Editorial = Just "The [http://haskell.org/haskellwiki/Hac5 5th Haskell Hackathon] is underway in Utrecht!  Happy Haskell hacking!  An early HWN this week since I will be traveling this weekend (but not, unfortunately, to the Hackathon).",

Community [

],

Announce [

Item
"Reminder: Haskell Communities and Activities Report"
"Janis Voigtlaender"
"[http://article.gmane.org/gmane.comp.lang.haskell.cafe/57075 reminded] everyone that the deadline for the [http://www.haskell.org/pipermail/haskell/2009-April/021180.html May 2009 edition of the Haskell Communities and Activities Report] is only two weeks away. If you haven't already, please write an entry for your new project, or update your old entry.",

Item
"primes"
"Sebastian Fischer"
"[http://article.gmane.org/gmane.comp.lang.haskell.cafe/57042 announced] the release of the [http://hackage.haskell.org/cgi-bin/hackage-scripts/package/primes primes] package, which implements lazy wheel sieves for efficient, purely functional generation of prime numbers in Haskell.",

Item
"level-monad-0.3"
"Sebastian Fischer"
"[http://article.gmane.org/gmane.comp.lang.haskell.cafe/56981 announced] version 0.3 of the package [http://hackage.haskell.org/cgi-bin/hackage-scripts/package/level-monad level-monad], which implements breadth-first search directly as an instance of MonadPlus (without using an intermediate tree representation). Version 0.3 adds a MonadPlus instance for iterative deepening inspired by Michael Spivey's paper on [http://spivey.oriel.ox.ac.uk/mike/search-jfp.pdf Algebras for combinatorial search].",

Item
"hgettext 0.1.10"
"Vasyl Pasternak"
"[http://article.gmane.org/gmane.comp.lang.haskell.cafe/56940 announced] a new release of the [http://hackage.haskell.org/cgi-bin/hackage-scripts/package/hgettext hgettext] package, which now has bindings to all gettext functions.",
Item
"Haskell logo in TeX"
"Philip H\195\182lzenspies"
"[http://article.gmane.org/gmane.comp.lang.haskell.general/17094 announced] a version of the new [http://www.cs.utwente.nl/~holzensp/haskelllogo.sty Haskell logo design prepared using TikZ], for inclusion in LaTeX documents.",

Item
"The Monad.Reader (14) - Call for copy"
"Wouter Swierstra"
"[http://article.gmane.org/gmane.comp.lang.haskell.general/17090 issued] a call for copy for Issue 14 of [http://haskell.org/haskellwiki/The_Monad.Reader The Monad.Reader]. The deadline for submissions is May 15, 2009. Let Wouter know if you intend to submit something -- the sooner, the better.",

Item
"time 1.1.2.4"
"Ashley Yakeley"
"[http://article.gmane.org/gmane.comp.lang.haskell.libraries/10921 announced] the release of [http://hackage.haskell.org/cgi-bin/hackage-scripts/package/time time 1.1.2.4], which should now compile on Windows."

],

HaskellPrime [

],

Libraries [

],

Conferences 
Nothing
[ 

],

Discussion [

Item
"Code Golf"
"Sebastian Fischer"
"[http://thread.gmane.org/gmane.comp.lang.haskell.cafe/56957 started] a lively round of code golf with his code for list diagonalization.",

Item
"Converting IO [XmlTree] to [XmlTree]"
"rodrigo.bonifacio"
"[http://thread.gmane.org/gmane.comp.lang.haskell.cafe/56898 asked] how to convert an IO [XmlTree] into an [XmlTree], leading to a discussion of Haskell pedagogy."

],

Jobs [

],

Blogs   [

Post
"2009-04-16"
"Daniel van den Eijkel"
"Hommage: Haskell Offline Music Manipulation And Generation EDSL"
""
"http://substitut-fuer-feinmotorik.net/projects/haskellommage/introduction"
NP,

Post
"2009-04-15"
"Larry O'Brien"
"Windows & .NET Watch: Haskell: It's like Klingon, but with math!"
""
"http://www.sdtimes.com/content/article.aspx?ArticleID=33399"
NP,

Post
"2009-04-15"
"Sean Escriva"
"Why Haskell is a joy to learn"
""
"http://www.webframp.com/2009/04/15/why-haskell-is-a-joy-to-learn/"
N,

Post
"2009-04-16"
"Brandon Simmons"
"Some initial tests of Tries"
""
"http://coder.bsimmons.name/blog/2009/04/some-initial-tests-of-tries/"
NP,

Post
"2009-04-13"
"Benjamin L. Russell"
"Climbing the Towers of Hanoi with Haskell-style Curry from a Monadic Container (While Sparing the Sugar!)"
""
"http://dekudekuplex.wordpress.com/2009/04/13/climbing-the-towers-of-hanoi-with-haskell-style-curry-from-a-monadic-container-while-sparing-the-sugar/"
N,

Post
"2009-04-17"
"Roman Cheplyaka"
"Fun in Utrecht"
""
"http://ro-che.blogspot.com/2009/04/fun-in-utrecht.html"
N,

Post
"2009-04-17"
"Roman Cheplyaka"
"Utrecht: first impressions"
""
"http://ro-che.blogspot.com/2009/04/utrecht-first-impressions.html"
N,

Post
"2009-04-16"
"Christopher Lane Hinson"
"Trends in Profiling Haskell"
""
"http://blog.downstairspeople.org/2009/04/16/trends-in-profiling-haskell/"
N,

Post
"2009-04-14"
"GHC / OpenSPARC Project"
"Instruction counts on x86 vs SPARC"
""
"http://ghcsparc.blogspot.com/2009/04/instruction-counts-on-x86-vs-sparc.html"
N,

Post
"2009-04-14"
"Sebastian Fischer"
"Barefaced pilferage of monadic bind"
""
"http://www-ps.informatik.uni-kiel.de/~sebf/haskell/stealing-bind.html"
N

],

Quotes  [

Quote
"Gracenotes"
"And then the type system goes all crazy and demands that x and 1 are both Word32s!",

Quote
"mauke"
"data What a = No; instance Monad What where { return _ = No; No >>= _ = No }",

Quote
"pumpkin"
"makes the next internet hit video, 2 natural transformations, 1 functor",

Quote
"mmorrow"
"a functor is like an analogy between two analogies",

Quote
"FliPPeh"
"@faq Can Conficker be rewritten in Haskell? <lambdabot> <no location info>: parse error on input `:'",

Quote
"HairyDude"
"The Haskell Type System is a Harsh Mistress.. there ain't no such thing as a free theorem.",

Quote
"LeCamarade"
"Now, let's say the set is {Haskell, SML, Ruby, Tomatoes, Human, Cabbage, Noise, IRC}.",

Quote
"pjdelport"
"YO DAWG I HERD YOU LIKE CARS SO WE PUT A PAIR IN YO CAR SO YOU CAN CAR WHILE YOU CAR",

Quote
"Babelfish"
"And there you travel: a beam tracer! Naturally, there are many things that ought to be amend."

],

Commits [

]

-- vim: paste