Re: [Haskell-cafe] Why are OCaml and Haskell being used at these companies?

2007-11-14 Thread luc.taesch

well, I generally read more than post on the list, but being in investment
banking ( for 20 years), this one is too hard to resist...

The kind of job these guys do is highly mathematical ( quantitative
analysis) as  opposed to traditional banking or Back Offices where th job 
is (not so clever) record crunching...

buying software packge also make little sense for them, because the very
nature of the job is to develop new models to play around market
inefficiencies, or just against competitors models... if everybody would
have the same ( model, package), they would be out of business...

time to market is key, reliability too , and the kind of guy they hire (
quant analyst) have the brain to learn new languages , so this is not the
same problem as  turning an army of cobolist into  java.

also, the very expressive nature of functiunal programming blends very wells
with maths, better than record crunching...

if you add on top grid computing and parralelism... ( monte carlo is not
only a casino in the south of france.
 for these guys...)

so they are small elite teams..that fits well with visionary products... do
not expect it to be a lead to mass expansion for tommorow, these people are
already living in a ivory tower compared to their peers retail-bankers...






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Re: [Haskell-cafe] Ideas

2007-08-27 Thread luc.taesch

All went finally fine. wiki is live.
thanks for your help. great example. this helped me progressing my
understanding of happs. 

This should conveniently go on the happs tutorial wiki., or at least be
referred to .

(I have seen alex is doing some tutorial on a wiki in the latest head
release, so definitively this is the topic of the day !!)

fyi, the cabal run (runghc) could not find the Diff file ( in the same
directory anyway) o_o
but ghc --make PanDocwiki.hs had it ok.)


John MacFarlane wrote:
 
 lcs can be found at http://urchin.earth.li/darcs/igloo/lcs/
 
 +++ Luc TAESCH [Aug 26 07 23:45 ]:
 when building , i cannot find the lcs mentionned in the cabal file not
 on hasckage nor on goggle.
 could you help?
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Re: [Haskell-cafe] Ideas

2007-08-26 Thread luc.taesch


John MacFarlane wrote:
 
 +++ Andrew Coppin [Aug 25 07 12:50 ]:
 
 
 I wrote a simple wiki using HAppS and pandoc.  See demonstration #15
 on the pandoc web page:
 
 http://sophos.berkeley.edu/macfarlane/pandoc/examples.html
 
 
o
Hey ! that s exactly whatI had in mind.. cool

indeed, I am toying with the idea to 
- produce book, nicely (automatically) typeset with Latex or docbook
- out of a wiki as interface ( as wikibook for instance)
- with either free and informal text , 
  - or formally ( automatically  produced) sets or reference or docs ( a
bit like literate programming embed code into the text), but these table
would be more and more refined set of requirement..

This last point  was with a software ingeniering backgroud in mind, 
ie to produce the requirement, and specification of software, , imagine a
lot of reference and cross reference to manage, and to establish
tracability..( if you heard about Cleanroom, just to examplify )

may i ask you what did you had in mind as an application when you started
that ?




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Re: [Haskell-cafe] Haskell vs GC'd imperative languages, threading, parallelizeability (is that a word? :-D )

2007-08-22 Thread luc.taesch



Hugh Perkins wrote:
 
 
 
  Threading is going to become a
 major issue soon, maybe not tomorrow, but there is a GPL'd Niagara 2 out
 with 64 threads (I think?), so the time is now...
 
 


I didn t know what was niagara 2, and by researching , I also found about
tilera, a 64 CORE issued that August , for $435. affordable...

short : http://hardware.slashdot.org/article.pl?sid=07/08/20/1830221

longuer : http://www.marketwire.com/mw/release.do?id=761947




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