Groups > comp.lang.java.programmer > #26141

Re: Java vs C++

Date	2011-02-06 21:22 -0500
From	Arne Vajhøj <arne@vajhoej.dk>
Newsgroups	comp.lang.java.programmer
Subject	Re: Java vs C++
References	(5 earlier) <iina03$2k6$1@lust.ihug.co.nz> <4d4f4d64$0$23755$14726298@news.sunsite.dk> <iinj85$7j3$5@lust.ihug.co.nz> <4d4f5367$0$23761$14726298@news.sunsite.dk> <iinkcc$87t$3@lust.ihug.co.nz>
Message-ID	<4d4f5774$0$23758$14726298@news.sunsite.dk> (permalink)
Organization	SunSITE.dk - Supporting Open source

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On 06-02-2011 21:11, Lawrence D'Oliveiro wrote:
> In message<4d4f5367$0$23761$14726298@news.sunsite.dk>, Arne Vajhøj wrote:
>> On 06-02-2011 20:52, Lawrence D'Oliveiro wrote:
>>> In message<4d4f4d64$0$23755$14726298@news.sunsite.dk>, Arne Vajhøj wrote:
>>>> On 06-02-2011 18:14, Lawrence D'Oliveiro wrote:
>>>>> In message<b5GdnQ-xIKYHc9PQnZ2dnUVZ_vCdnZ2d@earthlink.com>, Patricia
>>>>> Shanahan wrote:
>>>>>>
>>>>>> I am aware of one issue in the simple data types that reflects 32 bit
>>>>>> architecture, JLS section 17.7, "Non-atomic Treatment of double and
>>>>>> long".
>>>>>>
>>>>>> The big way in which Java is tied to 32 bit architectures is not in
>>>>>> the simple data types. It is the maximum size of an array, String,
>>>>>> Set, List etc.
>>>>>
>>>>> Also in the fact that array subscripts cannot be long.
>>>>
>>>> But that has nothing to do with simple data types.
>>>
>>> What is long?
>>
>> A simple data type.
>>
>> But it is still a characteristics of array not of long.
>
> Which is a limitation that comes from a fixation on 32-bit architectures,
> without a thought for 64-bit ones.

It is not an assumption about 32 bit architecture. 32 bit
architecture limits it more than the Java rule.

It is a bad assumption about memory availability in general.

Arne

have set the limit far lower than it is

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Thread

Re: Java vs C++ Lawrence D'Oliveiro <ldo@geek-central.gen.new_zealand> - 2011-02-07 14:52 +1300
  Re: Java vs C++ Lawrence D'Oliveiro <ldo@geek-central.gen.new_zealand> - 2011-02-07 15:11 +1300
    Re: Java vs C++ Lawrence D'Oliveiro <ldo@geek-central.gen.new_zealand> - 2011-02-08 09:48 +1300
      Re: Java vs C++ Arne Vajhøj <arne@vajhoej.dk> - 2011-02-07 20:00 -0500
    Re: Java vs C++ Arne Vajhøj <arne@vajhoej.dk> - 2011-02-06 21:22 -0500
  Re: Java vs C++ Arne Vajhøj <arne@vajhoej.dk> - 2011-02-06 21:05 -0500

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