F# Weekly #43, 2023 – 11 year of F# Weekly and #FsAdvent 2023

Welcome to F# Weekly,

Time flies by (an impressive 11 years already!), and yet, F# Weekly continues to be a steadfast presence, arriving like clockwork.

Thank you to all the loyal readers of F# Weekly, whether you’ve been with me from the very beginning or joined recently.

Please join this year’s #FsAdvent, book a slot, and tell your F# Story!

A roundup of F# content from this past week:

News

• F# Advent Calendar in English 2023
• F# lectures: Write your own tiny programming system(s)! by Tomas Petricek
• Microsoft Ignite 2023 is around the corner! (Nov 14-17) – Visual Studio Blog

F# Advent Calendar in English 2023#fsharp #FsAdvent
Book the date!https://t.co/Mm2jCsO4QN pic.twitter.com/zLNEhSUwyV

— Sergey Tihon (@sergey_tihon) October 28, 2023

Videos

• FSharp.Analyzers.SDK – YouTube
• The Fastest .NET Dictionary… With F# by Matthew Crews – YouTube
• Formatting F# Functions the right way – YouTube
• Akka.NET Community Standup: Oct. 13, 2023 – YouTube
• Correcting Common Async/Await Mistakes in .NET 8 – Brandon Minnick – Copenhagen DevFest 2023 – YouTube
• Rock Your Code: Code & App Performance for Microsoft .NET – David McCarter – Copenhagen DevFest 2023 – YouTube
• Is .NET any good for Audio? – Mark Heath – Copenhagen DevFest 2023 – YouTube
• ASP.NET Basics for Experts – Layla Porter – CPH DevFest 2023 – YouTube
• On .NET Live – Distributed Apps with SignalR in ASP.NET Core – YouTube

I'm creating a new course at @matfyz, where you implement your own tiny programming systems using #fsharp – functional, object-oriented, imperative & more!

Lectures are online & labs are on GitHub, so you can follow along too: https://t.co/M3YpjurCdQ pic.twitter.com/g4XCbB0pCd

— Tomas Petricek (@tomaspetricek) October 23, 2023

Blogs

• How fast is Apache Pulsar’s client | by Vladimir Shchur | Oct, 2023 | Medium
• An F# Dev’s Perspective on Clojure (brettrowberry.com)
• Formatting F# functions the right way – HAMY
• A DevOps Pipeline From Scratch | Compositional IT (compositional-it.com)

F# vNext

• Slides: What’s new in F# 8
• F# language suggestion
  • Infer latest matching record type for copy-and-update expressions · Issue #1330
  • Allow typed bindings in CE `let!`s without parentheses · Issue #1329
  • Additional keywords for return & yield : ret & yet · Issue #1328
  • on by default warning for partially applied function piped into `ignore` · Issue #1327
  • Nested computation expression, call outter context · Issue #1325

I'm deeply impressed by the work done on F# 8 by the F# community as a whole, including the wonderful contributions by those working at Microsoft and other companies. A HUGE congratulations to everyone involved. #fsharp https://t.co/aOneOtNBya

— Don Syme (@dsymetweets) October 21, 2023

Highlighted projects

• mechsym/FSharp.Data.NpgsqlGenerator: Lightweight F# ORM solution for Postgres. A .NET SDK tool that emits testable F# code with type safety.
• RonaldSchlenker/FSDocsDemo: A repo for demonstrating a minimal FSharp.Formatting use case with GH pages

New Releases

• FsUnit v5.5.0
• MiniScaffold 0.37.0
• Fable 4.4.1
• MiniScaffold 0.36.1
• FS.FluentUI v1.3.0
• FsToolkit.ErrorHandling is tested with Python
• NBomber 5.3.0

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

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