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Runlevel  System State
0  Halt the system
1   Single user mode
2  Basic multi user mode
3  Multi user mode
5  Multi user mode with GUI
6  Reboot the system
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Linux C + + Training


Linux C + + Training
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Unix/Linux ϵͳ×Ô¶¯»¯¹ÜÀí: ÄÚ´æ¹ÜÀíÆª

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linux daemon() Ó÷¨

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      int daemon(int nochdir, int noclose);
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