Welcome to issue 237 of the HWN, an issue covering crowd-sourced bits
of information about Haskell from around the web. This issue covers the
week of July 15 to 21, 2012.

Quotes of the Week

   * Eduard_Munteanu: Sufficiently advanced category theory is
     indistinguishable from trolling

   * Ralith just wait till I publish foldl'' / it is enterprise-ready

Top Reddit Stories

   * Fay programming language — A strict subset of Haskell that 
     compiles to JavaScript
     Domain: chrisdone.com, Score: 146, Comments: 83
     On Reddit: [1] http://goo.gl/hQdvT
     Original: [2] http://goo.gl/0DDKv

   * Lambda-case and multi-way if added to GHC head (for 7.6.1)
     Domain: hackage.haskell.org, Score: 68, Comments: 71
     On Reddit: [3] http://goo.gl/YGZeV
     Original: [4] http://goo.gl/hulnj

   * Purify code using free monads
     Domain: haskellforall.com, Score: 60, Comments: 47
     On Reddit: [5] http://goo.gl/v8UPp
     Original: [6] http://goo.gl/fVtQY

   * Cloud Haskell Appetiser: an introductory glimpse at the new 
     distributed-process package
     Domain: well-typed.com, Score: 38, Comments: 14
     On Reddit: [7] http://goo.gl/zGI6e
     Original: [8] http://goo.gl/BlDQJ

   * Code Us Some Roguelike in Haskell (Part 2)!
     Domain: jamiltron.com, Score: 37, Comments: 6
     On Reddit: [9] http://goo.gl/xPekY
     Original: [10] http://goo.gl/ZraR4

   * The Power of Types Compels You
     Domain: paczesiowa.blogspot.com.au, Score: 33, Comments: 14
     On Reddit: [11] http://goo.gl/NuZkM
     Original: [12] http://goo.gl/8djHL

   * RecordWildCards for localised module imports — what do you think?
     Domain: hpaste.org, Score: 30, Comments: 48
     On Reddit: [13] http://goo.gl/L0WLp
     Original: [14] http://goo.gl/O8y1M

   * FRP - Translated slides from tutorial session
     Domain: apfelmus.nfshost.com, Score: 28, Comments: 
     On Reddit: [15] http://goo.gl/9sNHU
     Original: [16] http://goo.gl/kqCWu

   * [PDF] First-Class Modules -- What happened?
     Domain: research.microsoft.com, Score: 27, Comments: 9
     On Reddit: [17] http://goo.gl/V53sj
     Original: [18] http://goo.gl/JSFjJ

   * First class modules without defaults
     Domain: haskellforall.com, Score: 23, Comments: 27
     On Reddit: [19] http://goo.gl/1Q7B8
     Original: [20] http://goo.gl/rbS9u

   * gotchas with -threaded GHC runtime: accessing a MVar after forkprocess
     Domain: joeyh.name, Score: 22, Comments: 4
     On Reddit: [21] http://goo.gl/gpu1j
     Original: [22] http://goo.gl/ievD1

   * A Tutorial on the Curry-Howard Correspondence
     Domain: wellnowwhat.net, Score: 20, Comments: 11
     On Reddit: [23] http://goo.gl/5jHMT
     Original: [24] http://goo.gl/2lDg8

   * The Haskell Implementors Workshop 2012 Programme is out!
     Domain: haskell.org, Score: 20, Comments: 6
     On Reddit: [25] http://goo.gl/3q0Y3
     Original: [26] http://goo.gl/pEvww

   * Minimize your cloud costs with GLPK: linear programming
     Domain: chrisstucchio.com, Score: 18, Comments: 2
     On Reddit: [27] http://goo.gl/a1Awm
     Original: [28] http://goo.gl/pJUrt


Top StackOverflow Questions

   * Profiling the cost of polymorphism?
     votes: 16, answers: 1
     Read on SO: [29] http://goo.gl/en8Ab

   * hackage.haskell.org documentation convention meaning
     votes: 13, answers: 1
     Read on SO: [30] http://goo.gl/knlpX

   * What is the 'Const' applicative functor useful for?
     votes: 13, answers: 2
     Read on SO: [31] http://goo.gl/iGFgu

   * Why does State need a value?
     votes: 11, answers: 6
     Read on SO: [32] http://goo.gl/BBvLN

   * Haskell module naming conventions
     votes: 9, answers: 2
     Read on SO: [33] http://goo.gl/bTPSr

   * Haskell RSS, mail and XML library choices
     votes: 8, answers: 0
     Read on SO: [34] http://goo.gl/4Jj0u

   * Haskell: Equality constraint in instance
     votes: 8, answers: 1
     Read on SO: [35] http://goo.gl/GnS3X

   * Profiling a Haskell program
     votes: 8, answers: 4
     Read on SO: [36] http://goo.gl/Z3DXo

   * How can I turn either a Unix POSIX file descriptor or standard input 
     Handle into a Socket?
     votes: 7, answers: 2
     Read on SO: [37] http://goo.gl/sIyf2

   * Reify a module into a record
     votes: 7, answers: 1
     Read on SO: [38] http://goo.gl/Q9QDQ

   * ByteStrings in Haskell: should I use Put or Builder?
     votes: 6, answers: 2
     Read on SO: [39] http://goo.gl/lhtGW


Until next time,
Daniel Santa Cruz


References

   1. http://chrisdone.com/fay/
   2. http://www.reddit.com/r/haskell/comments/wxi3l/fay_programming_language_a_strict_subset_of/
   3. http://hackage.haskell.org/trac/ghc/ticket/4359#comment:87
   4. http://www.reddit.com/r/haskell/comments/wp70x/lambdacase_and_multiway_if_added_to_ghc_head_for/
   5. http://www.haskellforall.com/2012/07/purify-code-using-free-monads.html
   6. http://www.reddit.com/r/haskell/comments/wtix3/purify_code_using_free_monads/
   7. http://www.well-typed.com/blog/68
   8. http://www.reddit.com/r/haskell/comments/wx0im/cloud_haskell_appetiser_an_introductory_glimpse/
   9. http://jamiltron.com/2012/07/Code_Us_Some_Roguelike2.html
  10. http://www.reddit.com/r/haskell/comments/wwiar/code_us_some_roguelike_in_haskell_part_2/
  11. http://paczesiowa.blogspot.com.au/2010/03/generalized-zipwithn.html
  12. http://www.reddit.com/r/haskell/comments/wr52t/the_power_of_types_compels_you/
  13. http://hpaste.org/71626
  14. http://www.reddit.com/r/haskell/comments/wp229/recordwildcards_for_localised_module_imports_what/
  15. http://apfelmus.nfshost.com/blog/2012/07/15-frp-tutorial-slides.html
  16. http://www.reddit.com/r/haskell/comments/wmt58/frp_translated_slides_from_tutorial_session/
  17. http://research.microsoft.com/en-us/um/people/simonpj/Papers/first-class-modules/first_class_modules.pdf
  18. http://www.reddit.com/r/haskell/comments/wpeam/pdf_firstclass_modules_what_happened/
  19. http://www.haskellforall.com/2012/07/first-class-modules-without-defaults.html
  20. http://www.reddit.com/r/haskell/comments/wtx32/first_class_modules_without_defaults/
  21. http://joeyh.name/blog/entry/ghc_threaded_runtime_gotchas/
  22. http://www.reddit.com/r/haskell/comments/wxfp9/gotchas_with_threaded_ghc_runtime_accessing_a/
  23. http://wellnowwhat.net/Programming/Curry-Howard.pdf
  24. http://www.reddit.com/r/haskell/comments/wpu3e/a_tutorial_on_the_curryhoward_correspondence/
  25. http://www.haskell.org/haskellwiki/HaskellImplementorsWorkshop/2012#Programme
  26. http://www.reddit.com/r/haskell/comments/wr2h6/the_haskell_implementors_workshop_2012_programme/
  27. http://www.chrisstucchio.com/blog/2012/linear_programming.html
  28. http://www.reddit.com/r/haskell/comments/wnegn/minimize_your_cloud_costs_with_glpk_linear/
  29. http://stackoverflow.com/questions/11538977/profiling-the-cost-of-polymorphism
  30. http://stackoverflow.com/questions/11526701/hackage-haskell-org-documentation-convention-meaning
  31. http://stackoverflow.com/questions/11532050/what-is-the-const-applicative-functor-useful-for
  32. http://stackoverflow.com/questions/11583489/why-does-state-need-a-value
  33. http://stackoverflow.com/questions/11594983/haskell-module-naming-conventions
  34. http://stackoverflow.com/questions/11495877/haskell-rss-mail-and-xml-library-choices
  35. http://stackoverflow.com/questions/11553705/haskell-equality-constraint-in-instance
  36. http://stackoverflow.com/questions/11594481/profiling-a-haskell-program
  37. http://stackoverflow.com/questions/11558584/how-can-i-turn-either-a-unix-posix-file-descriptor-or-standard-input-handle-into
  38. http://stackoverflow.com/questions/11571520/reify-a-module-into-a-record
  39. http://stackoverflow.com/questions/11512313/bytestrings-in-haskell-should-i-use-put-or-builder