Welcome to issue 228 of the HWN, an issue covering crowd-sourced bits of information about Haskell from around the web. This issue covers the week of May 13 to 19, 2012. Announcements Stefan Wehr issued a call for presentations for the Commercial Users of Functional Programmers (CUFP 2012) conference to be held in Copenhagen, Denmark during September 13 to 15, 2012. [1] http://goo.gl/Rl1T9 Quotes of the Week * hpc measures understanding in angstroms per (second * liter) ^ (1/15) Top Reddit Stories * ANNOUNCE: forthcoming O'Reilly book on Parallel and Concurrent Haskell Domain: haskell.org, Score: 101, Comments: 13 On Reddit: [2] http://goo.gl/UY9L6 Original: [3] http://goo.gl/oqLo6 * GHC 7.6 will have support for deferred type errors Domain: hackage.haskell.org, Score: 55, Comments: 4 On Reddit: [4] http://goo.gl/sPknX Original: [5] http://goo.gl/ieM9s * What happens when you mix three research programming languages together Domain: blog.ezyang.com, Score: 41, Comments: 7 On Reddit: [6] http://goo.gl/ujmF1 Original: [7] http://goo.gl/jME65 * Reactive-Banana 0.6: FRP in Haskell, supports both WxHaskell and generation to Javascript! Domain: apfelmus.nfshost.com, Score: 39, Comments: 3 On Reddit: [8] http://goo.gl/XrFxl Original: [9] http://goo.gl/Uanl6 * Keter: It's Alive! (Web app deployment system for Haskell) Domain: yesodweb.com, Score: 35, Comments: 6 On Reddit: [10] http://goo.gl/RyuLI Original: [11] http://goo.gl/EVcDT * Reasoning about Stream Processing with Effects Domain: personal.cis.strath.ac.uk, Score: 26, Comments: 26 On Reddit: [12] http://goo.gl/TI8bj Original: [13] http://goo.gl/n2rS0 * Patches for the new GHC-iPhone (v4) builds but needs a little more debugging Domain: hip-to-be-square.com, Score: 26, Comments: 27 On Reddit: [14] http://goo.gl/7QvqK Original: [15] http://goo.gl/zLCzr * Commutative Edits and Exceptions -- Categorically Dual(ish)? Domain: bosker.wordpress.com, Score: 24, Comments: 2 On Reddit: [16] http://goo.gl/1quI5 Original: [17] http://goo.gl/ET2ym * Parallel Haskell Digest 10: SPJ on Cloud Haskell, concurrent channels, meta-par, Accelerate, and StackOverflow'ing like crazy Domain: well-typed.com, Score: 21, Comments: 3 On Reddit: [18] http://goo.gl/z1UiV Original: [19] http://goo.gl/iPiAx * Interactive Programming with LambdaCalc Domain: dynamicaspects.org, Score: 20, Comments: 6 On Reddit: [20] http://goo.gl/IeEis Original: [21] http://goo.gl/n3Bqo * BitParser - RFC on a new parsing library for parsing data at the bit level. Similar in functionality to Erlang's bit syntax Domain: github.com, Score: 18, Comments: 8 On Reddit: [22] http://goo.gl/a7Qmq Original: [23] http://goo.gl/SL1u4 Top StackOverflow Questions * Haskell: Between a list and a tuple votes: 10, answers: 3 Read on SO: [24] http://goo.gl/6eiPg * Why is it so uncommon to use type signatures in where clauses? votes: 9, answers: 4 Read on SO: [25] http://goo.gl/ih3cK * Is there any good Haskell indentation script for Vim? votes: 9, answers: 2 Read on SO: [26] http://goo.gl/t1D3Y * Haskell “exceptions” votes: 8, answers: 2 Read on SO: [27] http://goo.gl/5WfTT * Is it possible to program and check invariants in haskell? votes: 8, answers: 3 Read on SO: [28] http://goo.gl/5wNE6 * The “handle” function and Real World Haskell votes: 7, answers: 2 Read on SO: [29] http://goo.gl/K8WK0 * Haskell: Flatten binary tree votes: 7, answers: 2 Read on SO: [30] http://goo.gl/eSokk * How can I uninstall a version of a Cabal package? votes: 6, answers: 1 Read on SO: [31] http://goo.gl/Gl1Mi * Fault tolerant JSON parsing votes: 6, answers: 1 Read on SO: [32] http://goo.gl/NBsVH * Can a Haskell or Haskell OS thread waiting on Network.Socket.accept not be killed on Windows? votes: 6, answers: 1 Read on SO: [33] http://goo.gl/8NHKB * efficient functional data structure for finite bijections votes: 6, answers: 2 Read on SO: [34] http://goo.gl/bXA1Ke Until next time, Daniel Santa Cruz References 1. http://permalink.gmane.org/gmane.comp.lang.haskell.general/19157 2. http://www.haskell.org/pipermail/haskell/2012-May/023328.html 3. http://www.reddit.com/r/haskell/comments/trf72/announce_forthcoming_oreilly_... 4. http://hackage.haskell.org/trac/ghc/wiki/Status/May12 5. http://www.reddit.com/r/haskell/comments/tm1mc/ghc_76_will_have_support_for_... 6. http://blog.ezyang.com/2012/05/what-happens-when-you-mix-three-research-prog... 7. http://www.reddit.com/r/haskell/comments/tptuo/what_happens_when_you_mix_thr... 8. http://apfelmus.nfshost.com/blog/2012/05/15-frp-banana-0-6.html 9. http://www.reddit.com/r/haskell/comments/toghk/reactivebanana_06_frp_in_hask... 10. http://www.yesodweb.com/blog/2012/05/keter-its-alive 11. http://www.reddit.com/r/haskell/comments/tsyv5/keter_its_alive_web_app_deplo... 12. https://personal.cis.strath.ac.uk/~raa/posts/2012-01-06-streams.html 13. http://www.reddit.com/r/haskell/comments/tm7ur/reasoning_about_stream_proces... 14. http://hip-to-be-square.com/~blackh/ghc-iphone-new/v4/ 15. http://www.reddit.com/r/haskell/comments/tnnqc/patches_for_the_new_ghciphone... 16. http://bosker.wordpress.com/2012/05/10/on-editing-text/ 17. http://www.reddit.com/r/haskell/comments/ts3sz/commutative_edits_and_excepti... 18. http://www.well-typed.com/blog/66 19. http://www.reddit.com/r/haskell/comments/tta8y/parallel_haskell_digest_10_sp... 20. http://dynamicaspects.org/blog/2012/05/15/back-to-the-future/ 21. http://www.reddit.com/r/haskell/comments/tokmh/interactive_programming_with_... 22. https://github.com/axman6/BitParser/tree/bs-state 23. http://www.reddit.com/r/haskell/comments/tmhca/bitparser_rfc_on_a_new_parsin... 24. http://stackoverflow.com/questions/10626943/haskell-between-a-list-and-a-tup... 25. http://stackoverflow.com/questions/10609936/why-is-it-so-uncommon-to-use-typ... 26. http://stackoverflow.com/questions/10663888/is-there-any-good-haskell-indent... 27. http://stackoverflow.com/questions/10611382/haskell-exceptions 28. http://stackoverflow.com/questions/10656402/is-it-possible-to-program-and-ch... 29. http://stackoverflow.com/questions/10578572/the-handle-function-and-real-wor... 30. http://stackoverflow.com/questions/10592920/haskell-flatten-binary-tree 31. http://stackoverflow.com/questions/10576868/how-can-i-uninstall-a-version-of... 32. http://stackoverflow.com/questions/10604808/fault-tolerant-json-parsing 33. http://stackoverflow.com/questions/10608602/can-a-haskell-or-haskell-os-thre... 34. http://stackoverflow.com/questions/10669217/efficient-functional-data-struct...