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Linux ÅжϻúÆ÷µÄ×Ö½Ú˳Ðò

#include <fcntl.h>
int main(void)
{
    typedef union un{
        short s;
        char c[sizeof(short)];
    }un;
    un myun;
    myun.s = 0x0102;
    if(sizeof(short) == 2){
        if(myun.c[0] == 1 && myun.c[1] == 2)
                printf("big-endian\r\n");
        else if(myun.c[0] == 2 && myun.c[1] == 1)
                printf("little-endian\r\n");
        else
                printf("unkown\r\n");
       
    }
    return 0;
}
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LinuxÏÂNginx + Resin µÄ´î½¨

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linux¾ÖÓòÍøÍ¨ÐÅÈí¼þiptux£¬ipmsg

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wmware linux Íø¿¨ÎÊÌâ

Device eth0 has different MAC address than expected
   ǰÌìÔÚŪVMwareµÄʱºò,ÔÚVMwareÉÏcloneÁËÒ»¸ölinux,ºóÀ´ÔÚcloneµÄlinux(RedHat Enterprise Linux 4)Éϲ»ÄÜÉÏÍøÁË,¼¤»îeth0ʱÀϵ¯³ö Device eth0 has different MAC address than expected ,ÎÒÃÇÖ»Òª±à¼­Õâ¸öÎļþ:/etc/sysconfig/network-scripts/ifcfg- ......

linux tail ÃüÁîÏê½â£¡Linux ÎļþÄÚÈݲ鿴¹¤¾ß½éÉÜ

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[root@localhost ~]# cat /etc/fstab
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LinuxÏÂRamdisk¸ùÎļþÏµÍ³ÖÆ×÷¹ý³Ì½âÎö

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    ÉèÒѽ¨Á¢ºÃµÄÎļþϵͳѹËõÎļþΪramdisk.gz
    1¡¢½âѹ
    #cd ramdisk.gzËùÔÚĿ¼
    #gunzip ramdisk.gz
    Ô ......
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