linux »ù´¡ÃüÁî
shutdown [options] when [message]
options:¡¡-r ±íÊ¾ÖØÆô£¬-h±íʾϵͳ·þÎñÍ£ÖÍ(halt)ºó£¬Á¢¿Ì¹Ø»ú £¬-f±íʾ¿ìËÙÖØÆô
when£º¡¡ÎªshutdownÖ¸¶¨Ê±¼ä¡£hh:mm£º¾ø¶Ôʱ¼ä£¬hhָСʱ£¬mmÖ¸·ÖÖÓ£»Èç08:30£¬+m:m·ÖÖÓºóÖ´ÐУ¬
now=+0£¬Ò²¾ÍÊÇÁ¢¿ÌÖ´ÐÐ
message£º±íʾϵͳµÄ¹ã²¥ÐÅÏ¢£¬Ò»°ãÌáʾ¸÷¸öÓû§ÏµÍ³¹Ø»ú»òÖØÆô£¬ÒªÇóÓû§±£´æ×ÊÁϺóÍ˳ö¡£
²é¿´Îļþ
ls
°×É«µÄÎļþ£ºÒ»°ãµÄÎļþ
À¶É«µÄÎļþ£ºÄ¿Â¼
ÂÌÉ«µÄÎļþ£º¿ÉÖ´ÐÐÎļþ
ls -l
ÏÔʾÎļþÐÅÏ¢
ll
µÈͬÓÚ ls -l
ls -a
ÏÔʾÒþ²ØÎļþ
ls -al
ÏÔʾÒþ²ØÎļþÐÅÏ¢
½¨Á¢Ä¿Â¼
mkdir
ɾ³ýĿ¼
rmdir
´´½¨Îļþ
touch
ɾ³ýÎļþ
rm
ÓëÓû§Óн»»¥
rm -f
ÎÞ½»»¥
rm -r
ɾ³ýÎļþÏÂĿ¼
¸´ÖÆÎļþ
cp
cp -r
¸´ÖÆÄ¿Â¼
ͨÅä·û
*
ÈÎÒâ×Ö·û
£¿
Ò»¸ö×Ö·û
[...]
[]ÖÐÈÎÒâÒ»¸ö×Ö·û
[!..]
ÓëÉÏÊöÏà·´
[a-z]
[0-9]
ÏÔʾµ±Ç°Ä¿Â¼
pwd
Ôö¼ÓÓû§
useradd
ËÑË÷Îļþ
locate
²é¿´µ±Ç°Óû§
whoami
²é¿´·ÖÇøÊ¹ÓÃ
df
²é¿´Ä¿Â¼Ê¹ÓÃ
du
ip¼ì²é
ifconfig
²é¿´ÓïÑÔ»·¾³
locale
²é¿´Ó²¼þÐÅÏ¢
/etc/sysconfig/hwconf
ÏÔʾÎļþÄÚÈÝ
cat
ÏÔʾµ½ÆÁÄ»ÉÏ£¨ÏÔʾ²¿·Ö£©
tac
µ¹ÐòÏÔʾ£¨ÓëcatÏà±È£©
more
ÏÔʾȫ²¿£¨°´¿Õ¸ñ¼üÏòÏ·ҳ£©
²»ÄÜÏòÉÏ£¬Q¼üÍ˳ö
less
PageUpºÍPageDown ·Ò³£¬Q¼üÍ˳ö
head
ÏÔʾÎļþµÄÍ·¼¸ÐÐ
tail
ÏÔʾÎļþβ²¿µÄ¼¸ÐÐ
Ïà¹ØÎĵµ£º
1. HCI²ãÐÒé¸ÅÊö£º
HCIÌṩһÌ×ͳһµÄ·½·¨À´·ÃÎÊBluetoothµ×²ã¡£ÈçͼËùʾ£º
´ÓͼÉÏ¿ÉÒÔ¿´³ö£¬Host Controller Interface(HCI) ¾ÍÊÇÓÃÀ´¹µÍ¨HostºÍModule¡£Hostͨ³£¾ÍÊÇPC£¬ ModuleÔòÊÇÒÔ¸÷ÖÖÎïÀíÁ¬½ÓÐÎʽ£¨USB,serial,pc-cardµÈ£©Á¬½Óµ½PCÉϵÄbluetooth Dongle¡£
ÔÚHostÕâÒ»¶Ë£ºapplication,SDP,L2capµÈÐÒé ......
£¨L2CAPÐÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
Ò»£ºL2CAPÐÒé¼ò½é£º
Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼Á¬½Ó¿ØÖƺÍÊÊÅäÐÒé (L2CAP) ΪÉϲãÐÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àÐÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãÐÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......
1.ÐÞ¸Ä/etc/oratab £¬Ìí¼Ó$ORACLE_SID:$ORACLE_HOME:Y --
Y´ú±íOSÆô¶¯ÔòDBÆô¶¯±ØÐëÉèÖÃΪY£¬·ñÔòdbstartºÍdbstop²»¿ÉÓã¬NΪ²»Æô¶¯£¬$ORACLE_SIDÊÇDB
SID£¬$ORACLE_HOMEÊÇDB ¾ø¶Ô·¾¶
2.ÐÞ¸Ä/etc/rc.d/rc.loacl,¼ÓÈëÒÔÏ£º
#listener command
COMM_LISTENER=/opt/oracle/product/10.2.0/db_1/bin/lsnrctl
L ......
1¡¢³ÌÐòºÍ½ø³Ì£»
³ÌÐòÊÇΪÁËÍê³ÉijÖÖÈÎÎñ¶øÉè¼ÆµÄÈí¼þ£¬±ÈÈçOpenOfficeÊdzÌÐò¡£Ê²Ã´Êǽø³ÌÄØ£¿½ø³Ì¾ÍÊÇÔËÐÐÖеijÌÐò¡£
Ò»¸öÔËÐÐ×ŵijÌÐò£¬¿ÉÄÜÓжà¸ö½ø³Ì¡£ ±ÈÈç LinuxSir.Org ËùÓõÄWWW·þÎñÆ÷ÊÇapache·þÎñÆ÷£¬µ±¹ÜÀíÔ±Æô¶¯·þÎñºó£¬¿ÉÄÜ»áÓкöàÈËÀ´·ÃÎÊ£¬Ò²¾ÍÊÇ˵Ðí¶àÓû§À´Í¬Ê±ÇëÇóhttpd·þÎñ£¬apache·þÎñÆ÷½«»á´´½¨Óжà ......