[Haskell-cafe] Haskell Weekly News: Issue 283
Daniel Santa Cruz
dstcruz at gmail.com
Thu Oct 17 02:50:56 UTC 2013
Welcome to issue 283 of the HWN, an issue covering crowd-sourced bits
of information about Haskell from around the web. This issue covers the
week of October 06 to 12, 2013.
Quotes of the Week
* elliott: haskell programs allocate a lot because they can't do much
else
* spj: [on pointfree style] It has a certain eccentric charm all of
its own.
* acowley: When we pick a random number, we stick to it.
Top Reddit Stories
* Simon Peyton Jones on Lenses at the Haskell eXchange
Skillscast now available!
Domain: skillsmatter.com, Score: 127, Comments: 107
On Reddit: [1] http://goo.gl/V6J6dR
Original: [2] http://goo.gl/Kc1zEf
* Why I don’t like the lens library
Domain: fvisser.nl, Score: 99, Comments: 104
On Reddit: [3] http://goo.gl/Xz6p6C
Original: [4] http://goo.gl/ZzxSOU
* Cartesian Closed Comic #23: Picking a lens library
Domain: ro-che.info, Score: 85, Comments: 8
On Reddit: [5] http://goo.gl/mXXUQw
Original: [6] http://goo.gl/Bi2UIW
* The core flaw of pipes and conduit
Domain: yesodweb.com, Score: 45, Comments: 101
On Reddit: [7] http://goo.gl/tfSZ2Z
Original: [8] http://goo.gl/5CpF2I
* How to reimplement the conduit parsing API in pipes
Domain: haskellforall.com, Score: 43, Comments: 16
On Reddit: [9] http://goo.gl/xQ9f93
Original: [10] http://goo.gl/iqFxfs
* pipes resource problems
Domain: yesodweb.com, Score: 40, Comments: 74
On Reddit: [11] http://goo.gl/9FpIwz
Original: [12] http://goo.gl/tj0LbW
* Beginners cheatsheet to the lens library
Domain: haskell.org, Score: 40, Comments: 59
On Reddit: [13] http://goo.gl/I2i2or
Original: [14] http://goo.gl/Y8znDQ
* Demo: Ariadne, go-to-definition for Haskell
Domain: youtube.com, Score: 39, Comments: 35
On Reddit: [15] http://goo.gl/KC1D5m
Original: [16] http://goo.gl/0lqLPh
* Do Extraterrestrials Use Functional Programming?
Domain: justtesting.org, Score: 39, Comments: 39
On Reddit: [17] http://goo.gl/FZos1f
Original: [18] http://goo.gl/RaIEZF
* Haskell for all: Manual proofs for the `pipes` laws
Domain: haskellforall.com, Score: 37, Comments: 55
On Reddit: [19] http://goo.gl/rhLmBC
Original: [20] http://goo.gl/cmiDln
* Unique PDFs linked in #haskell
Domain: ircbrowse.net, Score: 36, Comments: 13
On Reddit: [21] http://goo.gl/mNNkM7
Original: [22] http://goo.gl/7Sj2si
* Andres Löh on free monads
Domain: skillsmatter.com, Score: 36, Comments: 15
On Reddit: [23] http://goo.gl/2sRcxC
Original: [24] http://goo.gl/fvLiRn
* Simpler conduit core (aka part 3 of 3)
Domain: fpcomplete.com, Score: 36, Comments: 23
On Reddit: [25] http://goo.gl/V3FutZ
Original: [26] http://goo.gl/4qYkRj
* Proposal for Applicative do-notation
Domain: ghc.haskell.org, Score: 36, Comments: 50
On Reddit: [27] http://goo.gl/skxmph
Original: [28] http://goo.gl/st8iOp
* So I (kind of) made a Haskell clone of the business card Ray Tracer
Domain: github.com, Score: 35, Comments: 14
On Reddit: [29] http://goo.gl/tZZMnH
Original: [30] http://goo.gl/G1hzjt
* Call to Action - Fay FFI Bindings for AngularJS
Domain: haskell.org, Score: 35, Comments: 16
On Reddit: [31] http://goo.gl/en6th1
Original: [32] http://goo.gl/g5T8TJ
* The Haxl project at Facebook: concise, efficient access to
diverse data sources
Domain: skillsmatter.com, Score: 34, Comments: 9
On Reddit: [33] http://goo.gl/vEKNKb
Original: [34] http://goo.gl/HKaMmn
* Rethinking Supercompilation [PDF]
Domain: community.haskell.org, Score: 34, Comments: 17
On Reddit: [35] http://goo.gl/IVwvdi
Original: [36] http://goo.gl/BuaaXW
* Musings on Lens
Domain: gist.io, Score: 31, Comments: 9
On Reddit: [37] http://goo.gl/akld2Z
Original: [38] http://goo.gl/CdPtlT
Top StackOverflow Questions
* Functions of possibly cyclic data structures
votes: 12, answers: 1
Read on SO: [39] http://goo.gl/SBPV2t
* How can I improve my understanding of the Haskell Type system?
votes: 11, answers: 2
Read on SO: [40] http://goo.gl/HLsynN
* Haskell: how to tell hlint not to: `Warning: Use string literal`
votes: 7, answers: 1
Read on SO: [41] http://goo.gl/pf5d5O
* How are uncurry and fanin related in category theory?
votes: 7, answers: 1
Read on SO: [42] http://goo.gl/mo9150
* Haskell Iterate over 2d list, filter, output 1d list
votes: 7, answers: 6
Read on SO: [43] http://goo.gl/h47C9e
* Haskell why does “Num x” require “Show x”?
votes: 7, answers: 3
Read on SO: [44] http://goo.gl/ORddsf
* How to avoid creating an orphan FromJSON instance for Data.Tree
votes: 7, answers: 1
Read on SO: [45] http://goo.gl/5MAI2k
* State Monad with multiple state values
votes: 6, answers: 3
Read on SO: [46] http://goo.gl/iuutId
* Difference between Print and putStrLn in Haskell
votes: 6, answers: 2
Read on SO: [47] http://goo.gl/GqUunm
Until next time,
[48]+Daniel Santa Cruz
References
1.
http://skillsmatter.com/podcast/scala/lenses-compositional-data-access-and-manipulation/te-8510
2.
http://www.reddit.com/r/haskell/comments/1o1z8x/simon_peyton_jones_on_lenses_at_the_haskell/
3.
http://fvisser.nl/post/2013/okt/11/why-i-dont-like-the-lens-library.html
4.
http://www.reddit.com/r/haskell/comments/1o6iqs/why_i_dont_like_the_lens_library/
5. http://ro-che.info/ccc/23
6.
http://www.reddit.com/r/haskell/comments/1obeom/cartesian_closed_comic_23_picking_a_lens_library/
7. http://www.yesodweb.com/blog/2013/10/core-flaw-pipes-conduit
8.
http://www.reddit.com/r/haskell/comments/1o1ink/the_core_flaw_of_pipes_and_conduit/
9.
http://www.haskellforall.com/2013/10/how-to-reimplement-conduit-parsing-api.html
10.
http://www.reddit.com/r/haskell/comments/1o3viw/how_to_reimplement_the_conduit_parsing_api_in/
11. http://www.yesodweb.com/blog/2013/10/pipes-resource-problems
12.
http://www.reddit.com/r/haskell/comments/1nw7ji/pipes_resource_problems/
13. http://www.haskell.org/haskellwiki/LensBeginnersCheatsheet
14.
http://www.reddit.com/r/haskell/comments/1oa9qx/beginners_cheatsheet_to_the_lens_library/
15. https://www.youtube.com/watch?v=-sbGijbhxAc
16.
http://www.reddit.com/r/haskell/comments/1nvauj/demo_ariadne_gotodefinition_for_haskell/
17.
http://justtesting.org/post/63457249417/here-is-the-video-of-my-yow-lambda-jam-keynote
18.
http://www.reddit.com/r/haskell/comments/1nz5j5/do_extraterrestrials_use_functional_programming/
19. http://www.haskellforall.com/2013/10/manual-proofs-for-pipes-laws.html
20.
http://www.reddit.com/r/haskell/comments/1nw7yt/haskell_for_all_manual_proofs_for_the_pipes_laws/
21. http://ircbrowse.net/pdfs/haskell/unique
22.
http://www.reddit.com/r/haskell/comments/1o23nf/unique_pdfs_linked_in_haskell/
23. http://skillsmatter.com/podcast/scala/monads-for-free
24.
http://www.reddit.com/r/haskell/comments/1o38fa/andres_l%C3%B6h_on_free_monads/
25.
https://www.fpcomplete.com/user/snoyberg/blog-posts/simpler-conduit-core
26.
http://www.reddit.com/r/haskell/comments/1o494w/simpler_conduit_core_aka_part_3_of_3/
27. http://ghc.haskell.org/trac/ghc/wiki/ApplicativeDo
28.
http://www.reddit.com/r/haskell/comments/1o7lpm/proposal_for_applicative_donotation/
29. https://github.com/RommelVR/RayTracer
30.
http://www.reddit.com/r/haskell/comments/1nuhze/so_i_kind_of_made_a_haskell_clone_of_the_business/
31. http://www.haskell.org/pipermail/haskell-cafe/2013-October/218522.html
32.
http://www.reddit.com/r/haskell/comments/1o4x3m/call_to_action_fay_ffi_bindings_for_angularjs/
33. http://skillsmatter.com/podcast/home/simon-marlow
34.
http://www.reddit.com/r/haskell/comments/1o2mqe/the_haxl_project_at_facebook_concise_efficient/
35. http://community.haskell.org/~ndm/temp/supero.pdf
36.
http://www.reddit.com/r/haskell/comments/1o8ksw/rethinking_supercompilation_pdf/
37. http://gist.io/6923187
38. http://www.reddit.com/r/haskell/comments/1o63ww/musings_on_lens/
39.
http://stackoverflow.com/questions/19337153/functions-of-possibly-cyclic-data-structures
40.
http://stackoverflow.com/questions/19247753/how-can-i-improve-my-understanding-of-the-haskell-type-system
41.
http://stackoverflow.com/questions/19237695/haskell-how-to-tell-hlint-not-to-warning-use-string-literal
42.
http://stackoverflow.com/questions/19262581/how-are-uncurry-and-fanin-related-in-category-theory
43.
http://stackoverflow.com/questions/19308845/haskell-iterate-over-2d-list-filter-output-1d-list
44.
http://stackoverflow.com/questions/19327792/haskell-why-does-num-x-require-show-x
45.
http://stackoverflow.com/questions/19336569/how-to-avoid-creating-an-orphan-fromjson-instance-for-data-tree
46.
http://stackoverflow.com/questions/19227418/state-monad-with-multiple-state-values
47.
http://stackoverflow.com/questions/19288652/difference-between-print-and-putstrln-in-haskell
48. https://plus.google.com/105107667630152149014/about
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