Welcome to issue 281 of the HWN, an issue covering crowd-sourced bits of information about Haskell from around the web. This issue covers the week of September 15 to 21, 2013. Quotes of the Week * jmcarthur: weak algebraic structures? ha! i prefer my algebraic structures to put up more of a fight. * newsham: teach a man to pred and he will pred to zero. teach a man to succ and he will succ forever Top Reddit Stories * Edward C++Hands Domain: bartoszmilewski.com, Score: 83, Comments: 102 On Reddit: [1] http://goo.gl/64LLo4 Original: [2] http://goo.gl/0H0yr7 * Perfect streaming using `pipes-bytestring` Domain: haskellforall.com, Score: 59, Comments: 45 On Reddit: [3] http://goo.gl/oSlzZP Original: [4] http://goo.gl/8xwZjc * Adding safe coercions to Haskell Domain: joachim-breitner.de, Score: 58, Comments: 23 On Reddit: [5] http://goo.gl/2vs5M9 Original: [6] http://goo.gl/n0RYA3 * Which programming languages do you like besides Haskell, and why? Domain: self.haskell, Score: 55, Comments: 104 On Reddit: [7] http://goo.gl/nzgwJQ Original: [8] http://goo.gl/nzgwJQ * GHC HEAD: merged checkable "minimal complete definitions" (#7633) Domain: ghc.haskell.org, Score: 48, Comments: 36 On Reddit: [9] http://goo.gl/VoZVYL Original: [10] http://goo.gl/5F61AX * Do companies ever hire someone who has no Haskell experience to be a Haskell programmer? If I pursue such a job, how important would a Domain: self.haskell, Score: 44, Comments: 50 On Reddit: [11] http://goo.gl/KA998k Original: [12] http://goo.gl/KA998k * [Haskell-cafe] PSA: do not install xcode 5 if you are using ghc 7.6 Domain: haskell.org, Score: 43, Comments: 4 On Reddit: [13] http://goo.gl/ut6k6p Original: [14] http://goo.gl/1G8Syo * Model Analysis - The New York Times’ Erik Hinton breaks down a Fashion Week special Domain: source.mozillaopennews.org, Score: 40, Comments: 4 On Reddit: [15] http://goo.gl/NdVw6l Original: [16] http://goo.gl/bYB8JS * Programming reactively with both barrels (experiences of Haskell/FRP for mobile games) Domain: blog.reactiveprogramming.org, Score: 39, Comments: 7 On Reddit: [17] http://goo.gl/QXacUo Original: [18] http://goo.gl/wLJwt6 * Why monads have not taken the Common Lisp world by storm [r/lisp] Domain: reddit.com, Score: 33, Comments: 14 On Reddit: [19] http://goo.gl/tZUVWx Original: [20] http://goo.gl/w5KHqc * 13,000 readers Domain: self.haskell, Score: 28, Comments: 11 On Reddit: [21] http://goo.gl/lTys0R Original: [22] http://goo.gl/lTys0R * A type for IO actions that do not throw exceptions Domain: self.haskell, Score: 25, Comments: 49 On Reddit: [23] http://goo.gl/Ao8HyB Original: [24] http://goo.gl/Ao8HyB * ANN: Scotty 0.5.0 Released Domain: github.com, Score: 24, Comments: 15 On Reddit: [25] http://goo.gl/jgGJhO Original: [26] http://goo.gl/BejPTF * Haskell version freezing Domain: blog.docmunch.com, Score: 23, Comments: 8 On Reddit: [27] http://goo.gl/9LJSjY Original: [28] http://goo.gl/Ikd86k * PHOAS For Free by Edward Kmett Domain: fpcomplete.com, Score: 21, Comments: 8 On Reddit: [29] http://goo.gl/RDt1BV Original: [30] http://goo.gl/o0phN7 * Cellular Automata, Part III by Edward Kmett Domain: fpcomplete.com, Score: 20, Comments: 0 On Reddit: [31] http://goo.gl/AKCfGw Original: [32] http://goo.gl/x7GtH1 * Translating Haskell programs to Coq [/Gallina] programs Domain: github.com, Score: 20, Comments: 2 On Reddit: [33] http://goo.gl/IQAp3K Original: [34] http://goo.gl/qcib77 * ANN: pipes-csv: a fast, streaming csv parser based on cassava and pipes Domain: github.com, Score: 20, Comments: 9 On Reddit: [35] http://goo.gl/aITtGX Original: [36] http://goo.gl/yrzZ7n Top StackOverflow Questions * What does the “Just” syntax mean in Haskell? votes: 12, answers: 4 Read on SO: [37] http://goo.gl/f17UEP * How can I understand “:t ((==) <*>)” in haskell? votes: 10, answers: 1 Read on SO: [38] http://goo.gl/CwyBn4 * why polymorphism is so costly in haskell(GHC)? votes: 10, answers: 3 Read on SO: [39] http://goo.gl/4MjcbH * Break and continue in GHCi debugger without use of breakpoints votes: 9, answers: 0 Read on SO: [40] http://goo.gl/HrtcXZ * Why is there no `-XDeriveApplicative` extension? votes: 8, answers: 1 Read on SO: [41] http://goo.gl/4dcRF1 * Downsides to ScopedTypeVariables votes: 7, answers: 2 Read on SO: [42] http://goo.gl/UjBcsg * Haskell design encompassing several monads votes: 7, answers: 1 Read on SO: [43] http://goo.gl/EwWd5d * How to correct my OOP tendencies when programming in Haksell votes: 7, answers: 3 Read on SO: [44] http://goo.gl/9JVqh7 * composing functions with higher arity votes: 7, answers: 5 Read on SO: [45] http://goo.gl/jQjNJW * Why are Haskell Maps implemented as balanced binary trees instead of traditional hashtables? votes: 7, answers: 3 Read on SO: [46] http://goo.gl/nZaLGV Until next time, [47]+Daniel Santa Cruz References 1. http://bartoszmilewski.com/2013/09/19/edward-chands/ 2. http://www.reddit.com/r/haskell/comments/1mqni1/edward_chands/ 3. http://www.haskellforall.com/2013/09/perfect-streaming-using-pipes-bytestrin... 4. http://www.reddit.com/r/haskell/comments/1msinm/perfect_streaming_using_pipe... 5. http://www.joachim-breitner.de/blog/archives/610-Adding-safe-coercions-to-Ha... 6. http://www.reddit.com/r/haskell/comments/1mfz8z/adding_safe_coercions_to_has... 7. http://www.reddit.com/r/haskell/comments/1mvb2e/which_programming_languages_... 8. http://www.reddit.com/r/haskell/comments/1mvb2e/which_programming_languages_... 9. http://ghc.haskell.org/trac/ghc/ticket/7633#comment:28 10. http://www.reddit.com/r/haskell/comments/1mp434/ghc_head_merged_checkable_mi... 11. http://www.reddit.com/r/haskell/comments/1mtcox/do_companies_ever_hire_someo... 12. http://www.reddit.com/r/haskell/comments/1mtcox/do_companies_ever_hire_someo... 13. http://www.haskell.org/pipermail/haskell-cafe/2013-September/108902.html 14. http://www.reddit.com/r/haskell/comments/1ml97r/haskellcafe_psa_do_not_insta... 15. http://source.mozillaopennews.org/en-US/learning/model-analysis/ 16. http://www.reddit.com/r/haskell/comments/1mlgwd/model_analysis_the_new_york_... 17. http://blog.reactiveprogramming.org/?p=107 18. http://www.reddit.com/r/haskell/comments/1moob5/programming_reactively_with_... 19. http://www.reddit.com/r/lisp/comments/1mkqvj/why_monads_have_not_taken_the_c... 20. http://www.reddit.com/r/haskell/comments/1mn6vb/why_monads_have_not_taken_th... 21. http://www.reddit.com/r/haskell/comments/1modra/13000_readers/ 22. http://www.reddit.com/r/haskell/comments/1modra/13000_readers/ 23. http://www.reddit.com/r/haskell/comments/1mpsvj/a_type_for_io_actions_that_d... 24. http://www.reddit.com/r/haskell/comments/1mpsvj/a_type_for_io_actions_that_d... 25. https://github.com/xich/scotty/blob/master/ReleaseNotes.md 26. http://www.reddit.com/r/haskell/comments/1mr9hf/ann_scotty_050_released/ 27. http://blog.docmunch.com/blog/2013/haskell-version-freezing 28. http://www.reddit.com/r/haskell/comments/1mjldi/haskell_version_freezing/ 29. https://www.fpcomplete.com/user/edwardk/phoas 30. http://www.reddit.com/r/haskell/comments/1mo59h/phoas_for_free_by_edward_kme... 31. https://www.fpcomplete.com/user/edwardk/cellular-automata/part-3 32. http://www.reddit.com/r/haskell/comments/1mfaqx/cellular_automata_part_iii_b... 33. https://github.com/gdijkstra/hs-to-gallina/blob/master/docs/report/report.pd... 34. http://www.reddit.com/r/haskell/comments/1miawm/translating_haskell_programs... 35. https://github.com/jb55/pipes-csv 36. http://www.reddit.com/r/haskell/comments/1mvbk7/ann_pipescsv_a_fast_streamin... 37. http://stackoverflow.com/questions/18808258/what-does-the-just-syntax-mean-i... 38. http://stackoverflow.com/questions/18813431/how-can-i-understand-t-in-haskel... 39. http://stackoverflow.com/questions/18854866/why-polymorphism-is-so-costly-in... 40. http://stackoverflow.com/questions/18876128/break-and-continue-in-ghci-debug... 41. http://stackoverflow.com/questions/18861231/why-is-there-no-xderiveapplicati... 42. http://stackoverflow.com/questions/18852341/downsides-to-scopedtypevariables 43. http://stackoverflow.com/questions/18866558/haskell-design-encompassing-seve... 44. http://stackoverflow.com/questions/18867620/how-to-correct-my-oop-tendencies... 45. http://stackoverflow.com/questions/18905867/composing-functions-with-higher-... 46. http://stackoverflow.com/questions/18908639/why-are-haskell-maps-implemented... 47. https://plus.google.com/105107667630152149014/about