[erlang-questions] The Beauty of Erlang Syntax

Michael McDaniel <>
Thu Feb 26 23:26:56 CET 2009


On Thu, Feb 26, 2009 at 10:43:57PM +0100, Joe Armstrong wrote:
> for(Max,Max,F) ->  F(Max);
> for(I,N,F) -> F(I),for(I+1,Max,F).
> 
> for(1,10, fun(I) -> io:format("...." end)
> 
> The code is *shorter than the documentation"
> 
> writing the code is quicker than finding the documentation and reading it - this
> is true in most programming languages which is why programmers write
> code.
> 
> This happens all the time I wanted hex2int after 20 seconds in google I gave up
> and wrote it myself - this is also true for javascript C, ... as Wirth once said
> It is better to know one langauge very well that to know many languages
> incompletely..
> 
> Hint: read books and type in the examples. for/3 is in my book :-)
> don't rely on the web for information - (example Douglas Crockford's
> Good Parts of JavaScript - I learnt more in half an hour reading this
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^


 ... and which new *Haskell* book captured you ?  



 I enjoyed and learned from your
    http://pragprog.com/titles/jaerlang/programming-erlang
 and recently (pre) purchased
    http://www.manning.com/logan/

~Michael




> than dozens of
> hours reading appallingly bad articles on the web)
> 
> 
> /Joe Armstrong
> 
> 
> On Thu, Feb 26, 2009 at 10:12 PM, Zvi <> wrote:
> >
> >
> >
> > Kevin Scaldeferri wrote:
> >>
> >> If you want to have only one way of doing anything, perhaps you should
> >> try Python.  I hear that's one of their design principles.
> >>
> >
> > Kevin,
> > I playing a devil advocate here (actualy some company paid me to be a
> > devil's advocate :)
> > I can adopt to any syntax and semantics. I already use Erlang and love it. I
> > just think of it as a low-level language, kinda parallel and distributed
> > COBOL :) There are some simple things that hard to do in Erlang. That's the
> > reason, why project like Disco uses combination of Erlang+Python and Fuzed -
> > Erlang+Ruby.
> >
> >
> > Kevin Scaldeferri wrote:
> >>
> >> Anyway, the point is, if times() is something you do a lot, just write
> >> it and get on with your life.  If it matters to you a lot, make an
> >> argument for why it's generally important and submit a patch to the
> >> standard libraries.
> >>
> > Obviously you didn't read the list of things hard in Erlang, simple in other
> > langs. Repeat N times, is just a simplest example. In Jim Larson's
> >
> > Times, just a case of "for" loop.
> > I working on generic collections library for Erlang, where will be ranges.
> > Someting like:
> >
> > R = gc_range:new(1,10).
> > gc:foreach(fun(_)->io:format("hi~n") end, R).
> >
> > Zvi
> >
> >
> >
> > --
> > View this message in context: http://www.nabble.com/The-Beauty-of-Erlang-Syntax-tp22179816p22233815.html
> > Sent from the Erlang Questions mailing list archive at Nabble.com.
> >
> > _______________________________________________
> > erlang-questions mailing list
> > 
> > http://www.erlang.org/mailman/listinfo/erlang-questions
> >
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> 
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-- 
Michael McDaniel
Portland, Oregon, USA
http://trip.autosys.us
http://mmcdaniel.com/erlview



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