Sergey Tihon's Blog

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Two free slots in F# Advent Calendar in English 2015!
• Ionide-fsharp is now in VS Code (with FAKE and Paket plugins). Join the Ionide family and contribute!
• New free ebook: Analyzing and Visualizing Data with F# by Tomas Petricek
• Xebec is coming!
• Mono 4.2 is now in the stable channel
• Machine Learning in Action – in F#
• How does Paket stack up against NuGet 3’s project.json?
• Vote if you like: Octopus Deploy – Allow the use of F# script (.fsx) in place of Powershell/ScriptCS
• Test-Driven Development with F# is free with VS Enterprise
• We’re looking for someone who volunteers to update FAKE’s NUnit helper to v3
• F# FunScript Office365 Add-in

Videos/Presentations

• Lean and Functional Programming – Bryan Hunter
• Types + Properties = Software – Mark Seemann
• Panel Discussion Code Mesh (Tony Hoare, Don Syme, Joe Armstrong, Josh Watzman)
• Welcome/Introduction and Doing Data Science with FsLab – Tomas Petricek, David Stephens, Brody Berg
• Crunching through big data with MBrace, Azure and F# – Mathias Brandewinder
• Functional Geekery Episode 35 – Rachel Reese
• Getting Started with Visual F# – David Stephens
• Generative Art – Functional Vilnius 2015 – Phillip Trelford

Blogs

• Understanding Parser Combinators – Scott Wlaschin
• Implementing F# interactive intellisense support for Visual Studio – Aleksey Vlasenko
• Npm build with F# FAKE – Tomas Jansson
• T4 Generates my business objects for me revisited with F# – Brandon D’Imperio
• A Few Hours With….F# – Bear & Hammer
• F# + ML |> MVP Summit – Tomas Petricek
• Kafka/Visual Studio Code/OSS… Distributed Consensus, Things to Learn – Composite Code
• Release of MBrace 1.0, a Distributed Programming Framework for .NET – Pierre-Luc Maheu
• Generic lenses for F# record-types – Dominic Graefen
• F# tackles James Bond – Evelina Gabasova
• Constructing lenses using quotations -Mark Watts
• F# Friday – Array.splitAt – Brad Collins

F# vNext News 

• F# Open Standup: Monday 11/23/2015 — 10:00 AM pt 10:30 AM pt
• The MSDN overview docs for the F# language are now open source and accepting pull requests
• F# for CoreCLR Status
• Merged: Migrate Cambridge test suite (tests/fsharp) runner to NUnit
• Recently proposed ideas:
  • Add function parameter default value shorthand

Open source projects

• freya – functional-first web stack, including an HTTP finite state machine, built on top of OWIN
• Exira.SimpleHttpServer – a simple HTTP server to serve static files
• Exira.StaticMailer – a REST endpoint running in a Windows Service to enable static sites to easily send mail.
• fscontrol – An F# base library with standard ad-hoc polymorphic functions over primitive types
• mitls-fstar – TLS implemented in F*
• telefone – Telegram bot library in F#
• Fun Basic
• vim-fsharp – F# bindings for vim
• MBrace.AWS – MBrace runtime implementation targeting Amazon Web Services

New Releases

• FSharp.Control.AsyncLazy 1.2.0
• SwaggerProvider 0.1.1-beta
• GeographicLib.FSharp 0.0.151117.45
• FSharp.RDF 1.1.97
• Akka.NET .FSharp.API.Extensions 0.1.0.2
• MBrace.Azure v 1.1
• FSharp.Dnx 1.0.0-beta1
• FSharp.Configuration 0.5.7
• MBrace.Azure 1.1.4
• FSharp.IO.FileSystem 1.1.0

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

Previous F# Weekly edition – #46

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• F# Advent Calendar in English 2015 is filled!
• New FsReveal version (based on awesome reveal.js 3.2) is out
• Microsoft Azure Data Lake: Native support for F# with USQL
• Take the time to try F# Docker image
• A good article for choosing the right ORM
• Demo from Tomas Petricek Pluralsight course on F# and Type Providers, running live.
• Working self-contained getting-started sample for Suave Web Scripting
• New Book: F# for Machine Learning Paperback by Sudipta Mukherjee
• F# Script that creates word cloud
• Check out project teddy, it’s a talking teddy bear using ML, F# and Win10 IoT core

Videos/Presentations

• Coreclr F# Compiler building Hello, World on linux – Kevin Ransom
• A simple demo of Suave on the coreclr running on linux – Kevin Ransom
• MBrace: REPL driven scalable computation – Eirik Tsarpalis
• F# for Industrial Applications – Worth a Try? – Daniel Egloff
• Practical Machine Learning in F# by Sudipta Mukherjee at Functional Conf 15 (slides)
• Second FSharp.TV Hangout on Air
• Functional Programming; What? Why? When? – Robert C Martin
• 7 ineffective coding habits many F# programmers don’t have – Yan Cui (slides)

Blogs

• Archeological Semiotics: The Birth of the Pipeline Symbol, 1994 – Don Syme
• Options pricing in F# – Jan Fajfr
• Wonderland Katas, F# style – Mathias Brandewinder
• Simple Web API OWIN host using F# – Kevin Holditch
• How I learned to stop worrying and love the CI server – Bjørn Einar Bjartnes
• F# Presentations at CodeMash 2016 – Craig Stuntz
• F# Community Hero – Dave Thomas
• Getting into FunScript – Mike Janger
• F# Friday – Seq.groupBy – Brad Collins
• Null has no type, but Maybe has – Mark Seemann
• Stateful Akka.NET actors with F# – Mark Watts
• Generic lenses for F# record-types – Dominic Graefen

F# vNext News 

• Open Standup for F# contributors and people interested in contributing: Monday 11/16/2015 10:00 -10:30 AM
• Recently proposed ideas:
  • Add stable sort for Array module
  • Add “row polymorphism” aka “extensible records”
  • Lift parameter names from the callee

Open source projects

• soma – F# Sql Oriented MApping framework
• Exira.Route53Updater – a console application which updates a Route 53 record with the current EC2 hostname
• ges-runner – Exira.EventStore.Runner is a wrapper that uses Topshelf to run EventStore as a Windows Service
• fsharp.interop.dynamic – portable class library dynamic operator using the DLR
• ionide-fsharp – Set of Atom plugins for F# development
• TraktorAutoNextSong – A small tool for automatically finding next song to play when DJing using TraktorPro2
• FSharp.Automaton – port of automaton
• modelmod – A system for modifying art in games
• codesize – Code size visualization tool with PDB/ELF/Mach-O support
• argu – A declarative CLI argument/XML configuration parser for F#
• visualfsharpdocs – Visual F# Tools documentation repo

New Releases

• MBrace 1.0
• FAKE 4.9.1
• FsCheck 2.2.2
• Orleankka.Fsharp 0.10.10.0
• SwaggerProvider 0.0.4-alpha
• Hornbill 1.3.4
• FSharp.Automaton 0.2.0
• FSharp.Control.AsyncLazy 1.0.0
• FSharpx.Reflection 1.9.7
• fsharp-mode (20151114.1700) — F# mode for Emacs
• Persimmon.Dried 1.1.0
• WebSharper 3.5.16

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

Previous F# Weekly edition – #45

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• The last chance to jump into F# Advent Calendar in English 2015 and open it together with Rachel Reese.
• Proof of concept for running Suave on Docker with Paket.
• “Accessing Data with #fsharp Type Providers” is now live on Pluralsight
• SharePoint Add-ins in F# using WebSharper UI.Next
• Lots of F# Enhancements in Preview Release: Xamarin Studio 6.0
• It would be great if people could update http://fsharp.org/use/linux with info on F# + Docker, or add a new guide here http://fsharp.org/use/Docker.
• Towards an HDF5 type provider in FSharp.Data.Toolbox
• Paket reached 300k downloads!
• Report: Jet Lands $500 Million In Funding From Fidelity
• Jet.com to Raise Funds Valuing the Amazon Rival at $1.5 Billion

Videos/Presentations

• F# Cloud Programming – Real World Topics – Yi Wei
• Machine learning with F# and Accord.NET – Alena Dzenisenka
• Iterazione di Game of Life in Fsharp – Tony X
• “Putting fun into data analysis with F#” talk at Oredev 2015 -Evelina Gabasova
• Patterns and practices for real-world event-driven microservices – Rachel Reese
• Real-time democratizing of event-driven big data – Rachel Reese

Blogs

• Creating a Code Analyzer using F# – John Koerner
• 2D Character Design With F# And GDI+ – Mohammad Shuvo
• Exercises in Programming Style–Infinite Mirror – Yan Cui
• Options pricing in F# – Jan Fajfr
• Automating Xamarin Builds With FAKE – Part 3: Building And Running Unit Tests – Jon Wood
• Writing Xamarin.Forms Apps in F# – Сharles Petzold
• Data-aware workbooks and client-side data access with WebSharper.Data – Adam Granicz
• Exercises in Programming Style–Kick Forward – Yan Cui
• F# Friday – Code That Looks Like Math – Brad Collins
• F# Coding Dojo – Fractal Forest – Raouf Chebri
• Lunchtime LINQ Challenge #2 Answers in F# – Mark Heath
• XPlot ‘hello world’ – Using Google Charts – Leif Battermann
• Магия треугольника Серпинского в функциональном стиле -Митя Сошников

F# vNext News 

• How to contribute to F#? Add more linters to F# PowerTools.
• Samuel Bronson is taking the scalpel to the F# build scripts, wish him luck and encouragement here
• Paddy McDonald is migrating Visual F# unit tests to Xunit 2.0 so they will work on coreclr
• Huge effort by Enrico Sada in porting the main F# tests from scripts to NUnit & then xUnit.
• Recently proposed ideas:
  • Allow upcast in type test pattern (inside computation expression)
  • add Async.Choice to FSharp.Core

Open source projects

• zerotonine – a tool for maintaining .NET Assembly versions across multiple files
• fpworks – repository hosting the open-source Nu Game Engine and related project
• prajna – a distributed functional programming platform for interactive big data analytics and cloud service building
• RouteProvider – a type provider for web routing
• exchange2crm – Sync.Today Lite for Microsoft Exchange and Microsoft Dynamics CRM: Import Office 365 Exchange Contact to Microsoft Dynamics CRM
• Hopac – a Concurrent ML style concurrent programming library for F#
• FSharp.NeuralNetwork – a simple neural network framework for F#
• SketchBot – a robot of sorts to drive an Etch-a-sketch
• ArithmeticEvaluation – very nice example of using F# fslex and fsyacc
• cantos – F#st and furious static website generator
• clonalanalysis – Bayesian estimation of parameter likelihood for a simple model of clonal development
• MicroCS – Micro C# Compiler
• visualfsharp-docker – Visual F# on CoreCLR
• fsautocomplete – F# compiler service API exposed via a console application
• FsMachines – a stream processing library for F#

New Releases

• FAKE 4.8 with RoboCopy and npm support
• FsCheck 2.2.1
• FsUnit 1.4.0
• Gluon 1.0.0
• F# Azure Storage Type Provider 1.4.0
• FeldSpar Test Framework for F# 1.1.0
• FSharp.RDF 1.1.95
• FSharp.ORM 1.1.0
• Suave 0.33.0
• SwaggerProvider 0.0.2-alpha

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

Previous F# Weekly edition – #44

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• There are still 5 free slots in F# Advent Calendar in English 2015, please join.
• If you deploy production code in F#, please add a testimonial to fsharp.org (Just edit and send a PR)
• Original Japanese “F# Advent Calendar 2015” was announced.
• Using Paket from F# Interactive
• MBrace contributing guide.
• Free F# programming course, courtesy of Xamarin & FSharp TV
• F# finally has an official docker image
• MBrace.Azure now has a simple way to provision Azure clusters from F# Interactive
• Running an iterative algorithm at scale with incremental notifications
• Collaboration to Translate C++ to F#
• C# Interactive meets Vagabond
• Early View of C# 7 with Mads Torgersen
• Announcing .NET Framework 4.6.1 RC
• List of Automated Testing (TDD/BDD/ATDD/SBE) Tools and Frameworks for .NET
• LLILC at Six Months – a Retrospective

Videos/Presentations

• F# Cloud Programming – Real World Topics – Yi Wei
• Everything Old is New Again: Quoted Domain Specific Languages – Philip Wadler
• F# 4.0 with Lincoln Atkinson
• FsCheck: For Each Function There Exist Properties to Be Checked – Paulmichael Blasucci
• Currying in a Hurry – Jeremy Abbott
• www.fsharp.tv/learn-f#

Blogs

• Chess Piece Design In F# – Mohammad Shuvo
• Async Programming in F# – Phillip Carter
• Functional vs. imperative error handling – Leif Battermann
• F# Friday – List.tryHead – Brad Collins
• LINQ Challenge #1 Answers in F# – Mark Heath
• Take control of your build, CI and deployment with FSharp FAKE – Tomas Jansson
• Sequential Logic Emulation with F# – Part 2 – Steven Pemberton
• Exercises in Programming Style–Code Golf – Yan Cui
• SQL Type Providers and Continuous Integration with FAKE – Leif Battermann
• F# – Time Traveling Debugger – Ramón Soto Mathiesen
• F# Friday – Array.last and Array.tryLast – Brad Collins

F# vNext News 

• Please help test this important PR “Migrate Cambridge test suite (tests/fsharp) runner to NUnit“

Open source projects

• awesome-dotnet – a collection of awesome .NET libraries, tools, frameworks and software
• Cronix – an open source job scheduling library
• full-build – a smart build system
• Markov Bot Dojo – a simple computer program built to simulate a conversation
• PostgresDoc – unit of work + document database on Postgresql
• fuchu – functional test library for F#/C#/VB.NET
• vagabond – a library for distributing dynamic assemblies
• persimmon – a unit test framework for F# using computation expressions
• fseye – a visual object tree inspector for the F# Interactive
• matprovider – type provider for .mat files
• ionide-websharper – WebSharper for the Ionide plugin suite
• wonderland-fsharp-katas – F# port of gigasquid/wonderland-clojure-katas
• FSharp.Client.Formlet

New Releases

• FSharp.TypeProviders.StarterPack 1.1.3.76
• Suave.LibUv 0.33.0-libuv1 (docs)
• F# Data Toolbox (Sas) 0.11.0
• F# Data Toolbox (Twitter) 0.11.0
• FSharp.Charting 0.90.13
• FSharp.Azure .StorageTypeProvider 1.4.0
• WebSharper 3.5.13
• FSharp.Management 0.3.1
• Simple.Wpf.FSharp.Repl 1.23.0.0
• CoreTweet.FSharp 0.6.0.251
• FSharp.Actor-logary 3.4.2

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

Previous F# Weekly edition – #43

Welcome to F# Weekly,

This is an anniversary edition of F# Weekly, we are together for 3 years already! Just wow! It was an amazing time, a lot of things changed in the F# world during this period, but one thing stays the same – you still read F# Weekly every week, thank you for that!

In order to celebrate this date, I ask you to join “F# Advent Calendar in English 2015” and make this December unbelievably cool!

A roundup of F# content from this past week:

News

• .NET LLVM compiler – a 6 month retrospective
• First CoreCLR program that uses Paket.
• FCor – a new open source F# numerical library accelerated by MKL
• F# Day by Day – F# introduction in 20 daily lessons by Ralf Westphal.
• FSharp-JVM-Life – an F# Conway Game of Life running on the JVM.
• gluon – F# to Typescript communication
• resharper-paket – Plugin for ReSharper to support Paket references correctly
• Paket support for vnext project files
• New outlining is coming to F# Power Tools.
• Word count example using MBrace

Videos/Presentations

• Property-Based Testing using F# with Mark Seemann
• FsCheck: For Each Function, There Exist Properties to be Checked – Paulmichael Blasucci

Blogs

• An open letter about the terms “F#” and “Visual F#” – Don Syme
• Minimal CoreCLR Console App – Cameron Taggart
• F# Past and Future Discussed at F# Gotham – Pierre-Luc Maheu
• MBrace, CloudFlows and FSharp.Data – data analysis made easy – Isaac Abraham
• Constraints in FSharp – Tomas Jansson
• User Groups and F# – Simon Foster
• Introduction to F# : Hello World! – Carl Kinghorn

F# vNext News 

• Microsoft commit to bring F# support to .NET Native
• How to help with building F# for the CoreCLR
• F# for CoreCLR Status
• Recently proposed ideas:
  • Allow the compiler to take source code files in any order

New Releases

• F# mode for Emacs (20151024.419)
• Suave v0.33 with libuv support
• Ionide-fsharp v1.4 moved to SuaveIO based FSAC.

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

Previous F# Weekly edition – #42

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Preview Release: Xamarin Studio 6.0 with Roslyn Support
• Expert F# 4.0 is coming…
• New book: Multi-Paradigm Programming Using F# and .NET by Ali Baghernejad
• FeldSpar – Opinionated Purely Functional Unit Test Framework
• fsharp-dnx – F# + ASP.NET vNext (DNX) support
• fsharp-dnx-templates – Visual Studio templates for creating DNX projects with F#.
• Open Source Software from Microsoft for Academics – Microsoft Research
• Introducing ReSharper Build
• Introduction to F# Programming by FsharpTV
• Almost 900 GitHub projects use Paket.
• Anyone interested in being involved in making an F# based OSS web CMS? Please contact @jeroldhaas.

Videos/Presentations

• Better Code with Functional Programming with Dave Fancher
• F# in the Real World – Yan Cui
• Real World Event Sourcing and CQRS – Matt Hawkins
• Currying in a Hurry – Jeremy Abbott
• Dr Frankenfunctor and the Monadster – Scott Wlaschin
• Computation expressions in context – Andrea Magnorsky
• Reactive & Concurrency F# workshop – Riccardo Terrell
• FSharp Coding Hangout with FSharp.TV

Blogs

• Crazy stuff people do with FAKE and Paket – 1 of n – Steffen Forkmann
• A Docker to try building F# for CoreCLR on Linux – Cameron Taggart
• Random Art Generation with F# – Richard Griffiths
• Automating Xamarin Builds With FAKE – Part 2: Building PCL, IOS, And Android Projects – Jonathan Wood
• Simple Calculator In F# – Mohammad Shuvo
• Implementing Your Own Version of F#’s List.Filter – Cameron Presley
• Functional queueing with RabbitMQ and F# –  Claus Sørensen
• Eliminating Bugs with Single Case Discriminated Unions – Reid Evans
• Mini US Tour – Fall 2015 – Phillip Trelford
• Lenses in F# – Mark Watts
• F# Friday – Seq.choose – Brad Collins
• FSharp Gotham – Experience report – Andrea Magnorsky
• Comparing C# and F# code – Frank Joppe
• Constraints in FSharp – Tomas Jansson
• Bulk SQL projections with F# and type providers – Jef Claes
• Day #20 – Units of measure – fsharpdaybyday

F# vNext News 

• Latest Visual F# 4.0 Update 1 preview for VS 2015
• The F# issue: “Visual Studio locking access to xml doc files”. VSplat has fixed it. It’s in VS2015 Update 1
• Recently proposed ideas:
  • Match discriminates on both argument evaluation and thrown exception
  • Catch improper use of monadic return in async

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

Previous F# Weekly edition – #41

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Check out new release of Visual F# PowerTools with FSharpLint integration, bug fixing and performance improvements!
• Lightweight FsUnit with Paket
• Workshop: Scale Up and Scale Out .NET Applications with GPUs and the Cloud
• WebSharper 3.5 with pluggable HTML support
• Visual Studio 2015 Update 1 CTP with C# REPL
• The {m}brace cloud programming framework docs have been updated. Docs are here.
• Cimfu.Suave.Healthcheck – a pluggable healthcheck endpoint for the Suave functional web server.
• Collectable assemblies on CoreCLR, brought to you by the community
• F# Day by Day

Videos/Presentations

• Tomas Petricek on F# for the Web with Type providers and FunScript
• Akka.NET with F#: Getting functional with Reactive systems – Russ Cam
• Writing Good C++14 – Bjarne Stroustrup
• Reversible circuit compilation with space constraints – Alex Parent, Martin Roetteler, and Krysta M. Svore

Blogs

• F# Friday – The Seq.chunkBySize Function – Brad Collins

F# vNext News

• Checkout latest preview Visual F# 4.0 Update 1
• Recently proposed ideas:
  • FSI execute without evaluation by pressing Enter

New releases

• Visual F# PowerTools 2.1
• WebSharper 3.5
• DiffSharp v0.7
• Suave v0.32 with OWIN support
• FAKE 4.5.3 with DotCover support for MSTest
• Cimfu.Suave.Healthcheck v.0.1.0

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

Previous F# Weekly edition – #40