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  4. 作为Qt新手,一些基础的问题求指教
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作为Qt新手,一些基础的问题求指教

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  • L Offline
    L Offline
    liguoqiang
    wrote on last edited by
    #3

    谢谢。我想问下32位的版本和64位的版本有些什么大致的区别?另外,如果我使用64位编译的程序能否在32位平台下运行?谢谢。
    [quote author="Vincent007" date="1397987995"]仅仅安装64位的,就可以.[/quote]

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    • V Offline
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      Vincent007
      wrote on last edited by
      #4

      主要分別是可使用的記憶體量, 64位的版本 比 32位的版本 多很多.

      使用64位编译的程序應該不能在32位平台下运行. 反過來就可以, 即是 使用32位编译的程序能在64位平台下运行.

      "Lessons on development of 64-bit C/C++ applications":http://www.viva64.com/en/l/

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      • L Offline
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        liguoqiang
        wrote on last edited by
        #5

        那么,我如果想要让编译的程序可以支持32位平台,还需要装32位版本的Qt,是吧?
        [quote author="Vincent007" date="1397998053"]主要分別是可使用的記憶體量, 64位的版本 比 32位的版本 多很多. 使用64位编译的程序應該不能在32位平台下运行. 反過來就可以, 即是 使用32位编译的程序能在64位平台下运行. "Lessons on development of 64-bit C/C++ applications":http://www.viva64.com/en/l/[/quote]

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        • V Offline
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          Vincent007
          wrote on last edited by
          #6

          單安装32位版本的Qt就可以了.

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          • L Offline
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            liguoqiang
            wrote on last edited by
            #7

            那我64位的creator如果采用32位的gcc编译器以及qmake,是否也可以开发基于32位平台的程序?

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            • L Offline
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              liguoqiang
              wrote on last edited by
              #8

              那我64位的creator如果采用32位的gcc编译器以及qmake,是否也可以开发基于32位平台的程序?
              [quote author="Vincent007" date="1398001697"]單安装32位版本的Qt就可以了.[/quote]

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              • V Offline
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                Vincent007
                wrote on last edited by
                #9

                你試一下不就知道嗎?

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                • J Offline
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                  jiangcaiyang
                  wrote on last edited by
                  #10

                  Linux版本的就安装64位的,Android的现在一般是32位的,只有高大上的苹果系统才会采用64位。

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                  • M Offline
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                    maatong
                    wrote on last edited by
                    #11

                    据我的经验,可以安装64位的,如果之后需要32位的东西,那么再安装一下32位的库
                    sudo apt-get install ia32-libs

                    https://www.linkedin.com/pub/yini-guo/71/4b3/4a0

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                    • L Offline
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                      liguoqiang
                      wrote on last edited by
                      #12

                      嗯 明白了,谢谢。
                      [quote author="jiangcaiyang" date="1398099369"]Linux版本的就安装64位的,Android的现在一般是32位的,只有高大上的苹果系统才会采用64位。[/quote]

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                      • L Offline
                        L Offline
                        liguoqiang
                        wrote on last edited by
                        #13

                        嗯 这样应该是可以的。
                        [quote author="maatong" date="1398104864"]据我的经验,可以安装64位的,如果之后需要32位的东西,那么再安装一下32位的库 sudo apt-get install ia32-libs[/quote]

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