Welcome to issue 259 of the HWN, an issue covering crowd-sourced bits of information about Haskell from around the web. This issue covers the week of February 10 to 16, 2013.
Quotes of the Week * frerich: i thought endo is where the ewoks live * edwardk: on the other hand i also write excessively polymorphic code Top Reddit Stories * Comonads are objects Domain: haskellforall.com, Score: 105, Comments: 86 On Reddit: [1] http://goo.gl/ssFWD Original: [2] http://goo.gl/ADN3k * GHC HEAD now has OverloadedLists as an extension - allowing you to more easily specify literal Maps, Text, Vector, ByteString etc values. Domain: hackage.haskell.org, Score: 86, Comments: 66 On Reddit: [3] http://goo.gl/tVmBE Original: [4] http://goo.gl/m08GR * GHC HEAD: new parallel I/O manager merged Domain: haskell.org, Score: 67, Comments: 39 On Reddit: [5] http://goo.gl/HX04c Original: [6] http://goo.gl/j8AaN * The Algebra of Algebraic Data Types (Part I) Domain: chris-taylor.github.com, Score: 51, Comments: 23 On Reddit: [7] http://goo.gl/9WjrL Original: [8] http://goo.gl/Jyco0 * deprecation rage :: hpaste Domain: hpaste.org, Score: 49, Comments: 9 On Reddit: [9] http://goo.gl/ycHWD Original: [10] http://goo.gl/KAdsV * Github incorrectly recognizes haskell code as perl thus making language usage studies based on github useless. Domain: github.com, Score: 45, Comments: 45 On Reddit: [11] http://goo.gl/WQN38 Original: [12] http://goo.gl/jfpeH * StackOverflow [haskell] hits 10k questions! Domain: imgur.com, Score: 41, Comments: 31 On Reddit: [13] http://goo.gl/znqwX Original: [14] http://goo.gl/cdm3C * Don Stewart provides a great concise overview of the many areas of Haskell performance analysis Domain: stackoverflow.com, Score: 39, Comments: 1 On Reddit: [15] http://goo.gl/W9AOL Original: [16] http://goo.gl/nC6Mk * The Algebra of Algebraic Data Types, Part 2 Domain: chris-taylor.github.com, Score: 37, Comments: 9 On Reddit: [17] http://goo.gl/VHUjp Original: [18] http://goo.gl/mk95s * Upcoming conduit 1.0 & comparison to pipes & io-streams Domain: yesodweb.com, Score: 32, Comments: 11 On Reddit: [19] http://goo.gl/dbnpi Original: [20] http://goo.gl/8RHfb * Library: A collection of tools for processing PDF files in Haskell Domain: github.com, Score: 31, Comments: 38 On Reddit: [21] http://goo.gl/BtpFw Original: [22] http://goo.gl/loL4n * Introduction to Haskell, Lecture 5 is Live (Creating Data Types) Domain: shuklan.com, Score: 29, Comments: 2 On Reddit: [23] http://goo.gl/h2q3G Original: [24] http://goo.gl/ASx0B * FP Complete Hiring for Haskell evangelist / customer and community relations advocate Domain: haskellers.com, Score: 28, Comments: 0 On Reddit: [25] http://goo.gl/g2nic Original: [26] http://goo.gl/di728 * Quick and Easy DSLs with Writer Endo Domain: ocharles.org.uk, Score: 22, Comments: 17 On Reddit: [27] http://goo.gl/6p43B Original: [28] http://goo.gl/p8aX4 Top StackOverflow Questions * Least-strict (*) votes: 17, answers: 2 Read on SO: [29] http://goo.gl/tHzUf * Referential transparency with polymorphism in Haskell votes: 14, answers: 1 Read on SO: [30] http://goo.gl/PyBgK * Truncating to Word type votes: 11, answers: 1 Read on SO: [31] http://goo.gl/C4wwu * Is there a generalization of these Free-like constructions? votes: 11, answers: 0 Read on SO: [32] http://goo.gl/WLb7S * How fast is Data.Sequence.Seq compared to []? votes: 9, answers: 1 Read on SO: [33] http://goo.gl/d0x2d * Does FreeT keep the equational reasoning benefits of Free? votes: 9, answers: 1 Read on SO: [34] http://goo.gl/7vu37 * Understanding recursion in Haskell votes: 7, answers: 5 Read on SO: [35] http://goo.gl/I2SBM * What laws are the standard Haskell type classes expected to uphold? votes: 7, answers: 2 Read on SO: [36] http://goo.gl/FqQ5J * What does (== “ ”) mean, in Haskell? votes: 7, answers: 4 Read on SO: [37] http://goo.gl/EecMz * Linking separate projects in GHC votes: 7, answers: 1 Read on SO: [38] http://goo.gl/ZjVao * What are structures with “subtraction” but no inverse? votes: 7, answers: 1 Read on SO: [39] http://goo.gl/SaQ66 Until next time, +Daniel Santa Cruz References 1. http://www.haskellforall.com/2013/02/you-could-have-invented-comonads.html 2. http://www.reddit.com/r/haskell/comments/18isiu/comonads_are_objects/ 3. http://hackage.haskell.org/trac/ghc/wiki/OverloadedLists 4. http://www.reddit.com/r/haskell/comments/18ncub/ghc_head_now_has_overloadedlists_as_an_extension/ 5. http://www.haskell.org/pipermail/ghc-devs/2013-February/000414.html 6. http://www.reddit.com/r/haskell/comments/18d81l/ghc_head_new_parallel_io_manager_merged/ 7. http://chris-taylor.github.com/blog/2013/02/10/the-algebra-of-algebraic-data-types/ 8. http://www.reddit.com/r/haskell/comments/18902u/the_algebra_of_algebraic_data_types_part_i/ 9. http://hpaste.org/82331 10. http://www.reddit.com/r/haskell/comments/18hnh3/deprecation_rage_hpaste/ 11. https://github.com/timthelion?tab=repositories 12. http://www.reddit.com/r/haskell/comments/189cti/github_incorrectly_recognizes_haskell_code_as/ 13. http://imgur.com/Wtx1kT4 14. http://www.reddit.com/r/haskell/comments/18kwe2/stackoverflow_haskell_hits_10k_questions/ 15. http://stackoverflow.com/a/3276557/74497 16. http://www.reddit.com/r/haskell/comments/18jkvw/don_stewart_provides_a_great_concise_overview_of/ 17. http://chris-taylor.github.com/blog/2013/02/11/the-algebra-of-algebraic-data-types-part-ii/ 18. http://www.reddit.com/r/haskell/comments/18bqth/the_algebra_of_algebraic_data_types_part_2/ 19. http://www.yesodweb.com/blog/2013/02/upcoming-conduit-1-0 20. http://www.reddit.com/r/haskell/comments/18iskd/upcoming_conduit_10_comparison_to_pipes_iostreams/ 21. https://github.com/Yuras/pdf-toolbox 22. http://www.reddit.com/r/haskell/comments/18n0l1/library_a_collection_of_tools_for_processing_pdf/ 23. http://shuklan.com/haskell/lec05.html 24. http://www.reddit.com/r/haskell/comments/18e0vn/introduction_to_haskell_lecture_5_is_live/ 25. http://www.haskellers.com/jobs/25 26. http://www.reddit.com/r/haskell/comments/18b37b/fp_complete_hiring_for_haskell_evangelist/ 27. http://ocharles.org.uk/blog/posts/2013-02-12-quick-dsls-with-endo-writers.html 28. http://www.reddit.com/r/haskell/comments/18dhwf/quick_and_easy_dsls_with_writer_endo/ 29. http://stackoverflow.com/questions/14906261/least-strict 30. http://stackoverflow.com/questions/14865734/referential-transparency-with-polymorphism-in-haskell 31. http://stackoverflow.com/questions/14820699/truncating-to-word-type 32. http://stackoverflow.com/questions/14852712/is-there-a-generalization-of-these-free-like-constructions 33. http://stackoverflow.com/questions/14798613/how-fast-is-data-sequence-seq-compared-to 34. http://stackoverflow.com/questions/14907510/does-freet-keep-the-equational-reasoning-benefits-of-free 35. http://stackoverflow.com/questions/14820138/understanding-recursion-in-haskell 36. http://stackoverflow.com/questions/14861379/what-laws-are-the-standard-haskell-type-classes-expected-to-uphold 37. http://stackoverflow.com/questions/14865442/what-does-mean-in-haskell 38. http://stackoverflow.com/questions/14884561/linking-separate-projects-in-ghc 39. http://stackoverflow.com/questions/14913904/what-are-structures-with-subtraction-but-no-inverse
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