Welcome to issue 304 of the HWN, an issue covering crowd-sourced bits of information about Haskell from around the web. This issue covers from August 24 to 30, 2014 Quotes of the Week * pjdelport: Haskell: Lazy evaluation, eager debugging. * trap_exit: isn't hoogle awesome? the first time I used it, I was like "for the first time in my life, google sucks" Top Reddit Stories * Hython - a Haskell-powered Python 3 interpreter Domain: github.com, Score: 95, Comments: 22 Original: [1] http://goo.gl/aI16qA On Reddit: [2] http://goo.gl/N67fnX * Using Emacs for Haskell development Domain: github.com, Score: 89, Comments: 47 Original: [3] http://goo.gl/tuPL91 On Reddit: [4] http://goo.gl/RxVWFQ * Ivory Language Domain: ivorylang.org, Score: 70, Comments: 36 Original: [5] http://goo.gl/xJJ68c On Reddit: [6] http://goo.gl/Vz9cTX * A taste of Cabalized Backpack : Inside 206-105 Domain: blog.ezyang.com, Score: 61, Comments: 73 Original: [7] http://goo.gl/8MpD3U On Reddit: [8] http://goo.gl/3kVQOG * Introducing /r/haskellgamedev Domain: self.haskell, Score: 58, Comments: 20 Original: [9] http://goo.gl/B2nzhq On Reddit: [10] http://goo.gl/B2nzhq * Acme.StringlyTyped Domain: hackage.haskell.org, Score: 44, Comments: 11 Original: [11] http://goo.gl/IfK2Uf On Reddit: [12] http://goo.gl/Z0wT5E * A new version of Yampa is out (0.9.6) Domain: keera.co.uk, Score: 43, Comments: 16 Original: [13] http://goo.gl/EHxFdd On Reddit: [14] http://goo.gl/EXGLdX * On CodeWorld and Haskell Domain: cdsmith.wordpress.com, Score: 41, Comments: 23 Original: [15] http://goo.gl/C7tkHk On Reddit: [16] http://goo.gl/qu3l04 * Introduction to Dependent Types: Haskell on Steroids Domain: jozefg.bitbucket.org, Score: 37, Comments: 17 Original: [17] http://goo.gl/fg8Rfo On Reddit: [18] http://goo.gl/YLmHNQ * Evaluation order and state tokens - School of Haskell Domain: fpcomplete.com, Score: 35, Comments: 24 Original: [19] http://goo.gl/v0D1HQ On Reddit: [20] http://goo.gl/jiiLRl * IO Monad and Purity Domain: stackoverflow.com, Score: 34, Comments: 13 Original: [21] http://goo.gl/zkBxl1 On Reddit: [22] http://goo.gl/yVQY4F * [ANN] Haste 0.4, now with GHC 7.8 support and binary packages Domain: groups.google.com, Score: 33, Comments: 5 Original: [23] http://goo.gl/DU4QYT On Reddit: [24] http://goo.gl/xcqxU0 * darcs 2.8.5 released Domain: lists.osuosl.org, Score: 30, Comments: 0 Original: [25] http://goo.gl/FbjpuA On Reddit: [26] http://goo.gl/TM6D7E * Yarr - image processing library and partial Repa clone Domain: hackage.haskell.org, Score: 28, Comments: 8 Original: [27] http://goo.gl/cfHAH8 On Reddit: [28] http://goo.gl/oyK3xF * conduit stream fusion Domain: fpcomplete.com, Score: 28, Comments: 15 Original: [29] http://goo.gl/9e57M2 On Reddit: [30] http://goo.gl/kFL5Pu * New blog post: Dealing with Asynchronous Exceptions during Resource Acquisition Domain: well-typed.com, Score: 28, Comments: 34 Original: [31] http://goo.gl/WS05yN On Reddit: [32] http://goo.gl/5hp59d Top StackOverflow Questions * Zipper Comonads, Generically votes: 43, answers: 3 Read on SO: [33] http://goo.gl/NDzqR1 * Test if a value matches a constructor votes: 25, answers: 3 Read on SO: [34] http://goo.gl/3Sa7hX * What is the difference between a cyclic list and an infinite list in haskell? votes: 16, answers: 2 Read on SO: [35] http://goo.gl/q7f7pu * Powerset Function 1-Liner votes: 13, answers: 1 Read on SO: [36] http://goo.gl/cez03g * How to make a binary tree zipper an instance of Comonad? votes: 13, answers: 1 Read on SO: [37] http://goo.gl/Zc1wr4 * Is there a better performing alternative to read and show in Haskell? votes: 11, answers: 1 Read on SO: [38] http://goo.gl/Y0m0wX * QuickCheck: How to use exhaustiveness checker to prevent forgotten constructors of a sum type votes: 11, answers: 2 Read on SO: [39] http://goo.gl/b8YbtB * Why does FRP consider time as a factor for values? votes: 10, answers: 2 Read on SO: [40] http://goo.gl/Yo65J8 Until next time, [41]+Daniel Santa Cruz References 1. https://github.com/mattgreen/hython 2. http://www.reddit.com/r/haskell/comments/2ejlxm/hython_a_haskellpowered_pyth... 3. https://github.com/serras/emacs-haskell-tutorial/blob/master/tutorial.md 4. http://www.reddit.com/r/haskell/comments/2efpx4/using_emacs_for_haskell_deve... 5. http://ivorylang.org/ 6. http://www.reddit.com/r/haskell/comments/2epdwp/ivory_language/ 7. http://blog.ezyang.com/2014/08/a-taste-of-cabalized-backpack/ 8. http://www.reddit.com/r/haskell/comments/2eoett/a_taste_of_cabalized_backpac... 9. http://www.reddit.com/r/haskell/comments/2f0xm0/introducing_rhaskellgamedev/ 10. http://www.reddit.com/r/haskell/comments/2f0xm0/introducing_rhaskellgamedev/ 11. http://hackage.haskell.org/package/acme-stringly-typed-1.0.0.0/docs/Acme-Str... 12. http://www.reddit.com/r/haskell/comments/2f01jl/acmestringlytyped/ 13. http://keera.co.uk/blog/2014/08/29/new-version-yampa-0-9-6/ 14. http://www.reddit.com/r/haskell/comments/2ex7c9/a_new_version_of_yampa_is_ou... 15. http://cdsmith.wordpress.com/2014/08/26/on-codeworld-and-haskell/ 16. http://www.reddit.com/r/haskell/comments/2en20t/on_codeworld_and_haskell/ 17. http://jozefg.bitbucket.org/posts/2014-08-25-dep-types-part-1.html 18. http://www.reddit.com/r/haskell/comments/2er003/introduction_to_dependent_ty... 19. https://www.fpcomplete.com/user/snoyberg/general-haskell/advanced/evaluation... 20. http://www.reddit.com/r/haskell/comments/2eiqwv/evaluation_order_and_state_t... 21. http://stackoverflow.com/a/25576375/1651941 22. http://www.reddit.com/r/haskell/comments/2f191i/io_monad_and_purity/ 23. https://groups.google.com/forum/#!topic/haste-compiler/mel9aO9Jako 24. http://www.reddit.com/r/haskell/comments/2ev19m/ann_haste_04_now_with_ghc_78... 25. http://lists.osuosl.org/pipermail/darcs-users/2014-August/027041.html 26. http://www.reddit.com/r/haskell/comments/2ekjmx/darcs_285_released/ 27. http://hackage.haskell.org/package/yarr 28. http://www.reddit.com/r/haskell/comments/2eg1nk/yarr_image_processing_librar... 29. https://www.fpcomplete.com/blog/2014/08/conduit-stream-fusion 30. http://www.reddit.com/r/haskell/comments/2es8oj/conduit_stream_fusion/ 31. http://www.well-typed.com/blog/97/ 32. http://www.reddit.com/r/haskell/comments/2ety9f/new_blog_post_dealing_with_a... 33. http://stackoverflow.com/questions/25554062/zipper-comonads-generically 34. http://stackoverflow.com/questions/25587501/test-if-a-value-matches-a-constr... 35. http://stackoverflow.com/questions/25498431/what-is-the-difference-between-a... 36. http://stackoverflow.com/questions/25476248/powerset-function-1-liner 37. http://stackoverflow.com/questions/25519767/how-to-make-a-binary-tree-zipper... 38. http://stackoverflow.com/questions/25496672/is-there-a-better-performing-alt... 39. http://stackoverflow.com/questions/25535616/quickcheck-how-to-use-exhaustive... 40. http://stackoverflow.com/questions/25568712/why-does-frp-consider-time-as-a-... 41. https://plus.google.com/105107667630152149014/about