F# Weekly #52, 2023 – Happy New Year!

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Safer recursion in F# – .NET Blog (microsoft.com)
• F# 8 support in Rider 2023.3
• A year of making you more productive using Git in Visual Studio – Visual Studio Blog (microsoft.com)

Videos

• For Loops Unnested: Exploring Column-Based Techniques (youtube.com)
• Open Source F# projects I’m supporting in 2024 (youtube.com)
• F# / Giraffe + HTMX with Giraffe.ViewEngine (youtube.com)
• String-Backed Enums in F# (youtube.com)
• Advent of code 2023 in F#
  • 🎄 Advent of code 2023 in F# – day 10 (youtube.com)
  • 🎄 Advent of code 2023 in F# – day 12 – PART 2 ⭐⭐ (youtube.com)
• Measure Your Application’s Performance in .NET (youtube.com)
• This is Best Way To Create CLI Apps in .NET (youtube.com)

F# Advent 2023

• Data Journalism with F# and Squirrel – sudipta mukherjee
• Evolving improvement on existing features in the latest F# release in 2023: F# 8.0 (and a surprise) – Eriawan still WFH
• H-ing gracefully – dawe
• Exploratory Data Analysis with F#, Plotly.NET, and ML.NET DataFrames – Matt Eland
• GOOD NEWS – for .Net, C#, F#, and the Web + part2 – SchlenkR
• State of FsLab 2023 – @fslaborg
• DI for F# butterflies 🦋 – jkone27
• Down the Concurrency Rabbit Hole – Orlando Anderegg

Blogs

• Exploring F# (Fsharp language). A Novel Learning Journey | Raúl Ferrer MCO (raulferrer.dev)
• A quick look at Argu | Compositional IT (compositional-it.com)
• Domain Modeling Recursive Types in F# | Codit
• String-backed Enums in F# (hamy.xyz)
• F# / Giraffe + HTMX with Giraffe.ViewEngine (hamy.xyz)
• Open Source F# projects I’m supporting in 2024 (hamy.xyz)

F# vNext

• A sneak peak for #fsharp Ionide users. The analyzers work of the last couple of months will be reintegrated in early 2024.
• Extract signature files from implementation file · dotnet/fsharp · Discussion #16450 · GitHub
• F# Language Suggestions
  • Allow returning `int` from active patterns that only classing the input · Issue #1344

Highlighted projects

• fsprojects/Z3Fs: Simple DSL to solve SMT problems using Z3 API in F#
• fsprojects/FsHttp: A lightweight F# HTTP library by @SchlenkR and @dawedawe
• fsprojects/Argu: A declarative CLI argument parser for F#

F# 8 support in Rider 2023.3#fsharp developers, this is for you! We’ve added new analyzers and quick-fixes that suggest using newer syntax, like nested record updates or shorthand lambda expressions.

Learn more on our What’s New page: https://t.co/twZkAYYvqF #dotnet pic.twitter.com/RfPzUjzCQ2

— JetBrains Rider (@JetBrainsRider) December 27, 2023

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

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