Welcome to issue 232 of the HWN, an issue covering crowd-sourced bits of information about Haskell from around the web. This issue covers the week of June 10 to 16, 2012. Quotes of the Week * irene-knapp: ewtoombs: the universe is already an interactive quantum physics simulator * Philipp: "While in Python every problem can be solved with a big enough Hashtable, in Haskell, every problem can be solved with an additional type parameter." * kulin: man, i am loving this existential quantification, i feel like now i will use it incorrectly to solve every problem for sure * mekeor: xmonad is awesome (ignore the ambiguity, please) Top Reddit Stories * Waldo - the Haskell powered codebase behind xkcd’s Umwelt comic Domain: self.haskell, Score: 75, Comments: 16 On Reddit: [1] http://goo.gl/M2fGv Original: [2] http://goo.gl/M2fGv * “ARM is now a fully supported target platform for GHC, complete with GHCi support” Domain: haskell.org, Score: 60, Comments: 17 On Reddit: [3] http://goo.gl/O0XK3 Original: [4] http://goo.gl/0Fajp * 3D Mandelbrot in OpenGL from imperative to functional style. Domain: yannesposito.com, Score: 36, Comments: 8 On Reddit: [5] http://goo.gl/5MKK1 Original: [6] http://goo.gl/nzpvl * ANN: clckwrks - a Haskell blogging and CMS framework Domain: groups.google.com, Score: 35, Comments: 21 On Reddit: [7] http://goo.gl/ROrHt Original: [8] http://goo.gl/WneBw * web server C10k benchmark: snap vs. erlang, go, node.js, java Domain: github.com, Score: 35, Comments: 5 On Reddit: [9] http://goo.gl/r1Q1j Original: [10] http://goo.gl/eFlTm * GADTs Domain: haskellforall.com, Score: 33, Comments: 74 On Reddit: [11] http://goo.gl/B41Ef Original: [12] http://goo.gl/rcL6I * Announcing Elm 0.2: Haskell integration (Yesod, HAppStack, and Snap), better error messages, larger examples, and more. Domain: self.haskell, Score: 30, Comments: 8 On Reddit: [13] http://goo.gl/ENBPH Original: [14] http://goo.gl/ENBPH * command line options using applicative without Template Haskell Domain: github.com, Score: 28, Comments: 13 On Reddit: [15] http://goo.gl/zqKGw Original: [16] http://goo.gl/eVSAb * Haskell and Yesod - Book on writing web applications in Haskell Domain: shop.oreilly.com, Score: 28, Comments: 5 On Reddit: [17] http://goo.gl/0RdvE Original: [18] http://goo.gl/9qCEu Top StackOverflow Questions * Tying the Knot with a State monad votes: 33, answers: 3 Read on SO: [19] http://goo.gl/cMcRf * Lazy evaluation of terms in an infinite list in Haskell votes: 32, answers: 4 Read on SO: [20] http://goo.gl/IyRJ1 * What is going on with the types in this ghci session? votes: 17, answers: 1 Read on SO: [21] http://goo.gl/3RVnN * the seq function and strictness votes: 14, answers: 2 Read on SO: [22] http://goo.gl/f8u9G * Is it possible to “hide” language extensions? votes: 11, answers: 2 Read on SO: [23] http://goo.gl/q4JQx * Rebinding do notation for indexed monads votes: 11, answers: 1 Read on SO: [24] http://goo.gl/Z4lnx * Haskell: “how much” of a type should functions receive? and avoiding complete “reconstruction” votes: 9, answers: 1 Read on SO: [25] http://goo.gl/2FFHu * Intelligent purely functional sets votes: 8, answers: 1 Read on SO: [26] http://goo.gl/I7Tzb * Is there a better way to express the absolute error function in point-free notation? votes: 8, answers: 2 Read on SO: [27] http://goo.gl/FFFek * GADTs vs. MultiParamTypeClasses votes: 7, answers: 2 Read on SO: [28] http://goo.gl/3DYKI Until next time, Daniel Santa Cruz References 1. http://www.reddit.com/r/haskell/comments/uved7/waldo_the_haskell_powered_cod... 2. http://www.reddit.com/r/haskell/comments/uved7/waldo_the_haskell_powered_cod... 3. http://www.haskell.org/pipermail/haskell-cafe/2012-June/101704.html 4. http://www.reddit.com/r/haskell/comments/uv07c/arm_is_now_a_fully_supported_... 5. http://yannesposito.com/Scratch/en/blog/Haskell-OpenGL-Mandelbrot/ 6. http://www.reddit.com/r/haskell/comments/v4pzk/3d_mandelbrot_in_opengl_from_... 7. https://groups.google.com/forum/#!msg/clckwrks/58AwDSRRGoI/prrMP6fhtqMJ 8. http://www.reddit.com/r/haskell/comments/uyr0y/ann_clckwrks_a_haskell_bloggi... 9. https://github.com/ericmoritz/wsdemo/blob/results-v1/results.md 10. http://www.reddit.com/r/haskell/comments/v595l/web_server_c10k_benchmark_sna... 11. http://www.haskellforall.com/2012/06/gadts.html 12. http://www.reddit.com/r/haskell/comments/v5ewa/gadts/ 13. http://www.reddit.com/r/haskell/comments/uugne/announcing_elm_02_haskell_int... 14. http://www.reddit.com/r/haskell/comments/uugne/announcing_elm_02_haskell_int... 15. https://github.com/pcapriotti/optparse-applicative 16. http://www.reddit.com/r/haskell/comments/uw7eq/command_line_options_using_ap... 17. http://shop.oreilly.com/product/0636920023142.do 18. http://www.reddit.com/r/haskell/comments/v64f5/haskell_and_yesod_book_on_wri... 19. http://stackoverflow.com/questions/11060565/tying-the-knot-with-a-state-mona... 20. http://stackoverflow.com/questions/10972429/lazy-evaluation-of-terms-in-an-i... 21. http://stackoverflow.com/questions/11003535/what-is-going-on-with-the-types-... 22. http://stackoverflow.com/questions/11046590/the-seq-function-and-strictness 23. http://stackoverflow.com/questions/11035676/is-it-possible-to-hide-language-... 24. http://stackoverflow.com/questions/11042685/rebinding-do-notation-for-indexe... 25. http://stackoverflow.com/questions/10967832/haskell-how-much-of-a-type-shoul... 26. http://stackoverflow.com/questions/10971237/intelligent-purely-functional-se... 27. http://stackoverflow.com/questions/11006772/is-there-a-better-way-to-express... 28. http://stackoverflow.com/questions/10994508/gadts-vs-multiparamtypeclasses