Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• F# Community Diversity Program
• 2018 Board of Trustees Elections
• ESNext Proposal: F# Pipeline Operator
• Visual Studio 2017 for Mac Preview Release Notes

Videos & Slides

• Adopting F# at SBTech – Antya Dev

Blogs

• F# Data Type Providers in .Net Core – Luke Merrett
• 14 excellent reasons to use F# – Martin Heller
• Build web service using F# and ASP.NET Core – Samuele Resca
• F# and Word Stems – codesuji
• Concurrent Programming in Fsharp Using Hopac – Part 6 – Demystify FP
• Getting started with F# – Jakub Jedryszek
• Playing it safe with the SAFE stack – Part 1 – kainhart

F# vNext

• Merged: Enable generic attributes
• New ideas:
  • Allow pre-Mac OS X line endings in spec
  • Put access specifier before member keyword

Open source projects

• fshade – FShade is a Library allowing users to write Shaders in F# using code-quotations
• rest-api.sample – A simple WebSharper-based REST API
• FsGles2 – GLES2 bindings for F#
• WebSharper.Mvu – A new Elm-style library for WebSharper
• ConsulLeaderElection – Simple library(100% written in F#) to use leader election functionality based on Consul.

New Releases

• FSharpPlus 1.0.0
• FSharp.Configuration 2.0.0-alpha1 with Ini and Yaml TPs for netstandart2.0
• BlazorRedux v0.0.5 released
• FsConfig now supports dotnet core 2.0

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

Previous F# Weekly edition – #16, 2018

 

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• .NET Highlights in Visual Studio 2017 version 15.7 Preview 4
• Performance Improvements in .NET Core 2.1
• Help us plan the future of .NET!
• Diversity opportunity: “Capturing Domain Logic in F#” workshop
• Tensor for F# (n-dimensional array of an arbitrary data type)

fsharpConf 2018

• Welcome to fsharpConf
• Concurrent programming with F# – Tamizh Vendan (slides)
• The curious case of Freya, Suave and Giraffe: Reducing risks in picking a new tech –  Gien Verschatse (slides)
• The astounding fable of Fable – Alfonso Garcia-Caro
• Building mobile apps using Xamarin and F# – Jim Bennett
• How to look like a statistician: a developer’s guide to probabilistic programming – Evelina Gabasova
• A journey from learning F# to contributing to the compiler – Ody Mbegbu
• Distributed tracing, lessons learned – Gina-Marie Maini
• F# from the trenches – Vincent Labrecque
• Describing the world to visually impaired with F# and Cognitive Services – Edgar Sanchez
• The SAFE Stack: Rapid full stack F# development – Jeremy Abbott
• A bit of Foom & F# and hardware intrinsics in CoreCLR – Will  & Tanner
• A tale of two languages: F# & Q# – John Azariah
• Ask us anything about the F# Software Foundation –  Reed Copsey, Jr.
• Q&A with the F# team at Microsoft – Phillip Carter, Will Smith, Kevin Ransom

Blogs

• Backward compatibility and overloading – Jon Skeet’s
• Build web service using F# and ASP.NET Core – Samuele Resca
• Building Azure Functions With F# Script and Visual Studio Code by Mike Sigsworth
  • Step 1 – Setup Your Environment
  • Step 2 – Create the Function App
  • Step 3 – Run the Function Locally
  • Step 4 – Deploy the Function App to Azure
• Basic Syntax FSharp – Nam Vu

F# vNext

• Language Service Protocol support for FsAutoComplete
• Use Roslyn for backing metadata bytes in VS
• RFCs:
  • FS-1005 Package Signing
• New ideas:
  • Check well-formedness of let rec bindings
  • More “python-like” functionality for List/Array slice syntax
  • Comparison pattern
  • `return reraise()` under an `async{}` context should be possible

Open source projects

• WebSharper.Mvu – Elm-inspired MVU (Model-View-Update) architecture for WebSharper client-side applications.

New Releases

• Logary 5.0.0-beta.3
• Persimmock 0.0.1
• WebSharper 4.2.9
• WebSharper UI 4.2.5
• Trail 0.0.5

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

Previous F# Weekly edition – #15, 2018

 

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Do not miss virtual fsharpConf 2018, April 16
• Announcing .NET Core 2.1 Preview 2
• Check out new SAFE docs
• Introducing the JetBrains redistributable of MSBuild
• Explore CosmosDB with .NET Core and MongoDB

Videos & Slides

• EASING F# ADOPTION – Colin Bull
• Codemotion Rome 2018 – Getting started with F# development – Enrico Sada
• MIGRATE YOUR APPLICATION/LIBRARY TO .NET CORE/STANDARD – Enrico Sada

Blogs

• SAFE: Server Side rendering
• A Post on a Good Post – Jonathan Fishbein
• Saving New York with F#, Bloxorz and John McClane
• How we doubled Mono’s Float Speed – Miguel de Icaza

F# vNext

• New ideas:
  • Lazy.map
  • Detect the ‘entry’ script in F# scripts

Open source projects

• Roslyn.FSharp – Roslyn read-only API to work with F# code (via bridge to FSharp.Compiler.Service)
• Fable.React.Flatpickr – Fable binding for react-flatpickr that is ready to use within Elmish applications
• whitetigle/aws-lambda-serverless-fsharp – AWS lambda template for FSharp on netcore2.0 using Serverless framework
• EverybodyCode – Coding DOJO: Create your own programming language transpiled to JS with FParsec

New Releases

• Logary v5

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

Previous F# Weekly edition – #14, 2018

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Do not miss virtual fsharpConf 2018, April 16
• Microsoft uses SAFE as a form of validation for .Net core
• Workshop: MIGRATE YOUR APPLICATION/LIBRARY TO .NET CORE/STANDARD
• FSharp.Data  3.0.0-beta is out, and you can now use it in net.core 2
• Expecto supports Flip syntax
• Visual Studio 2017 version 15.7 Preview 3
• Visual Studio Roadmap
• Canopy 2.0 is out with .Net Standard 2.0 support – read how to migrate
• FAKE 5 is now in release candidate mode
• Up-for-grabs issues in F# projects

F# Exchange

• Keynote: Crossroads: F# in the middle of… nowhere? – Alfonso Garcia-Caro
• Fable for busy moms & dads! How F# and Fable help me to spend more time with my kids! – François Nicaise (slides)
• FEZ – fsharp type safety for the BEAM – Karl Nilsson (slides)
• Property Based Testing in F# – Christina Nicolau
• Elmish: get your dev stack back under control – Maxime Mangel (slides)
• SAFE apps with F# web stack – Tomasz Heimowski (slides)
• Easing the Path to F# Adoption – Colin Bull
• A journey into the F# compiler – Steffen Forkmann (slides)
• STOCK CARS, RASPBERRY PI, AND F# – Jamie Dixon
• Azure F#unctions – Mikhail Shilkov (slides)
• 3D Model Manipulation with F# – Wael El Oraiby
• Lightning Talk: Lessons from F#: From Academic Prototypes to Safety-Critical Systems – Heidy Khlaaf
• Lightning Talk: Session types for F#ers – Fahd Abdeljallal
• Lightning Talk: F# Support in JetBrains Rider – Eugene Auduchinok
• Keynote: F# Code I Love – Don Syme (slides)
• Keynote: F# in 2018! – Phillip Carter
• How do we cook highload microservices at SBTech – Anton Moldovan
• The Curious Case of Freya, Suave, and Giraffe: Reducing Risks In Picking a New Tech. – Gien Verschatse
• Keynote: Deep Learning with CNTK and F# – Mathias Brandewinder
• Geo-Art with F# and Ordnance Survey Data – Kit Eason
• Distributed Tracing, Lessons Learned – Gina Marie Maini
• Lightning Talk: Dr FunctionalLove or: How EROAD learned to stop worrying and love F# – Jim Bennett (slides)
• Lightning Talk: Existentials – Playing Hide and Seek With Your Types – Nicholas Cowle
• Park Bench Panel hosted by Don Syme

Videos & Slides

• SATURN: F# |> MVC – Jeremy Abbott
• Catch-of-the-day ported to fable by Roman Sachse
• Rethinking compilers with live coding – Tomas Petricek
• Building distributed applications with Akka.NET – Cecil Phillip, Kathy Hickman, Rich Lander
• MancFUG #007 – Type Providers – Ryan Roberts

Blogs

• Build A DeepLearning Algorithm From Scratch In F# 03 – Building A Deep Neural Network – Mathieu Clerici
• Composite as a monoid – a business rules example – Mark Seemann
• A Fishful of Dollars – Real World F#
• A Post on a Good Post – Jonathan Fishbein
• F# – Azure Cosmos DB – Using the Graph API with Cosmos DB driver – Timothé Larivière
• Squeezing More Out of the F# Type System – Introducing Crates – Tom Davies
• Awesome F# Exchange 2018 – Mikhail Shilkov

F# vNext

• New ideas:
  • Unions as Better Enumerations
  • Compound open statement

Open source projects

• CNTK.FSharp – F# utilities to make the CNTK .NET API pleasant to use from the F# scripting environment
• flatware – Type-safe F# state management (like Elm and Redux) for Blazor
• safe-dojo – An introductory dojo to learn how to develop full stack web applications in F#
• altcover – Instrumenting coverage tool for .net/.net core and Mono, emitting NCover or OpenCover
• panesofglass/trail – ASP.NET Blazor rendering with F#
• JetBrains/fsharp-support – F# support in JetBrains Rider

New Releases

• Expecto 7.0.1
• Frank 4.0.0
• Trail 0.0.3
• Logary v5.0.0-beta
• VS Code 1.22
• ILSpy 3.1 RTM

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

Previous F# Weekly edition – #13, 2018

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Navigation, find usages, file structure for F# scripts in Rider 2018.1 EAP!
• F# file reordering is released in Rider 2018.1 EAP 5
• Have you tried all F# Tools?
• .NET and WebAssembly – Is this the future of the front-end?
• FsPickler .NET Core Benchmarks
• fssf-ask-the-board/Open communication

Videos & Slides

• .NET Rocks: Concurrency in .NET with Riccardo Terrell
• Serverless Apps with Azure Functions in F# – Ruth Yakubu

Blogs

• Magic of F# Type Providers – Max Fedotov
• F# – Azure Functions – Using the correct FSharp.Core version – Timothé LARIVIERE
• Designing Data Objects in C# and F# – Yacoub Massad
• Exploring 4 Languages: Integrity and Consistency – Chris Krycho
• Opinionated Fable – Architecture & Performance – Kunjan Dalal
• Continuous Integration with Type Providers – Ody Mbegbu
• Part 2. Model-View-Update (MVU) style apps with WebSharper UI – Adam Granicz, IntelliFactory
• Coding for biology using Jupyter Notebooks – Dr Benjamin Hall  University of Cambridge

F# vNext

• Fix FCS problem with duplicate ByteFile
• [CompilerPerf] Reduce memory footprint for Typar type

Open source projects

• fsharp-forms-netstandard – Xamarin Forms template with netstandard 2.0 shared project
• Fable.SimpleXml – A library for easily working with XML in Fable projects
• Suave.SerilogExtensions – Suave plugin to use the awesome Serilog library as the logger for your application

New Releases

• WebSharper 4.2.8 released with in-document template binding
• Frank 4.0.0
• Gjallarhorn 1.2.3
• FAKE 5 now supports debugging scripts

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

Previous F# Weekly edition –#12, 2018

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Visual Studio 2017 version 15.6.4
• Get started building .NET web apps that run in the browser with Blazer
• ASP.NET Core manageability and Application Insights improvements
• Calling all Desktop Developers: how should UI development be improved?
• Announcement: Driving towards zero .NET Core 2.1 bugs by March 31 (ZBB)

Videos & Slides

• Episode 3: WTF# is the F# Mentorship Program?
• Implementing an Event-Driven Microservices architecture in a F# – Nikhil Barthwal
• AvaloniaUI – cross-platform XAML-oriented .NET UI framework – Nikita Tsukanov
• Live Coding FognitiveServices with Eric Potter
• Developer On Fire Episode 323 | Don Syme – Languages and Stories
• Lambda Days 2018 – Evelina Gabasova – How to look like a statistician (…)
• F# and the functional SAFE Stack with Krzysztof Cieślak
• What we talk about when we talk about monads – Tomas Petricek

https://twitter.com/dsyme/status/954107061578752002

Blogs

• Concurrent Programming in fsharp Using Hopac – Part 5 – Demystify FP
• Communicating aggregates – Wouter Naessens
• Even more Functional Adventures in F# – Getting rid of temp variables – Eowind
• When Man and Machine (Learning) collide – Enrico Meloni
• Fable F# — Why and How – Gary Bilkus
• Functors, applicatives, and friends – Mark Seemann

F# vNext

• That’s over 50% reduction in managed heap, and 38% reduction in overall memory usage
• New ideas:
  • Support multiple CustomOperation on methods

Open source projects

• ts2fable – Parser of Typescript declaration files
• taipan – Web application security scanner
• websharper-samples/LoginWithBulma – Get started with WebSharper – super simple hands-on tutorial and sample project

New Releases

• FSharp. Quotations. Evaluator 1.1.0 (with .net standard 2.0 support)
• MiniScaffold 0.8.0
• Logary v5
• Fable.Remoting 2.2
• Gjallarhorn 1.2.2
• Expecto. Template 7.0.0

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

Previous F# Weekly edition –#11, 2018

 

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• What Languages Are Associated with the Highest Salaries Worldwide? – F#
• Visual Studio 2017 version 15.6.2
• New course! “Cloud Native .NET” from Michael Newton‏
• New WebSharper web site is out!
• Announcement: Driving towards zero 2.1 bugs by March 31 (ZBB)
• .NET Framework 4.7.2 Developer Pack Early Access build 3056 is available!
• System.IO in .NET Core 2.1 sneak peek
• Check out Mechanic VSCode extension
• Xamarin.Forms running on the Web using WebAssembly
• Ooui.Wasm – .NET in the browser

Videos & Slides

• Lambda Days 2018 Videos
• Live Coding FognitiveServices with Eric Potter
• Create a Web Application and push it into Docker Hub – Golnaz, Alena Hall

Blogs

• Functional Adventures in F# – Using Map Collections – Eowind
• What is the benefit of Functional Programming? – Kasey Speakman
• RouteMaster and the Tale of the Globally Unique Voters – Michael Newton‏
• Using Entity Framework Core with F# – Eelco Mulder
• Concurrent Programming in fsharp using Hopac – Part 4 – Demystify FP
• Overview of F# Syntax

F# vNext

• F# RFC FS-1048 – Extend ComputationExpression builders with Map : m<‘a> * (‘a -> ‘b) -> m<‘b>
• WIP PR: [FS-1030] – Anonymous records
• WIP PR: [FS-1047] – match! (match-bang)
• New ideas:
  • Pattern matching enums: print names of enum cases that are not covered by a pattern match
  • imply record labels from expressions

Open source projects

• SAFE-Stack/SAFE-Chat – IRC-style chat demo featuring full-stack F#, Akka.Streams, Akkling, Fable, Elmish, Websockets and .NET Core
• fsprojects/Elmish.XamarinForms – Elmish for Xamarin.Forms
• pkese/raspberry-fsharp – F# full-stack IoT starter project for Raspberry Pi
• Zaid-Ajaj/Fable.SimpleXml – A library for easily working with XML in Fable projects

New Releases

• TickSpec 1.1.0
• Expecto v7.0.0
• MiniScaffold 0.7.0

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

Previous F# Weekly edition –#10, 2018

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• F# language and tools update for Visual Studio 2017 version 15.6
• F# Language and Tooling Improvements in VS 15.6 (reddit)
• fsharpConf 2018 – April 16
• Visual Studio 2017 version 15.6 Release Notes
• F# + NUnit/xUnit. Test Explorer, CodeLenses, commands, debugger.
• Diversity opportunity: “Practical Machine Learning with Functional Programming” workshop
• Comparing AWS Lambda performance of Node.js, Python, Java, C# and Go

 

Videos & Slides

• From dependency injection to dependency rejection – Mark Seemann
• MVP Summit F# Meetup / Making archive IL2C #6-53 – Kouji Matsui
• A Session Type Provider – Rumyana Neykova (paper)
• SAFE apps with F# web stack – Tomasz Heimowski

Blogs

• SAFE apps with F# web stack – Tomasz Heimowski
• Tales from the Development of Wasp Podcatcher – Episode 4: Go GraphQL – Arthur Rump
• Rounding Algorithms from Property Based Testing – Anthony Lloyd
• How to parse, simplify, differentiate and evaluate/solve (using Newton’s method) equations and expressions in F# – Elemar JR
• Implementing API Gateway Pattern in fsharp using Hopac – Demystify FP
• Functional Adventures in F# – A simple planner – Eowind
• Setting up multi-targeting build with Mono – Atle Rudshaug‏
• Implementing an event sourced domain model in F# – Wouter Naessens
• Visual Studio 15.6.0 vs .net like projects – Michał Niegrzybowski
• Snippets From A Real World FSharp Architecture – Jonathan Fishbein
• Composite as a monoid – Mark Seemann
• F# and DotEnv – codesuji

F# vNext

• F# RFC FS-1047 – (match! syntactic sugar in computational expressions) 
• New ideas:
  • Add iter, iterError, contains, and orElse to the Result module in FSharp.Core
  • finally!
  • Pattern matching enums: adjust warning

Open source projects

• cmeeren/Cvdm.ErrorHandling – AsyncResult and Result computation expressions and helper functions for error handling in F#
• aws-serverless-lambda-fsharp-template – Template for F# Serverless Application on AWS Lambda (.net core 2.0)
• alga-fsharp – Port of the alga Algebraic Graphs library to F#
• Vscode-Fsharp-Refactor – Additional F# refactoring tools for vscode. Less keystrokes, more F#, more fun(ctional programming).
• pottereric/FognitiveServices – F# Wrappers for the Azure Cognitive Services
• DanielOliver/FLexer – Simple Lexer and Parser in F#
• lucaslorentz/minicover – Minimalist Code Coverage Tool for .NET Core
• bartsokol/XmlDoc2Md – .NET XML code documentation to Markdown converter written in F#

New Releases

• Expecto 6.0.0
• Gjallarhorn 1.2.2
• Gjallarhorn. Bindable. Wpf 1.0.0-beta7
• Expecto. Template 7.0.0
• Akkling 0.9.0
• WebSharper 4.2.4
• Fable.React 3 alpha
• TensorFlowSharp 1.6.0-pre1
• OneOf. FSharp 2.1.116
• Giraffe 1.2.0-preview-1

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

Previous F# Weekly edition –#9, 2018

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Get Programming with F# – Final PDF eBook Edition available now
• New Book: Data Programming with F# by Richard Broida
• New guide: Updating a Type Provider to be suitable for use with the .NET SDK
• Do you know how Fable 2.0 will look like?
• Five steps to enable Server-Side Rendering in your Elmish + DotNet Core App
• Announcing .NET Core 2.1 Preview 1
• Rider 2018.1 EAP is open
• How generics were added to .NET
• Paket will support Windows Credential Manager
• ValueTask upgrade coming to .NET Core 2.1

Videos & Slides

• Functional – first Programming with F# – Tomáš Petříček
• What’s next? A friendly guide to your next programming language – Andrea Magnorsky
• How do we cook highload microservices at SBTech – Anton Moldovan
• LambdUP videos

Blogs

• Concurrent Programming in fsharp using Hopac (Part-I) – Tamizhvendan S
• Concurrent Programming in Fsharp Using Hopac (Part-2) – Tamizhvendan S
• FSharp Mentorship: Week 1 – Joshua Horwitz
• Snippets From A Real World FSharp Architecture – Jonathan Fishbein
• Creating F# solutions in VSCode from scratch – Atle Rudshaug
• New Plugin for Xamarin & Multi-Target Templates for Visual Studio 2017 – James Montemagno
• WebSharper 4.2 released
• F# + Fable Talk Notes – Stachu Korick
• F# and DotEnv

F# vNext

• “Modernizing” FSharp.Data to supporting .NET Standard programming, and to be usable with the cross-platform F# compiler in the .NET SDK (which executes with .NET Core)
• Merged: Reduce memory footprint for Val type
• New ideas:
  • Span<T> etc. support

Open source projects

• fsharp-hedgehog-experimental – Hedgehog with batteries included: Auto-generators, extra combinators, and more.
• write-you-an-inference-in-fsharp – Different type inference algorithms implemented in F#
• FS-IMAP – An F# IMAP Server

New Releases

• WebSharper 4.2
• Stanford.NLP.NET 3.9.1
• MiniScaffold 0.5.1
• FSharp. Collections. ParallelSeq 1.1.0 (net standard support)

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

Previous F# Weekly edition –#8, 2018