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ÓÉÓÚ£¬ÐèÒª¶¨Ê±±¸·ÝÊý¾Ý£¬ËùÒÔʹÓà 7zaÀ´´ò°ü¡£¡£¡£ Ä¿±êÎļþ¼Ð¾­³£º¬ÓдóÁ¿µÄÓû§ÉÏ´«Í¼Æ¬£¬ÕâЩͼƬÎÞÐè¸ßÃܶȶ¨ÆÚ±¸·Ý£¬ËùÒÔ£¬Ï£ÍûÔÚ´ò°üµÄʱºòÅųýËüÃÇ¡£¡£
   Ñо¿ÁËÒ»ÏÂ7zaµÄÃüÁîÐУ¬´óÖ¿ÉÒÔÕâÑùÍê³É£º
       7za a '-x!backup/fold/' test.zip backup
     ÆäÖÐ '-x!backup/fold/' ¼´ÊÇÅųýµÄÎļþ¼Ð·¾¶ £¬×¢Ò⣬±ØÐëʹÓõ¥ÒýºÅ°ü¹ü´Ë¿ª¹Ø¡£


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Linux iptableÎĵµ

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ÓÃiptables -ADC À´Ö¸¶¨Á´µÄ¹æ
Ôò
£¬-AÌí¼Ó -Dɾ³ý -C ÐÞ¸Ä
iptables - [RI] chain rule num rule-specification[option]
ÓÃiptables - RI ͨ¹ý¹æÔòµÄ˳ÐòÖ¸¶¨
iptables -D chain rule num[option]
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iptables -[LFZ] [chain][option]
ÓÃiptables -LFZ Á´Ãû [Ñ¡Ïî]
iptables -[NX] chain
ÓÃ -NX ......

Ïêϸ½éÉÜ Linux 2.6 É豸µÄÇý¶¯Ä£ÐÍ


linux 2.6 É豸Çý¶¯Ä£ÐÍ
 
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ÓÐÁ˸óéÏó½á¹¹£¬¿ÉÖ§³Ö¶àÖÖ²»Í¬µÄÈÎÎñ£º
 
a) µçÔ´¹ÜÀí  Íê³ÉµçÔ´¹ÜÀí¹¤×÷ÐèÒª¶Ôϵͳ½á¹¹µÄÀí½â£¬ÇÒÓÐÑϸñµÄ˳Ðò£¬È磺һ¸öUSBËÞÖ÷ÊÊÅäÆ÷£¬ÔÚ´¦À ......

Ubuntu linuxϵͳϰ²×°C kermit´®¿Ú¹¤¾ß

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gylu@dell-desktop:~$ sudo apt-get install ckermit
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gylu@dell-desktop:~$gedit ~/.kermrc
ÊäÈëÏÂÃæÄÚÈݺ󱣴æ.kermrcÍ˳ö:
   set line            /dev/ttyS0
    set speed    & ......

LinuxÏÂÈçºÎ²é¿´CPUÐÅÏ¢, °üÀ¨Î»ÊýºÍ¶àºËÐÅÏ¢


# uname -a
Linux euis1 2.6.9-55.ELsmp #1 SMP Fri Apr 20 17:03:35 EDT 2007 i686 i686 i386 GNU/Linux
(²é¿´µ±Ç°²Ù×÷ϵͳÄÚºËÐÅÏ¢)
# cat /etc/issue | grep Linux
Red Hat Enterprise Linux AS release 4 (Nahant Update 5)
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# cat /proc/cpuinfo | grep name | cut -f2 -d: ......

linux¹²ÏíÄÚ´æÊ¹ÓÃʵÀý

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//shm.h
#ifndef _SHM_COM_H
#define _SHM_COM_H 1
#define TEXT_SZ 2048
struct shared_use_at
{
    int written_by_you;
    char some_text[TEXT_SZ];
};
struct kts
{
 int power;
 int mod ......
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