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usb 1-2: new full speed USB device using hisilicon-ohci and address 2
usb 1-2: device descriptor read/64, error -110
usb 1-2: device descriptor read/64, error -110
usb 1-2: new full speed USB device using hisilicon-ohci and address 3
usb 1-2: device descriptor read/64, error -110
usb 1-2: device descriptor read/64, error -110
usb 1-2: new full speed USB device using hisilicon-ohci and address 4
usb 1-2: device not accepting address 4, error -110
usb 1-2: new full speed USB device using hisilicon-ohci and address 5
usb 1-2: device not accepting address 5, error -110
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ÄÜÔÚ/dev/scsi/host0/bus0/target0/lun0/Ŀ¼Ï·¢ÏÖdiscºÍpart1
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mount: Mounting /dev/scsi/host0/bus0/target0/lun0/part1 on /mnt/usb failed: No such file or directory
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load_usb_drv
sleep 10
if[ -r /dev/scsi/host0/bus0/target0/lun0/part1 ]
then
    mount /dev/scsi/host0/bus0/target0/lun0/part1 /mnt/usb
fi


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yum list php*   //¿ÉÒԲ鿴phpµÄÏà¹ØÄ£¿é
yum install php //°²×°phpÕâ¸öÄ£¿é
phpÄ£¿éµÄ×Ô¶¯°²×°(ÀûÓÃpecl.php.netºÍpear.php.netÔÚÏß°²×°)£º
ÀûÓÃpearºÍpecl¹¤¾ß£¬Ê×ÏÈÐèÒª° ......

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st='abcd'
1.×Ö·û´®³¤¶È
expr length $st »òÕß ${#st}
2.È¡×Ö·û´®µÄsubstring
expr substr "$var" startpos length »òÕß ${var:m} ${var:m:len}
${var:m}ÖеÄmµÄȡֵ´Ó0µ½${#var}-1£¬Æä·µ»ØµÄÊÇ´ÓµÚm¸ö×Ö·ûµ½×îºóµÄ²¿·Ö£»ÀýÈçecho ${st:1}µÄ½á¹ûÊÇ'bcd'
expr substr "$var" startpos length ÖеÄstartposȡֵ·¶Î§ÊÇ ......

linux Òþʽµ÷Óà ×Ô¼ºÐ´µÄ¶¯Ì¬¿â

~/test
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|
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|        |------Strnlen.c
----------------StringLen.h:
#ifndef _STRING ......

Linux °²×° memcached ±¸Íü

1.±àÒë°²×°libevent
2.±àÒë°²×°Memcached
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£¬Memcached ServerÒѾ­ÓÐ1.3.0°æ±¾
¡£±¾ÎľÍÒÔÕâÁ½¸ö°æ±¾ÎªÀý£¬ÎÒµÄgccÊÇgcc version 3.3.4 (Debian 1:3.3.4-7)¡£
Ê×ÏȰ²×°libevent
wget http://www.monkey.org/~provos/libevent-1.4.8-stable.tar.gz
tar zxvf libeven ......

linux ÏÔʽµ÷Óà ×Ô¼ºÐ´µÄ¶¯Ì¬¿â

~/test
|
|
|------main.c
|------lib
|        |
|        |------StringLen.h
|        |------Strlen.c
|        |------Strnlen.c
----------------StringLen.h:
#ifndef _STRING ......
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