# F# Weekly #14, 2020 – .NET 5.0 Preview 2 & tasks and resumable state machines in the F# compiler

**URL:** <https://forums.fsharp.org/t/f-weekly-14-2020-net-5-0-preview-2-tasks-and-resumable-state-machines-in-the-f-compiler/1249>\
**Category:** General\
**Tags:** news\
**Created:** [April 4, 2020, 10:17am UTC](https://forums.fsharp.org/t/f-weekly-14-2020-net-5-0-preview-2-tasks-and-resumable-state-machines-in-the-f-compiler/1249 "2020-04-04T10:17:45Z")\
**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:** [April 4, 2020, 10:17am UTC](https://forums.fsharp.org/t/f-weekly-14-2020-net-5-0-preview-2-tasks-and-resumable-state-machines-in-the-f-compiler/1249/1 "2020-04-04T10:17:45Z")

</div>

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

**News**

- [Announcing .NET 5.0 Preview 2](https://devblogs.microsoft.com/dotnet/announcing-net-5-0-preview-2/)
- [Regex Performance Improvements in .NET 5](https://devblogs.microsoft.com/dotnet/regex-performance-improvements-in-net-5/)
- [ASP.NET Core updates in .NET 5 Preview 2](https://devblogs.microsoft.com/aspnet/asp-net-core-updates-in-net-5-preview-2/)
- [Helping Customers Effectively](https://devblogs.microsoft.com/dotnet/helping-customers-effectively/)
- [Balancing work on GC threads](https://devblogs.microsoft.com/dotnet/balancing-work-on-gc-threads/)
- [Improved Git Experience in Visual Studio 2019](https://devblogs.microsoft.com/visualstudio/improved-git-experience-in-visual-studio-2019/)
- [.NET for Apache® Spark™ In-Memory DataFrame Support](https://devblogs.microsoft.com/dotnet/net-for-apache-spark-in-memory-dataframe-support/)

**Videos and Slides**
- [Learn how to deploy complete .NET Web Apps to Azure in less than 5 minutes!](https://www.youtube.com/watch?v=5nRZwxMQUFE) - Compositional IT
- [F# Online - Paul Blasucci - A Deep Dive into Active Patterns](https://www.youtube.com/watch?v=Q5KO-UDx5eA&feature=youtu.be)
- [Async in .NET - Dotnetos Webinar](https://www.youtube.com/watch?v=X1ey7wXToV4)
- [Dev Impressions with Steffen and Isaac - F# & SAFE](https://www.twitch.tv/videos/579189670) - Krzysztof Cieślak
- [Very Beginner/Non-programmer friendly! Some simple F# to help with tournament systems](https://www.twitch.tv/videos/577668097) - GarethHubball
- [Tips on public speaking from Andres, Phil, Scott, and Cecil](https://www.youtube.com/watch?v=f1f-nRaVymA)
- [ASP.NET Community Standup - Mar 31, 2020 - Blazor Update with Dan Roth and Steve Sanderson](https://www.youtube.com/watch?v=RsPXkgOL2gI)
- [F# and Avalonia.FuncUI Stuff Test Stream](https://www.youtube.com/watch?v=i1drhyKEVKQ) - Angel D. Muñoz
- [Building and exploring with F#](https://www.twitch.tv/videos/582616077) - 7sharp9
- [TypeScript for F# Zealots](http://tpetricek.github.io/Talks/2020/typescript-fsharp-zealots/#/) - Tomas Petricek

**Blogs**
- [Learning F# - Step 4](https://darrensnotebook.blogspot.com/2020/03/learning-f-step-4.html) & [Step 4 Revisited](https://darrensnotebook.blogspot.com/2020/03/learning-f-step-4-revisited.html)- Darren Hale
- [One Strategy to Unit Test Giraffe HttpHandlers in F#](https://thesharperdev.com/one-strategy-to-unit-test-giraffe-httphandlers-in-fsharp/?utm_content=bufferbf461&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer) - Morgan Kenyon

**F# vNext**

> <https://twitter.com/dsymetweets/status/1246100958339387392>

- dotnet/fsharp: [COVID-19 impact on this repository](https://github.com/dotnet/fsharp/issues/8879)
- New RFCs:
  - [F# RFC FS-1087 - Tasks and resumable state machines](https://github.com/fsharp/fslang-design/blob/master/RFCs/FS-1087-resumable-code-and-task-builder.md)

- F# Language Suggestions:
  - [Support XML documentation on end of line](https://github.com/fsharp/fslang-suggestions/issues/860)

> <https://twitter.com/dsymetweets/status/1245784540641136642>

**GitHub projects**

- [pimbrouwers/Donald](https://github.com/pimbrouwers/Donald) - Functional F# interface for ADO.NET.
- [dmannock/FsharpRampart](https://github.com/dmannock/FsharpRampart) - Determine how intervals relate to each other.

**New Releases**
- [AltCover 6.8.761](https://www.nuget.org/packages/AltCover/6.8.761)
- [FsUnit 3.8.1](https://www.nuget.org/packages?q=fsunit)
- [FSharpPlus 1.1.0-RC4](https://www.nuget.org/packages/FSharpPlus/1.1.0-RC4)
- [Pulsar.Client 0.18.0](https://www.nuget.org/packages/Pulsar.Client/)

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

Previous F# Weekly edition – [#13, 2020](http://sergeytihon.com/2020/03/28/f-weekly-13-2020-f-online-vsmac-and-ionide-updates/)