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List: haskell
Subject: Re: [Haskell] Haskell Weekly News: Issue 155 - October 20,
From: "Marc A. Ziegert" <coeus () gmx ! de>
Date: 2010-10-24 6:50:27
Message-ID: 201010240850.34119.coeus () gmx ! de
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Haskell Weekly News, finally back!
Nooo, they just hid in the café!?
So many to catch up... 3.
Oh, I'm so happy!
Daniel! Thanks!
- Marc
Am Thursday 21 October 2010 schrieb Daniel Santa Cruz:
> Hello all,
>
> Malcolm Wallace noticed that I had not posted the HWN to this list,
> and requested that I do so.
> I realize that many of you are also following -Cafe, and I do
> apologize if this is a bit spamish due
> to that. Hopefully some of you will find this useful.
>
> -Daniel
>
> Welcome to issue 155 of the HWN, a newsletter covering developments in
> the [1]Haskell community in the week of October 10 - 16.
>
> This time around we again have 87 posts to HackageDB. Instead of
> posting the individual packages, we get to see and celebrate the 43
> people behind these efforts.
>
> Want to keep a close eye on the haskellers that lurk twitter? Don
> Steward made [2]a twitter list of tweeting haskellers! Let him know if
> you'd like to be added to the list.
>
> There were a total of 24 new stories posted to the Haskell Reddit
> channel, 27 new questions taged with Haskell in StackOverflow, and 408
> messages posted to Haskell-Cafe.
>
> So, what was hot last week?
>
> Announcements
>
> Gregory Crosswhite is pleased to [3]announce the release of a family of
> packages for type-level natural numbers. He also [4]announced
> tagged-list, a package which provides fixed-length lists that are
> tagged with a phantom type-level natural number corresponding to the
> length.
>
> Janis Voigtlander [5]announced that it is time to collect contributions
> for the 19th edition of the Haskell Communities & Activities Report.
> The submission deadline is November 1, 2010.
>
> Alexander Solla [6]announced his new "Facts" library. The Facts
> hierarchy is meant to contain commonly used, relatively static facts
> about the "real world."
>
> Kevin Jardine [7]announced polyToMonoid: a library that supplies two
> very general polyvariadic functions that can map their arguments into
> any monoid you specify.
>
> Simon Hengel [8]announced a new version of DocTest. DocTest now uses
> Haddock for parsing of comments.
>
> Interesting Threads on Haskell-Cafe
>
> Michael Snoyman [9]reported that Haskellers.com has become popular a
> lot falter that he anticipated. Read up on what changes are planned for
> Haskellers.com. Michael is very interested in some help with running
> the site.
>
> Jacek Generowicz [10]asked how to deal with dynamic dispatch on
> extensible sets of types.
>
> Uwe Schmidt [11]replied to a question about why HXT uses arrows as
> opposed to using monads. Good comments followed.
>
> Jason Dusek [12]asked if there is a way to write a Haskell data
> structure that is necessarily only one or two or seventeen items long;
> but that is nonetheless statically guaranteed to be of finite length?
> Twenty-three messages followed.
>
> Simon Thompson [13]annouced the availability of books for review for
> the Journal of Functonial Programming.
>
> Andrew Copping [14]summarized a report produced by Google Szwitzerland
> on taking a Python system and rewriting bits of it in Haskell, some of
> which is now in production use.
>
> Ben Franksen [15]ranted about the current "Haskell Blurb" on the first
> paragraph of haskell.org. Quite the read to end the week :)
>
> Top Reddit Stories
>
> * Using Haskell's ‘newtype' in C
> Domain: blog.nelhage.com
> Score: 37, Comments: 5
> On Reddit: http://www.reddit.com/r/haskell/comments/dptzh/using_haskells_newtype_in_c/
>
> Original: http://blog.nelhage.com/2010/10/using-haskells-newtype-in-c/
>
> * The Haskell theme: consistent visual branding for Haskell
> Domain: haskell.org
> Score: 34, Comments: 11
> On Reddit: http://www.reddit.com/r/haskell/comments/dqiej/the_haskell_theme_consistent_visual_branding_for/
>
> Original: http://www.haskell.org/pipermail/haskell-cafe/2010-October/084781.html
>
> * Haskellers: Survey results and new site features
> Domain: haskellers.com
> Score: 22, Comments: 6
> On Reddit: http://www.reddit.com/r/haskell/comments/dr37b/haskellers_survey_results_and_new_site_features/
>
> Original: http://www.haskellers.com/news/1/
>
> * My Experience Learning Haskell
> Domain: blog.virtucal.com
> Score: 21, Comments: 6
> On Reddit: http://www.reddit.com/r/haskell/comments/drgcz/my_experience_learning_haskell/
>
> Original: http://blog.virtucal.com/cyclical/2010/10/14/my-experience-learning-haskell.html
>
> * Invertible monads for exception handling and memory allocations
> Domain: docs.yesodweb.com
> Score: 21, Comments: 0
> On Reddit: http://www.reddit.com/r/haskell/comments/drkdj/invertible_monads_for_exception_handling_and/
>
> Original: http://docs.yesodweb.com/blog/invertible-monads-exceptions-allocations/
>
> * Accelerating Haskell Array Codes with Multicore GPUs
> Domain: justtesting.org
> Score: 19, Comments: 0
> On Reddit: http://www.reddit.com/r/haskell/comments/dq1yo/accelerating_haskell_array_codes_with_multicore/
>
> Original: http://justtesting.org/accelerating-haskell-array-codes-with-multico
>
> * Unicode text performance improvements
> Domain: serpentine.com
> Score: 17, Comments: 1
> On Reddit: http://www.reddit.com/r/haskell/comments/drinz/unicode_text_performance_improvements/
>
> Original: http://www.serpentine.com/blog/2010/10/15/unicode-text-performance-improvements/
>
> * Like a coding challenge? Check out Code Quarterly!
> Domain: serpentine.com
> Score: 16, Comments: 9
> On Reddit: http://www.reddit.com/r/haskell/comments/dpjgv/like_a_coding_challenge_check_out_code_quarterly/
>
> Original: http://www.serpentine.com/blog/2010/10/11/like-a-coding-challenge-check-out-code-quarterly/
>
> * C9 Lecture: Ralf Lämmel on Monads
> Domain: channel9.msdn.com
> Score: 16, Comments: 0
> On Reddit: http://www.reddit.com/r/haskell/comments/dq614/c9_lecture_ralf_lämmel_on_monads/
>
> Original: http://channel9.msdn.com/Shows/Going+Deep/C9-Lectures-Dr-Ralf-Lmmel-AFP-The-Quick-Essence-of-Functional-Programming
>
> * Take the Haskellers.com survey
> Domain: spreadsheets.google.com
> Score: 15, Comments: 3
> On Reddit: http://www.reddit.com/r/haskell/comments/dq7xj/take_the_haskellerscom_survey/
>
> Original: https://spreadsheets.google.com/viewform?formkey=dG8tcVhBdzRSS1lkdVV6U281emtRMWc6MQ
>
> Top StackOverflow Questions
>
> * When is memoization automatic in GHC Haskell?
> Question (votes: 14, answers: 3)
> http://stackoverflow.com/questions/3951012/when-is-memoization-automatic-in-ghc-haskell
>
> * Why is my code using monadic lists from the List package so slow?
> Question (votes: 12, answers: 3)
> http://stackoverflow.com/questions/3916444/why-is-my-code-using-monadic-lists-from-the-list-package-so-slow
>
> * Haskell: lift vs liftIO
> Question (votes: 8, answers: 2)
> http://stackoverflow.com/questions/3921237/haskell-lift-vs-liftio
>
> * Can anyone suggest a good constraint library for Haskell?
> Question (votes: 8, answers: 2)
> http://stackoverflow.com/questions/3926656/can-anyone-suggest-a-good-constraint-library-for-haskell
>
> * Library function to compose a function with itself n times
> Question (votes: 6, answers: 4)
> http://stackoverflow.com/questions/3911060/library-function-to-compose-a-function-with-itself-n-times
>
> * Evaluation of a small math type language that supports one variable
> Question (votes: 5, answers: 1)
> http://stackoverflow.com/questions/3906231/evaluation-of-a-small-math-type-language-that-supports-one-variable
>
> * What's the difference of a "class" in Haskell and in an "abstract
> class" in OO language?
> Question (votes: 5, answers: 4)
> http://stackoverflow.com/questions/3938779/whats-the-difference-of-a-class-in-haskell-and-in-an-abstract-class-in-oo-l
>
> * Haskell and State
> Question (votes: 5, answers: 4)
> http://stackoverflow.com/questions/3944170/haskell-and-state
>
> * Can Haskell guard on abstract data types in a polymorphic function?
> Question (votes: 5, answers: 3)
> http://stackoverflow.com/questions/3944756/can-haskell-guard-on-abstract-data-types-in-a-polymorphic-function
>
> Quotes of the Week
>
> * pumpkin: sounds like a lot of work! it's easier for me to just
> bitch about it
> * OlegKiselyov: Haskell is inconsistent in yet another way.
> * monochrom: just add #! /usr/bin/runghc to your haskell file. then
> type errors occur at runtime only.
> * IIcke: [haskell] is like wearing a corset, at the beginning is
> annoying, but then your tits look bigger and the world becomes a
> better place
>
> Contributors to HackageDB
>
> Who contributed, and how many uploads did they make?
>
> MichaelSnoyman (14), BryanOSullivan (11), GregoryCrosswhite (5),
> AndyStewart (5), GregoryCollins (4), JosePedroMagalhaes (3),
> StephenBlackheath (2), SjoerdVisscher (2), PaulTalaga (2), MichaelZuo (2),
> DanielDiaz (2), ConalElliott (2), AristidBreitkreuz (2),
> AlexanderSolla (2), YuriyIskra (1), VivianMcPhail (1), TristanSkudlik (1),
> TonyMorris (1), StephenTetley (1), SimonHengel (1), ReinierLamers (1),
> OlegBelozeorov (1), NeilMitchell (1), MaxBolingbroke (1),
> MatthiasBartsch (1), MatthewSottile (1), MasatakeDaimon (1),
> MarkSnyder (1), ManuelChakravarty (1), LeePike (1), KiYungAhn (1),
> KevinJardine (1), JustinBailey (1), IlyaPortnov (1), GeoffHulette (1),
> EugeneKirpichov (1), DonaldStewart (1), DanielSeidel (1), DanielSchoepe (1),
> CarlHowells (1), BenFranksen (1), ArieMiddelkoop (1), AlexSuraci (1)
>
> About the Haskell Weekly News
>
> New editions are posted to [16]the Haskell mailing list as well as to
> [17]the Haskell Sequence and [18]Planet Haskell. [19]RSS is also
> available, and headlines appear on [20]haskell.org.
>
> To help create new editions of this newsletter, please send stories to
> dstcruz * at * gmail * dot * com. The code used to produce this version
> of the newsletter is not yet publicly available, as it is a complete
> hack designed to get things started again.
>
> Until next time,
> Daniel Santa Cruz
>
> References
>
> 1. http://haskell.org/
> 2. http://twitter.com/#!/donsbot/haskellers
> 3. http://groups.google.com/group/haskell-cafe/browse_thread/thread/c0071547638d7cb0
> 4. http://groups.google.com/group/haskell-cafe/browse_thread/thread/ff95d6c78ded677f
> 5. http://groups.google.com/group/haskell-cafe/msg/d9d227b0f38bcf51
> 6. http://groups.google.com/group/haskell-cafe/browse_thread/thread/fc86bd03d091c4bf
> 7. http://groups.google.com/group/haskell-cafe/browse_thread/thread/4ba5741441d7bb33
> 8. http://groups.google.com/group/haskell-cafe/browse_thread/thread/7982f0ad3bc9ce1d
> 9. http://groups.google.com/group/haskell-cafe/browse_thread/thread/2440a1683fe3e739
> 10. http://groups.google.com/group/haskell-cafe/browse_thread/thread/f0a05dd5b58dc3d2
> 11. http://groups.google.com/group/haskell-cafe/browse_thread/thread/38185e7ba6509563/c6063929f39a7197?#c6063929f39a7197
> 12. http://groups.google.com/group/haskell-cafe/browse_thread/thread/7ba4b3b0386fb3d6
> 13. http://www.cs.kent.ac.uk/people/staff/sjt/JFP/available.html
> 14. http://groups.google.com/group/haskell-cafe/browse_thread/thread/81707fea2b1568ee
> 15. http://groups.google.com/group/haskell-cafe/browse_thread/thread/a7c7b569dd524934
> 16. http://www.haskell.org/mailman/listinfo/haskell
> 17. http://sequence.complete.org/
> 18. http://planet.haskell.org/
> 19. http://sequence.complete.org/node/feed
> 20. http://haskell.org/
> _______________________________________________
> Haskell mailing list
> Haskell@haskell.org
> http://www.haskell.org/mailman/listinfo/haskell
>
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