Welcome to issue 270 of the HWN, an issue covering crowd-sourced bits
of information about Haskell from around the web. This issue covers the
week of June 2 to 8, 2013.
Quotes of the Week
* shachaf: getLine :: IO String contains a String in the same way
/bin/ls contains a list of files.
Top Reddit Stories
* Haskell's HLearn library cross-validates more than 400x faster than
Java's Weka due to new monoid based algorithm
Domain: izbicki.me, Score: 86, Comments: 13
On Reddit: [1] http://goo.gl/dAoe5
Original: [2] http://goo.gl/dLZJv
* FP Complete Launches Haskell in Real World Competition with
$1,000 Cash Prize Each Month
Domain: fpcomplete.com, Score: 80, Comments: 10
On Reddit: [3] http://goo.gl/FthPX
Original: [4] http://goo.gl/pzgQ2
* So I write compilers for a living now
Domain: evincarofautumn.blogspot.it, Score: 76, Comments: 69
On Reddit: [5] http://goo.gl/hXp0G
Original: [6] http://goo.gl/wMaab
* Haskell for all: pipes-parse-1.0.0: Pushback, delimited parsers,
resumable parsing, and lenses
Domain: haskellforall.com, Score: 55, Comments: 77
On Reddit: [7] http://goo.gl/U3MzG
Original: [8] http://goo.gl/3wEJ7
* "Thank you to the Haskell community for encouraging programmers to
explore
the relationship between algebra and programming." -- My accepted
paper at
the International Conference of Machine Learning (ICML13)
Domain: jmlr.org, Score: 54, Comments: 3
On Reddit: [9] http://goo.gl/Ni0oF
Original: [10] http://goo.gl/klOzM
* GHCJS introduction – Concurrent Haskell in the browser, by Luite
Stegeman
Domain: weblog.luite.com, Score: 54, Comments: 27
On Reddit: [11] http://goo.gl/l9LDH
Original: [12] http://goo.gl/avaez
* Haskell from C: Where are the for Loops?
Domain: fpcomplete.com, Score: 46, Comments: 28
On Reddit: [13] http://goo.gl/YqkSU
Original: [14] http://goo.gl/pwYB3
* fficxx - FFI to C++ in Haskell
Domain: ianwookim.org, Score: 45, Comments: 12
On Reddit: [15] http://goo.gl/y1awM
Original: [16] http://goo.gl/wHF2U
* Control.Category: now with kind polymorphism
Domain: neocontra.blogspot.com, Score: 42, Comments: 7
On Reddit: [17] http://goo.gl/9gb6f
Original: [18] http://goo.gl/ALvld
* Pixel art editor in 600 lines of Haskell
Domain: github.com, Score: 39, Comments: 5
On Reddit: [19] http://goo.gl/gmFOF
Original: [20] http://goo.gl/w8yEg
* Haskell for all: pipes-concurrency-1.2.0: Behaviors and broadcasts
Domain: haskellforall.com, Score: 35, Comments: 35
On Reddit: [21] http://goo.gl/rojk1
Original: [22] http://goo.gl/aNK8l
* Mastermind in Agda, Running in the Browser
Domain: people.inf.elte.hu, Score: 28, Comments: 0
On Reddit: [23] http://goo.gl/N8yty
Original: [24] http://goo.gl/7lhvT
* Bittoll: A bitcoin transaction system written in Haskell.
Domain: bittoll.com, Score: 25, Comments: 13
On Reddit: [25] http://goo.gl/9MFXB
Original: [26] http://goo.gl/q39ps
* standalone-haddock: host your Haskell documentation on your website
Domain: feuerbach.github.io, Score: 22, Comments: 7
On Reddit: [27] http://goo.gl/dAsmP
Original: [28] http://goo.gl/INyIe
Top StackOverflow Questions
* What is () in Haskell, exactly?
votes: 18, answers: 4
Read on SO: [29] http://goo.gl/XkrXD
* Haskell pre-monadic I/O
votes: 15, answers: 1
Read on SO: [30] http://goo.gl/oryYA
* Display function types in Haskell
votes: 12, answers: 1
Read on SO: [31] http://goo.gl/qOtpV
* Haskell Pattern Matching Fails on Negative Number
votes: 12, answers: 2
Read on SO: [32] http://goo.gl/mw4WF
* Debugging performance bottlenecks for longest common subsequence
algorithm
votes: 11, answers: 1
Read on SO: [33] http://goo.gl/mfa8S
* What is a shrink, with regard to Haskell's QuickCheck?
votes: 11, answers: 2
Read on SO: [34] http://goo.gl/eLlyO
* Cross module optimizations in GHC
votes: 10, answers: 1
Read on SO: [35] http://goo.gl/RyFQP
* Functional composition with multi-valued functions in haskell?
votes: 9, answers: 3
Read on SO: [36] http://goo.gl/10Xvd
* A more succinct way to map functions onto fields of an algebraic
datatype?
votes: 9, answers: 1
Read on SO: [37] http://goo.gl/CfIOa
* What's the history behind the Functor type class?
votes: 8, answers: 1
Read on SO: [38] http://goo.gl/5BwZS
Until next time,
[39]+Daniel Santa Cruz
References
1. http://izbicki.me/blog/hlearn-cross-validates-400x-faster-than-weka
2.
http://www.reddit.com/r/haskell/comments/1fl33k/haskells_hlearn_library_crossvalidates_more_than/
3. http://www.fpcomplete.com/blog/2013/06/call-for-submissions
4.
http://www.reddit.com/r/haskell/comments/1fvtbf/fp_complete_launches_haskell_in_real_world/
5.
http://evincarofautumn.blogspot.it/2012/07/so-i-write-compilers-for-living-now.html
6.
http://www.reddit.com/r/haskell/comments/1fsbs2/so_i_write_compilers_for_a_living_now/
7.
http://www.haskellforall.com/2013/06/pipes-parse-100-pushback-delimited.html
8.
http://www.reddit.com/r/haskell/comments/1fjcpg/haskell_for_all_pipesparse100_pushback_delimited/
9. http://jmlr.org/proceedings/papers/v28/izbicki13.pdf
10.
http://www.reddit.com/r/haskell/comments/1fk8fl/thank_you_to_the_haskell_community_for/
11. http://weblog.luite.com/wordpress/?p=14
12.
http://www.reddit.com/r/haskell/comments/1fvv5q/ghcjs_introduction_concurrent_haskell_in_the/
13. https://www.fpcomplete.com/blog/2013/06/haskell-from-c
14.
http://www.reddit.com/r/haskell/comments/1fm55g/haskell_from_c_where_are_the_for_loops/
15. http://ianwookim.org/fficxx/
16.
http://www.reddit.com/r/haskell/comments/1fy5gy/fficxx_ffi_to_c_in_haskell/
17.
http://neocontra.blogspot.com/2013/06/controlcategory-now-with-kind.html
18.
http://www.reddit.com/r/haskell/comments/1fjjt0/controlcategory_now_with_kind_polymorphism/
19. https://github.com/mchakravarty/BigPixel
20.
http://www.reddit.com/r/haskell/comments/1fqyrk/pixel_art_editor_in_600_lines_of_haskell/
21.
http://www.haskellforall.com/2013/06/pipes-concurrency-120-behaviors-and.html
22.
http://www.reddit.com/r/haskell/comments/1ft1sc/haskell_for_all_pipesconcurrency120_behaviors_and/
23. http://people.inf.elte.hu/divip/mastermind/index.html
24.
http://www.reddit.com/r/haskell/comments/1fx4rb/mastermind_in_agda_running_in_the_browser/
25. https://www.bittoll.com/
26.
http://www.reddit.com/r/haskell/comments/1fqtmu/bittoll_a_bitcoin_transaction_system_written_in/
27. http://feuerbach.github.io/standalone-haddock/
28.
http://www.reddit.com/r/haskell/comments/1fuw5n/standalonehaddock_host_your_haskell_documentation/
29. http://stackoverflow.com/questions/16892570/what-is-in-haskell-exactly
30. http://stackoverflow.com/questions/17002119/haskell-pre-monadic-i-o
31.
http://stackoverflow.com/questions/16971221/display-function-types-in-haskell
32.
http://stackoverflow.com/questions/16976543/haskell-pattern-matching-fails-on-negative-number
33.
http://stackoverflow.com/questions/16952956/debugging-performance-bottlenecks-for-longest-common-subsequence-algorithm
34.
http://stackoverflow.com/questions/16968549/what-is-a-shrink-with-regard-to-haskells-quickcheck
35.
http://stackoverflow.com/questions/16908539/cross-module-optimizations-in-ghc
36.
http://stackoverflow.com/questions/16888222/functional-composition-with-multi-valued-functions-in-haskell
37.
http://stackoverflow.com/questions/16974868/a-more-succinct-way-to-map-functions-onto-fields-of-an-algebraic-datatype
38.
http://stackoverflow.com/questions/16880577/whats-the-history-behind-the-functor-type-class
39. https://plus.google.com/105107667630152149014/about
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