F# Weekly #49 – F# Advent Calendar in English 2017 starts soon!

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• A vision for F# from Henrik Feldt‏
• Starting F# with Fable: difficulties
• How Jet Built a GPU-Powered Fulfillment Engine with F# and CUDA
• F# Advent Calendar 2017 has already begun
• Do not miss Advent of Code 2017

Videos & Slides

• Hacking F# in JS ecosystem – Krzysztof Cieslak
• Intro to Naive Bayes Classification in F# – Michael Gilliland
• F# Active Patterns Encourage Clean Functions – Michael Gilliland
• Mimic F# Pattern Matching in C# – RPDevJesco
• Intro to Count-Min Sketch in F# – Michael Gilliland

Blogs

• Introducing F# Functional Programming on ASP.Net Core through Giraffe – Nishtha Singh
• F# Now Targets .NET Core Projects in Visual Studio – David Ramel
• dotnet new vscode – Cameron Taggart
• Getting started with programming and getting absolutely nowhere (Part 20) – Elliott V. Brown

F# vNext

• Enrico Sada is working on paket on .net core and need your help
• New F#-lang and tooling RFCs:
  • F# RFC FST-1027 – FSI Reference Model and extending #r
  • F# RFC FS-1041 – Implement IReadOnly* interfaces throughout FSharp.Core
  • F# RFC FS-1042 – (Add Transpose to Seq, List and Array)
  • F# RFC FS-1043 – Extension members should be available to solve operator trait constraints
• New ideas:
  • Expose ItemX, Rest on tuples and provide universal accessor functions in the corlib
  • Make “ModuleSuffix” the default if a type has the same name even if it’s generic

Open source projects

• Newtonsoft.Json.FSharp – Nice F# support for Newtonsoft.JSON – tuples as arrays, maps as objects, lists as arrays, unions as _name-metadata annotated arrays, decimals as strings to save precision, options as null/value, string-GUIDs and finally BigInt support
• Ooui – A small cross-platform UI library that brings the simplicity of native UI development to the web

New Releases

• Expecto v5.1.0
• SwaggerProvider 0.10.0-alpha4
• Akkling v0.8
• Ooui. Forms 0.3.99

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

Previous F# Weekly edition –#48