[Haskell-cafe] Haskell Weekly News: Issue 308

Thu Oct 2 04:47:05 UTC 2014

Welcome to issue 308 of the HWN, an issue covering crowd-sourced bits
of information about Haskell from around the web. This issue covers
from September 21 to 27, 2014

Quotes of the Week

   * No one @remember'd fun stuff in IRC -- sadness!

Top Reddit Stories

   * The GHC source code contains 1088 TODOs, please help bring that
     number down
     Domain: self.haskell, Score: 137, Comments: 101
     Original: [1] http://goo.gl/DHnNdB
     On Reddit: [2] http://goo.gl/DHnNdB

   * [Elm] "Controlling Time and Space: understanding the many
     formulations of FRP" by Evan Czaplicki
     Domain: youtube.com, Score: 77, Comments: 25
     Original: [3] http://goo.gl/SbkmGf
     On Reddit: [4] http://goo.gl/FfTW7e

   * Visualisation of Haskell Performance (thesis, pdf)
     Domain: personal.leeds.ac.uk, Score: 72, Comments: 14
     Original: [5] http://goo.gl/WabCEA
     On Reddit: [6] http://goo.gl/niC2Y6

   * shell-conduit: Write shell scripts in Haskell with Conduit
     Domain: chrisdone.com, Score: 70, Comments: 22
     Original: [7] http://goo.gl/VWLO6V
     On Reddit: [8] http://goo.gl/ekDZUP

   * Time travel made easy - Introducing Elm Reactor
     Domain: elm-lang.org, Score: 57, Comments: 0
     Original: [9] http://goo.gl/TEqQWi
     On Reddit: [10] http://goo.gl/bN5iUk

   * THIS is why you should hire Haskellers
     Domain: fpcomplete.com, Score: 53, Comments: 36
     Original: [11] http://goo.gl/VbO8xQ
     On Reddit: [12] http://goo.gl/DzLzyp

   * "Edwin Brady on Idris" in the Type Theory Podcast
     Domain: typetheorypodcast.com, Score: 50, Comments: 87
     Original: [13] http://goo.gl/45jZKf
     On Reddit: [14] http://goo.gl/BdIYxZ

   * Neil Mitchell's Haskell Blog: GHCID
     Domain: neilmitchell.blogspot.com, Score: 50, Comments: 57
     Original: [15] http://goo.gl/Z4MJA5
     On Reddit: [16] http://goo.gl/dHuK3y

   * "Coder Decoder: Functional Programmer Lingo Explained"
     Domain: youtube.com, Score: 46, Comments: 10
     Original: [17] http://goo.gl/Rv8Ihc
     On Reddit: [18] http://goo.gl/6jeI38

   * Snake in haskell < 170 lines [My first haskell app]
     Domain: self.haskell, Score: 46, Comments: 42
     Original: [19] http://goo.gl/lUDNr4
     On Reddit: [20] http://goo.gl/lUDNr4

   * "Writing a game in Haskell" by Elise Huard
     Domain: youtube.com, Score: 40, Comments: 9
     Original: [21] http://goo.gl/e9yIRJ
     On Reddit: [22] http://goo.gl/jIR56E

   * Automasymbolic Differentiation
     Domain: jtobin.ca, Score: 32, Comments: 11
     Original: [23] http://goo.gl/5gGJHy
     On Reddit: [24] http://goo.gl/fJGS4O

   * Codewars now supports Haskell!
     Domain: codewars.com, Score: 31, Comments: 17
     Original: [25] http://goo.gl/1X4Kd
     On Reddit: [26] http://goo.gl/DtXFcN

   * HIW 2014: Lennart Augustsson: Better type-error messages (very funny)
     Domain: youtube.com, Score: 29, Comments: 10
     Original: [27] http://goo.gl/OtDjcI
     On Reddit: [28] http://goo.gl/2lOzfE

   * Tetris in Haskell with Netwire and GLFW
     Domain: scrambledeggsontoast.github.io, Score: 28, Comments: 12
     Original: [29] http://goo.gl/W89z06
     On Reddit: [30] http://goo.gl/bd2kvU

   * Leksah 0.14.1 includes a Web Inspector
     Domain: self.haskell, Score: 24, Comments: 6
     Original: [31] http://goo.gl/QAFuF1
     On Reddit: [32] http://goo.gl/QAFuF1

   * Finger Trees - Tutorial and IHaskell Notebook
     Domain: andrew.gibiansky.com, Score: 24, Comments: 1
     Original: [33] http://goo.gl/UxkDPr
     On Reddit: [34] http://goo.gl/cSZhyE

   * Getting a Quick Fix on Comonads (talk at Boston Haskell, Sept. 17)
     Domain: youtube.com, Score: 24, Comments: 19
     Original: [35] http://goo.gl/FyAlIZ
     On Reddit: [36] http://goo.gl/hQ6KgW

   * Parametricity: Money for Nothing and Theorems for Free
     Bartosz Milewski
     Domain: bartoszmilewski.com, Score: 23, Comments: 27
     Original: [37] http://goo.gl/1W3uEj
     On Reddit: [38] http://goo.gl/b2rPPN

Top StackOverflow Questions

   * what does Haskell's <|> operator do?
     votes: 35, answers: 4
     Read on SO: [39] http://goo.gl/6aT68b

   * Does creating a (non-list) data structure via fromList actually create
     the list?
     votes: 14, answers: 1
     Read on SO: [40] http://goo.gl/HwM94h

   * Why does <$> and <*> take input in an order opposite of >>=?
     votes: 14, answers: 2
     Read on SO: [41] http://goo.gl/TXFyTD

   * Check memory usage in haskell
     votes: 13, answers: 1
     Read on SO: [42] http://goo.gl/L4WmV4

   * What are the differences between layers and extensible-effects?
     votes: 11, answers: 2
     Read on SO: [43] http://goo.gl/9K0gLz

Until next time,
[44]+Daniel Santa Cruz

References

   1.
http://www.reddit.com/r/haskell/comments/2hes8m/the_ghc_source_code_contains_1088_todos_please/
   2.
http://www.reddit.com/r/haskell/comments/2hes8m/the_ghc_source_code_contains_1088_todos_please/
   3. https://www.youtube.com/watch?v=Agu6jipKfYw
   4.
http://www.reddit.com/r/haskell/comments/2h43hs/elm_controlling_time_and_space_understanding_the/
   5. http://www.personal.leeds.ac.uk/~scpmw/static/thesis.pdf
   6.
http://www.reddit.com/r/haskell/comments/2h89xh/visualisation_of_haskell_performance_thesis_pdf/
   7. http://chrisdone.com/posts/shell-conduit
   8.
http://www.reddit.com/r/haskell/comments/2h017v/shellconduit_write_shell_scripts_in_haskell_with/
   9. http://elm-lang.org/blog/Introducing-Elm-Reactor.elm
  10.
http://www.reddit.com/r/haskell/comments/2hcgs1/time_travel_made_easy_introducing_elm_reactor/
  11. https://www.fpcomplete.com/business/blog/utilizing-haskell-fynder/
  12.
http://www.reddit.com/r/haskell/comments/2h9p8z/this_is_why_you_should_hire_haskellers/
  13. http://typetheorypodcast.com/2014/09/episode-2-edwin-brady-on-idris/
  14.
http://www.reddit.com/r/haskell/comments/2hif58/edwin_brady_on_idris_in_the_type_theory_podcast/
  15.
http://neilmitchell.blogspot.com/2014/09/ghcid-new-ghci-based-ide-ish.html
  16.
http://www.reddit.com/r/haskell/comments/2hnmjr/neil_mitchells_haskell_blog_ghcid/
  17.
https://www.youtube.com/watch?v=uwrCQmpZ8Ts&index=28&list=UU_QIfHvN9auy2CoOdSfMWDw
  18.
http://www.reddit.com/r/haskell/comments/2hbjya/coder_decoder_functional_programmer_lingo/
  19.
http://www.reddit.com/r/haskell/comments/2hnarl/snake_in_haskell_170_lines_my_first_haskell_app/
  20.
http://www.reddit.com/r/haskell/comments/2hnarl/snake_in_haskell_170_lines_my_first_haskell_app/
  21. https://www.youtube.com/watch?v=1MNTerD8IuI
  22.
http://www.reddit.com/r/haskell/comments/2h7tw8/writing_a_game_in_haskell_by_elise_huard/
  23. http://jtobin.ca/blog/2014/07/06/automasymbolic-differentiation/
  24.
http://www.reddit.com/r/haskell/comments/2hkmlq/automasymbolic_differentiation/
  25. http://www.codewars.com/
  26.
http://www.reddit.com/r/haskell/comments/2hflkd/codewars_now_supports_haskell/
  27. https://www.youtube.com/watch?v=rdVqQUOvxSU
  28.
http://www.reddit.com/r/haskell/comments/2hf34h/hiw_2014_lennart_augustsson_better_typeerror/
  29. http://scrambledeggsontoast.github.io/2014/09/23/tetris-netwire/
  30.
http://www.reddit.com/r/haskell/comments/2h6g8n/tetris_in_haskell_with_netwire_and_glfw/
  31.
http://www.reddit.com/r/haskell/comments/2h357z/leksah_0141_includes_a_web_inspector/
  32.
http://www.reddit.com/r/haskell/comments/2h357z/leksah_0141_includes_a_web_inspector/
  33. http://andrew.gibiansky.com/blog/haskell/finger-trees/
  34.
http://www.reddit.com/r/haskell/comments/2h9p9z/finger_trees_tutorial_and_ihaskell_notebook/
  35. https://www.youtube.com/watch?v=F7F-BzOB670&feature=youtu.be
  36.
http://www.reddit.com/r/haskell/comments/2hc3im/getting_a_quick_fix_on_comonads_talk_at_boston/
  37.
http://bartoszmilewski.com/2014/09/22/parametricity-money-for-nothing-and-theorems-for-free/
  38.
http://www.reddit.com/r/haskell/comments/2h4t98/parametricity_money_for_nothing_and_theorems_for/
  39.
http://stackoverflow.com/questions/26002415/what-does-haskells-operator-do
  40.
http://stackoverflow.com/questions/25964737/does-creating-a-non-list-data-structure-via-fromlist-actually-create-the-list
  41.
http://stackoverflow.com/questions/26015473/why-does-and-take-input-in-an-order-opposite-of
  42.
http://stackoverflow.com/questions/26035489/check-memory-usage-in-haskell
  43.
http://stackoverflow.com/questions/25995369/what-are-the-differences-between-layers-and-extensible-effects
  44. https://plus.google.com/105107667630152149014/about
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