.0.0-alpha-002
• Falco v1.2.0
• FsUnit 3.9.0
• Feliz.Recoil 0.16.0
• Feliz v1.4.0
• SchlenkR.FsLocalState 0.0.1
• AltCover (.net coverage built in #fsharp) 7.1.776
• FsToolkit.ErrorHandling 1.4.1
• Expecto v9.0.1

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

Previous F# Weekly edition – #25, 2020