# F# Weekly #33, 2018 – Announcing F# 4.5 & VS 15.8

**URL:** <https://forums.fsharp.org/t/f-weekly-33-2018-announcing-f-4-5-vs-15-8/412>\
**Category:** General\
**Tags:** news\
**Created:** [August 19, 2018, 9:10am UTC](https://forums.fsharp.org/t/f-weekly-33-2018-announcing-f-4-5-vs-15-8/412 "2018-08-19T09:10:17Z")\
**Posts on this page:** 1\
**Page:** 1

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**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:** [August 19, 2018, 9:10am UTC](https://forums.fsharp.org/t/f-weekly-33-2018-announcing-f-4-5-vs-15-8/412/1 "2018-08-19T09:10:17Z")

</div>

Welcome to F# Weekly,

A roundup of F# content from this past week:

**News**

- [Announcing F# 4.5](https://blogs.msdn.microsoft.com/dotnet/2018/08/14/announcing-f-4-5/)
- [Visual Studio 2017 version 15.8](https://blogs.msdn.microsoft.com/visualstudio/2018/08/14/visual-studio-2017-version-15-8/)
- [.NET Core SDK 2.1.400 Update](https://blogs.msdn.microsoft.com/dotnet/2018/08/15/net-core-2-1-august-update/)
- [Rider 2018.2 Release Candidate](https://blog.jetbrains.com/dotnet/2018/08/16/rider-2018-2-release-candidate/)

**Videos**
- [Immutable application deployments with F# Make](https://www.youtube.com/watch?v=_sZT0CpJ6Vo) - Nikolai Norman Andersen

**Blogs**
- [Building WebComponents with Fable - Elmish - React](http://hardt.software/building-a-webcomponent-with-fable-elmish-react/) - Daniel Hardt
- [F# – A trading strategy backtester #1](https://francotiveron.wordpress.com/2018/08/18/f-a-trading-strategy-backtester-1/) - Franco Tiveron
- [The Page Module Model with F# and Canopy](http://devonburriss.me/page-module-model/) - Devon Burriss
- [Building an MVP with F# and Saturn](https://medium.com/lambda-factory/building-an-mvp-with-f-and-saturn-193a31f90acb) - Krzysztof Cieślak
- [Stupid F#: Taking JSON to the SPA 2](http://tiny-giant-books.com/blog/stupid-f-taking-json-to-the-spa-2/?ref=twitterpreview) - Daniel Markham
- [How to create a .NET Core F# application and generate executables for multiple operating systems](https://solarianprogrammer.com/2018/08/13/create-net-core-fsharp-app-generate-executables-multiple-operating-systems/) - Paul Silisteanu
- [Give me Monsters! (Part 4)](http://brandewinder.com/2018/08/12/give-me-monsters-part-4/) - Mathias Brandewinder
- [Creating a Slack bot with F# and Suave in less than 5 minutes](https://dusted.codes/creating-a-slack-bot-with-fsharp-and-suave-in-less-than-5-minutes) - Dustin Moris Gorski
- [Introduction to Data Science using F# and Azure Notebooks](https://blogs.msdn.microsoft.com/uk_faculty_connection/2018/08/10/introduction-to-data-science-using-f-and-azure-notebooks/?_lrsc=b341645f-2207-45ef-ad9c-ee7129c68c4b) - Lee Stott
- [F# 4.5 Arrives with Span Support, Aligning with .NET Core 2.1](https://visualstudiomagazine.com/articles/2018/08/16/fsharp-4-5.aspx) - David Ramel

**F# vNext**
- [FSC - 15.8 - Not ngen'ed](https://github.com/Microsoft/visualfsharp/issues/5518#issuecomment-413481076)
- [Where should F# and FSharp.Core release notes live?](https://github.com/Microsoft/visualfsharp/issues/5489)
- New ideas:
  - [Add Async.withCancellation](https://github.com/fsharp/fslang-suggestions/issues/685)
  - [Allow attributes for discriminated union case fields](https://github.com/fsharp/fslang-suggestions/issues/684)

> <https://twitter.com/CarstenK_Dev/status/1030029139003289600>

**Open source projects**

- [TimLariviere/ElmishContacts](https://github.com/TimLariviere/ElmishContacts) - Sample contact manager app entirely written in F# and Elmish.XamarinForms
- [mrakgr/The-Spiral-Language](https://github.com/mrakgr/The-Spiral-Language) - Functional language with intensional polymorphism and first-class staging.
- [ilmaestro/FsLamp](https://github.com/ilmaestro/FsLamp) - An F# Text Adventure game engine.

**New Releases**
- [Expecto v8.2.2](https://twitter.com/ExpectoIO/status/1029763168715853825)
- [VS Code July 2018 (version 1.26)](https://code.visualstudio.com/updates/v1_26)
- [FusionTasks 2.0.2](https://twitter.com/kozy_kekyo/status/1026785482032594944)
- [Giraffe 2.0](https://twitter.com/dustinmoris/status/1030951070875496448)
- [FsConfig 2.0.2](https://github.com/demystifyfp/FsConfig/releases)

> <https://twitter.com/gerardtoconnor/status/1029522852205264896>

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

Previous F# Weekly edition – [#32, 2018](http://sergeytihon.com/2018/08/11/f-weekly-32-2018-ml-net-0-4-rethinking-compilers-actors-in-clusters/)