Groups > comp.lang.java.programmer > #36260

Re: execution speed when printing

Newsgroups	comp.lang.java.programmer
Date	2017-02-14 07:47 -0800
References	<speed-20170214014104@ram.dialup.fu-berlin.de> <o7tmmt$mch$1@gioia.aioe.org>
Message-ID	<2f66a1eb-a034-4a5a-8d4e-6315e3f3f1e7@googlegroups.com> (permalink)
Subject	Re: execution speed when printing
From	Eric Douglas <e.d.programmer@gmail.com>

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On Monday, February 13, 2017 at 8:32:23 PM UTC-5, Arne Vajhøj wrote:
> On 2/13/2017 7:48 PM, Stefan Ram wrote:
> >   I believe that (assuming »d« has type »double«)
> >
> > java.lang.System.out.print( d );
> > java.lang.System.out.println( " miles" );
> >
> >   might be faster than
> >
> > java.lang.System.out.println( d +" miles" );
> 
> I think it would be a disaster to get beginners focused on
> that sort of premature optimization.
> 
> Regarding the issue itself then it is not obvious to me that the
> concatenation is more expensive than the extra calls.
> 
> Arne

On a question so trivial, go with the Microsoft solution.  Software running slow?  Get better hardware.

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Re: execution speed when printing Arne Vajhøj <arne@vajhoej.dk> - 2017-02-13 20:32 -0500
  Re: execution speed when printing Eric Douglas <e.d.programmer@gmail.com> - 2017-02-14 07:47 -0800

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