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Re: Replace, ReplaceAll and If time performace comparition

  • To: mathgroup at smc.vnet.net
  • Subject: [mg127243] Re: Replace, ReplaceAll and If time performace comparition
  • From: Murta <rodrigomurtax at gmail.com>
  • Date: Wed, 11 Jul 2012 02:18:03 -0400 (EDT)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • Delivered-to: mathgroup-newout@smc.vnet.net
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  • References: <201206240826.EAA08423@smc.vnet.net> <201206250801.EAA15438@smc.vnet.net>

Hi Albert,
I get this message when I tried to teste your suggestion when using " CompilationTarget -> "C" ":
"A C compiler cannot be found on your system. Please consult the documentation to learn how to set up suitable compilers"

I'm using Max OS X 10.7.4
Some clue?
Tks in advance

On Thursday, June 28, 2012 5:04:00 AM UTC-3, awnl wrote:
> Hi,
> 
> &gt; Can anyone top the result?
> 
> contradicting to my announcement, I tried anyway and found this to be 
> considerably faster on my machine:
> 
> cf3 = Compile[{{list, _Integer, 1}},
>   Map[If[# &gt; 0, #, 0] &amp;, list],
>   CompilationTarget -&gt; &quot;C&quot;
> ]
> 
> hth,
> 
> albert



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