F# Weekly #48, 2014

Welcome to F# Weekly,

A roundup of F# content from this past week:

News

• Do not miss F# Advent Calendar: English and Japanese versions are starting today.
• Please help these F# projects achieve “green” status for cross-platform CI builds.
• FAKE most probably is the best .NET build system of today.
• If you’re feeling lonely, tweet #fsharp. You have 88% probability that someone will RT or favorite it.
• A new book: Machine Learning Projects for .NET Developers by Mathias Brandewinder.
• A new Type Provider opportunity: hal+json.
• Using FSharp.Data? If you can, please help Gustavo Guerra scale CsvProvider to 5GB+ files

Videos/Presentations/Courses

• Introduction to Machine Learning (Using R and F# with examples from Kaggle competitions) – by Akim Boyko
• All-round strongly-typed approach to MS CRM – Ramón Soto Mathiesen
• F# and Open Source – Andrea Magnorsky
• Streams – Nick Palladinos
• Modelling environment update for plankton study – Matthew Smith (The ecology group at Microsoft Research have been using F# to model the science of plankton)

Blogs

• An introduction to property-based testing – Scott Wlaschin (FsAdvent)
• Your application should be a pure function – Tomas Jansson
• What is Behind the Rendering Design of DotPdf? – Steve Hawley
• f(by) Minsk 2014 – Phil Trelford
• Sending SMS on NServiceBus in FSharp – Bjørn Einar Bjartnes
• Typed Hack of Cloudant using F# – Kunjan Dalal
• Generating valid F# source code for testing with FsCheck – Anh-Dung Phan
• Generating Permutations: Clojure or F#: Part 1 – Boris Kogan
• Working with Non-Compliant OWIN Middleware – Ryan Riley
• Introducing SourceLink.SymbolStore – Cameron Taggart
• Project reference resolution using FSharp.Compiler.Service – Robin Neatherway
• F#’s strongest year yet – Martin Trojer
• Evolution of the F# Empty WPF Template – Daniel Mohl

F# vNext News

• Recently accepted PRs:
  • set boundary for console.cursortop
  • use array.subunchecked in array.fs
  • document exceptions in array module
• Recently proposed PRs (please review and comment):
  • cleanup and file renames
  • converted readme to markdown format
  • implement seq.foldback2
  • use strongly-typed weakreference
• Recently proposed ideas:
  • Simplify assigning a mutable DU value

The F# Open Projects Group is looking for a primary active maintainer for the following repositories:

• fsprojects/Foogle.Charts
• fsprojects/FSharp.Collections.ParallelSeq
• fsprojects/FSharp.Compiler.CodeDom
• fsprojects/FSharp.Data.Experimental.XenomorphProvider
• fsprojects/FSharp.Data.HiveProvider
• fsprojects/FsLexYacc
• fsprojects/GraphProvider
• fsprojects/powerpack

New releases

• Paket 0.17.1.
• Math.NET Numerics for F# 3.3.0 (+signed version)
• FSharp.Quotations.Evaluator 1.0.4
• FAKE 3.10 released with support for MSBuild 14, couple of new MSDynNAV features and new csc.exe helper.
• EventStore.Client F# API 3.0.2
• FSharp.CloudAgent 0.2
• FSharp.TypeProviders.StarterPack 1.1.3.53
• Emacs F# mode v1.5.0.
• fsharp-mode (20141125.1614)

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

Previous F# Weekly edition – #47