[Haskell-cafe] Haskell Weekly News: Issue 183

Daniel Santa Cruz dstcruz at gmail.com
Thu May 26 04:24:54 CEST 2011

   Welcome to issue 180 of the HWN, a newsletter covering developments in
   the Haskell community. This release covers the week of May 15 to 21,


   Janis Veigtlander announced that the 20th edition of the Haskell
   Communities and Activities reports is hot off the press!

   Simon Marlow announced that he has put together a tutorial on
   Parallel and Concurrent programming in Haskell.

Quotes of the Week

   * Sergey Mironov:I looked further and found that 'Oleg already did it'.
   * monochrom: just say "yes"

Top Reddit Stories

   * Wolfgang - A Wolfram Alpha clone in Haskell (under heavy load?)
     Domain: jabberwock.xs4all.nl, Score: 75, Comments: 10
     On Reddit: http://goo.gl/okNC7
     Original: http://goo.gl/7pSXA

   * Numeric Haskell: a tutorial about the multi-dimensional, parallel
arrays package, Repa
     Domain: haskell.org, Score: 54, Comments: 7
     On Reddit: http://goo.gl/ZRSn3
     Original: http://goo.gl/InWB9

   * Space leak zoo: a catalog of common space leaks in Haskell programs
     Domain: blog.ezyang.com, Score: 41, Comments: 7
     On Reddit: http://goo.gl/npVLv
     Original: http://goo.gl/aMbo5

   * Exercises in Optimization: A (soon to be) three-part series
detailing an adventure in optimizing Haskell code.
     Domain: csks.wordpress.com, Score: 34, Comments: 0
     On Reddit: http://goo.gl/cjWBX
     Original: http://goo.gl/wPqbl

   * Tutorial: Parallel and Concurrent Programming in Haskell :: PDF
     Domain: community.haskell.org, Score: 33, Comments: 7
     On Reddit: http://goo.gl/CB1wt
     Original: http://goo.gl/yzTOU

   * Anatomy of a thunk leak: How to debug Haskell’s most famous space leak
     Domain: blog.ezyang.com, Score: 32, Comments: 3
     On Reddit: http://goo.gl/f18jX
     Original: http://goo.gl/PiQ98

   * Preview release of diagrams EDSL for declarative drawing
     Domain: haskell.org, Score: 31, Comments: 9
     On Reddit: http://goo.gl/6sykO
     Original: http://goo.gl/uhbV1

   * I/O is not a monad
     Domain: r6.ca, Score: 31, Comments: 23
     On Reddit: http://goo.gl/zAra5
     Original: http://goo.gl/mn49r

   * Eliza in 70 lines of Haskell
     Domain: github.com, Score: 28, Comments: 7
     On Reddit: http://goo.gl/hjgNf
     Original: http://goo.gl/S7t9m

   * The "Whole Program" Fallacy
     Domain: lukepalmer.wordpress.com, Score: 26, Comments: 10
     On Reddit: http://goo.gl/Efja3
     Original: http://goo.gl/vzXVK

Top StackOverflow Questions

   * What Haskell representation is recommended for 2D, unboxed pixel
arrays with millions of pixels?
     votes: 48, answers: 3
     Read on SO: http://goo.gl/gVpwB

   * Good introductory text about GHC implementation?
     votes: 24, answers: 2
     Read on SO: http://goo.gl/6MZoh

   * Questions on a Haskell -> C# conversion
     votes: 13, answers: 3
     Read on SO: http://goo.gl/0t3Gu

   * Can't perform I/O in foldr?
     votes: 12, answers: 4
     Read on SO: http://goo.gl/d9Jg0

   * What does "this function will fuse" mean?
     votes: 11, answers: 3
     Read on SO: http://goo.gl/tMdlR

   * Haskell function type question
     votes: 10, answers: 3
     Read on SO: http://goo.gl/gyTns

   * Is this always true: fmap (foldr f z) . sequenceA = foldr (liftA2
f) (pure z)
     votes: 10, answers: 1
     Read on SO: http://goo.gl/emKmg

   * Difference between hsc2hs and c2hs?
     votes: 8, answers: 2
     Read on SO: http://goo.gl/1wnhC

   * Is it possible to create PHP extensions in Haskell?
     votes: 8, answers: 2
     Read on SO: http://goo.gl/QwkpK

   * How can configuration tools like sdl-config be used with a
cabalized project?
     votes: 8, answers: 2
     Read on SO: http://goo.gl/vHCOu

About the Haskell Weekly News

   To help create new editions of this newsletter, please send stories to
   dstcruz at gmail.com.

   Until next time,
   Daniel Santa Cruz

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