# F# Weekly #37, 2019 – Oh Fable! and Community for F# Heroes voting

**URL:** <https://forums.fsharp.org/t/f-weekly-37-2019-oh-fable-and-community-for-f-heroes-voting/1003>\
**Category:** General\
**Tags:** news\
**Created:** [September 12, 2019, 2:58pm UTC](https://forums.fsharp.org/t/f-weekly-37-2019-oh-fable-and-community-for-f-heroes-voting/1003 "2019-09-12T14:58:58Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![sergey\_tihon](https://yyz2.discourse-cdn.com/flex030/user_avatar/forums.fsharp.org/sergey_tihon/32/25_2.png) [@sergey\_tihon](https://forums.fsharp.org/u/sergey_tihon)\
**Post date:** [September 12, 2019, 2:58pm UTC](https://forums.fsharp.org/t/f-weekly-37-2019-oh-fable-and-community-for-f-heroes-voting/1003/1 "2019-09-12T14:58:58Z")

</div>

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

**News**

- [Announcing ML.NET 1.4 Preview and Model Builder updates](https://devblogs.microsoft.com/dotnet/announcing-ml-net-1-4-preview-and-model-builder-updates-machine-learning-for-net/)
- [.NET Presentations: Events in a Box!](https://presentations.dotnetfoundation.org)
- [Octopus Starter edition: Free for small teams](https://octopus.com/blog/starter)
- [Announcing .NET Core 3.0 Preview 9](https://devblogs.microsoft.com/dotnet/announcing-net-core-3-0-preview-9/)
- [Refactoring made easy with IntelliCode!](https://devblogs.microsoft.com/visualstudio/refactoring-made-easy-with-intellicode/)
- [ASP.NET Core and Blazor updates in .NET Core 3.0 Preview 9](https://devblogs.microsoft.com/aspnet/asp-net-core-and-blazor-updates-in-net-core-3-0-preview-9/)
- [.NET Core 3.0 Preview 9 includes the new gRPC client API](https://twitter.com/JamesNK/status/1169488557204893696)
- [Visual Studio 2019 16.3 Preview 3 Focuses on F#, Features Experimental Terminal](https://visualstudiomagazine.com/articles/2019/09/05/vs2019-16-3-preview.aspx)
- [Visual Studio 2019 for Mac version 8.3 Preview 3, now available](https://devblogs.microsoft.com/visualstudio/visual-studio-2019-for-mac-version-8-3-preview-3-now-available/)
- [Thoth.Fetch documentation website](https://thoth-org.github.io/Thoth.Fetch/)
- [Say hello to the new Visual Studio terminal!](https://devblogs.microsoft.com/visualstudio/say-hello-to-the-new-visual-studio-terminal/)
- [Azure Functions 3.0](https://github.com/Azure/app-service-announcements/issues/200)

> <https://twitter.com/c4fsharp/status/1170757002135506944>

**Videos & Slides**

- [Let's talk HTTP with React, Elmish, F# and Fable](https://www.youtube.com/watch?v=_2U4pDj6tng&feature=youtu.be) - Zaid and Roman
- [Leveraging the Dependency Injection support in Azure Functions](https://channel9.msdn.com/Shows/On-NET/Leveraging-the-Dependency-Injection-support-in-Azure-Functions) - Cecil Phillip, Rich Lander
- [Becoming the .NET GC Architect with Maoni Stephens](https://www.youtube.com/watch?v=ujkSnko0JNQ)
- [Careers Behind the Code with Maoni Stephens](https://channel9.msdn.com/Shows/Careers-Behind-the-Code/Careers-Behind-the-Code-with-Maoni-Stephens)
- [Create a Deep Neural Network Model in ML.NET for Image Classification](https://www.youtube.com/watch?v=bXTN-rnwDso) - Jon Wood
- [F# for Scala Developers](https://alfonsogarciacaro.github.io/fsharp-for-scala-developers/#/) - Alfonso Garcia Caro
- [F# goodness for everyday work](https://www.slideshare.net/Odin_cool/fsharp-goodness-for-everyday-work) - Uladzimir Shchur ([Video RU](https://www.youtube.com/watch?v=mv-7nCsSBV8&list=PLpVeA1tdgfCDPCj4qaREjSjBtjsExhgPP&index=7&t=0s))
- [How to add an optimization for C# to RyuJIT](https://www.slideshare.net/egorbogatov/how-to-add-an-optimization-for-c-to-ryujit-170891159) - Egor Bogatov ([Video RU](https://www.youtube.com/watch?v=cto4gttyxHI&list=PLpVeA1tdgfCDPCj4qaREjSjBtjsExhgPP&index=6&t=0s))

> <https://twitter.com/ooobject/status/1170008115296854018>

**Blogs**

- [Navigating the .NET Ecosystem](https://www.infoq.com/articles/navigating-dotnet-ecosystem/) - InfoQ by David Pine
- [Migrating a C# test suite to property based tests in F# - part 3](https://viktorvan.github.io/fsharp/migrating-activelogin.identity-to-property-based-tests-3/) - Viktor Andersson
- [Migrating a C# test suite to property based tests in F# - part 4](https://viktorvan.github.io/fsharp/migrating-activelogin.identity-to-property-based-tests-4/) - Viktor Andersson
- [Getting started with Fable on Linux](https://antongorbikov.wordpress.com/2019/08/29/getting-started-with-fable/) - Anton Gorbikov
- [Why you should model your domain with F#](https://viktorvan.github.io/fsharp/domain-modeling-with-fsharp/) - Viktor Andersson
- [Converting F# to Rust: Remaining expressions and functions](https://www.phillipsj.net/posts/converting-fsharp-to-rust-remaining-expressions-and-functions) - Jamie Phillips
- [Calling F#/.NET code from Flutter](http://nick-fisher.com/articles/calling-fsharp-dotnet-code-from-flutter/) - Nick Fisher
- [Your first Bolero project not compiling? Try this!](https://forums.websharper.com/blog/87267) - Adam Granicz
- [Testing application continuously with Canopy and Azure Pipelines](https://www.mnie.me/2019-09-02-testingApplicationWithCanopy/) - Michał Niegrzybowski
- [A Quirk With Implicit vs Explicit Interfaces](https://www.aaron-powell.com/posts/2019-09-11-a-quirk-with-implicit-vs-explicit-interfaces/) - Aaron Powell
- [ML.NET vs. Create ML: Toxic Text](https://medium.com/better-programming/ml-net-vs-create-ml-toxic-text-de1293f3a89c) - Danny Bolero
- [More License Discovery With dotnet-delice](https://www.aaron-powell.com/posts/2019-08-30-more-license-discovery-with-dotnet-delice/) - Aaron Powell
- [Interfaces in C# 8 are a Bit of a Mess](https://jeremybytes.blogspot.com/2019/09/interfaces-in-c-8-are-bit-of-mess.html) - Jeremy Clark
- [Github Actions 2.0–Let’s do something a little more involved](https://abelsquidhead.com/index.php/2019/09/02/github-actions-2-0-lets-do-something-a-little-more-involved/) - Abel Wang
- [Using C# code in your git hooks](https://medium.com/@max.hamulyak/using-c-code-in-your-git-hooks-66e507c01a0f) - Max Hamulyák
- [Hardware Intrinsics in .NET Core](https://devblogs.microsoft.com/dotnet/hardware-intrinsics-in-net-core/) - Tanner Gooding
- [GC Perf Infrastructure – Part 0](https://devblogs.microsoft.com/dotnet/gc-perf-infrastructure-part-0/) - Maoni Stephens
- [Check for Dark Mode in Xamarin.Forms](https://codetraveler.io/2019/09/11/check-for-dark-mode-in-xamarin-forms/) - Brandon Minnick

**F# vNext:**
- [F# tooling updates in VS 2019 16.3 Preview 3](https://docs.microsoft.com/en-us/visualstudio/releases/2019/release-notes-preview#fsharp)
- [FSharp.Compiler.Private only targets netstandard2.0](https://github.com/dotnet/fsharp/pull/7220/commits)
- New language suggestions:
  - [Allow for a shorter deconstruction syntax](https://github.com/fsharp/fslang-suggestions/issues/781)
  - [Relax RequireQualifiedAccess for record expressions](https://github.com/fsharp/fslang-suggestions/issues/780)
  - [Typed Holes](https://github.com/fsharp/fslang-suggestions/issues/779)

[https://twitter.com/dsyme/status/1169190489129652224](https://twitter.com/dsyme/status/1169190489129652224)

**GitHub projects**

- [microsoft/nlp](https://github.com/microsoft/nlp) - Natural Language Processing Best Practices & Examples
- [CompositionalIT/farmer](https://github.com/CompositionalIT/farmer) - An F# DSL to rapidly create non-complex Azure Resource Management (ARM) templates
- [dbrattli/Fable.Reaction](https://github.com/dbrattli/Fable.Reaction) - New Fable Reaction - Reactive (AsyncRx) for F# Elmish and Fable
- [fsharplang-ru/pulsar-client-dotnet](https://github.com/fsharplang-ru/pulsar-client-dotnet) - Apache Pulsar Client for .NET
- [DouglasConnect/ElmishToReact](https://github.com/DouglasConnect/ElmishToReact) - Wrap an Elmish program as a React component

**New Releases**
- [Flora.CssProvider 0.7.1](https://www.nuget.org/packages/Flora.CssProvider/0.7.1)
- [WebSharper 4.5.18](https://github.com/dotnet-websharper/core/releases/tag/4.5.18.348)
- [VS Code 1.38 (August Update)](https://code.visualstudio.com/updates/v1_38)
- [Pulsar.Client 0.1.4](https://www.nuget.org/packages/Pulsar.Client/)
- [FSharp.Literate 3.1.0](https://www.nuget.org/packages/FSharp.Literate/)
- [FSharp.AzureFunctions.V2.HTTP 1.0.0](https://www.nuget.org/packages/FSharp.AzureFunctions.V2.HTTP/)

> <https://twitter.com/praeclarum/status/1171447565096640513>

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

Previous F# Weekly edition – [#35, 2019](http://sergeytihon.com/2019/08/29/f-weekly-35-2019-behind-the-f-editor-tooling-f-weekly-vacation/)
