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Re: Replace, ReplaceAll and If time performace comparition

  • To: mathgroup at smc.vnet.net
  • Subject: [mg127256] Re: Replace, ReplaceAll and If time performace comparition
  • From: George Woodrow III <georgevw3 at mac.com>
  • Date: Wed, 11 Jul 2012 18:22:11 -0400 (EDT)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • Delivered-to: mathgroup-newout@smc.vnet.net
  • Delivered-to: mathgroup-newsend@smc.vnet.net
  • References: <201206240826.EAA08423@smc.vnet.net>

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george

On Jul 11, 2012, at 2:18 AM, Murta wrote:

> 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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