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 ÔÚlinuxÖÐ,ÔËÐеÄÒ»¸ö½ø³Ì,»áռȥlinuxµÄÈý¸öµØ·½,´úÂëÇø,¶ÑÕ»ÇøºÍÊý¾ÝÇø.Èç¹ûͬʱÔËÐжà¸öÏàͬµÄ³ÌÐò,ËûÃǾͻáʹÓÃÏàͬµÄ´úÂëÇø,´úÂëÇøÖдæ·ÅµÄ¾Í³ÌÐòµÄ´úÂë,µ«ÊÇÊý¾ÝÇøºÍ¶ÑÕ»Çø·Ö±ð´æ·ÅµÄÊdzÌÐòµÄÊý¾Ý,È«¾Ö±äÁ¿ºÍ¾Ö²¿±äÁ¿,Òò´Ë¼´Ê¹ÊÇÏàͬµÄ³ÌÐò,Ò²²»¿ÉͬʱʹÓÃÏàͬµÄÊý¾ÝºÍ¶ÑÕ»Çø.
#include<stdio.h>
#include<unistd.h>
int main()
{
     if(fork() == 0)
     {
          printf("First.\n");
          if(fork() == 0)
          {
               printf("Second.\n");
          }
          else
          {
               printf("Third.\n");
           }
     }
     else
     {
          printf("Fourth.\n");
          if(fork() == 0)
          {
               printf("Fivth.\n");
           }
           else
           {
               printf("Sixth.\n");
            }
      }
}
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LinuxÁ÷Á¿¿ØÖÆ1

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Unix/Linux ÃüÁî²Î¿¼

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ls – ÁгöĿ¼
ls -al – ʹÓøñʽ»¯ÁгöÒþ²ØÎļþ
cd dir - ¸ü¸ÄĿ¼µ½ dir
cd – ¸ü¸Äµ½ home Ŀ¼
pwd – ÏÔʾµ±Ç°Ä¿Â¼
mkdir dir – ´´½¨Ä¿Â¼ dir
rm file – ɾ³ý file
rm -r dir – ɾ³ýĿ¼ dir
rm -f file – Ç¿ÖÆÉ¾³ý file
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LINUXµÄÈȲå°Î»úÖÆ£¨¾­µäÎÄÕ£©

 linuxµÄÈȲå°ÎÊÇGreg Kroah-Hartmanά»¤£¬ËùÒÔÕâÊÇÆª¾­µäÎÄÕ¡£Èç¹ûÄãÓÐUSB»òÕßPCIÉ豸Çý¶¯¿ª·¢»ù´¡£¬Ò»¶Á¾Í¿ÉÒÔÀí½â¡£
Hot-pluggable devices have been created to solve a number of user needs. On laptop computers, PCMCIA devices were designed to allow the user to swap cards while the computer was sti ......
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