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Newsgroups: comp.lang.java.programmer
From: Jon Harrop <use...@jdh30.plus.com>
Date: Sat, 11 Jun 2005 18:27:03 +0100
Local: Sat 11 Jun 2005 18:27
Subject: Re: Optimise my ray tracer
Tor Iver Wilhelmsen wrote: Yes, I do not know Java, as I stated in my original post. That's why I'm > Jon Harrop <use...@jdh30.plus.com> writes: >> With the vector class declared static (what exactly does this do?) > This alone tells us you really do not know Java. here, asking for advice. I'm not actually getting any useful advice though. So far, lots of people > The point is that you really should not take startup time into For the umpteenth time, I have taken startup time into account. I am doing > consideration when considering how "fast" a language is. measurements over an order of magnitude variation in total running time and startup appears to be insignificant (~0.2s out of 30s total running time). Java is still vastly slower than everything else. Is this representative of Java or am I doing something daft? > It would be Yes, I am trying very hard to draw the appropriate conclusion. Currently, > akin to testing whether the Windows "calc" program is faster than > using pencil + paper to add two numbers, and then take Windows startup > time into account. Java is designed to run apps over a period of time, > you don't and draw the wrong conclusion. the conclusion is that Java is the second most verbose, slowest to compile and the slowest to run out of the languages that I have tested (C, C++, OCaml, SML, Fortran). -- You must Sign in before you can post messages.
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