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-- ´´½¨Ò»¸öеÄС¿Õ¼äµÄUNDO TABLESPACE
Create UNDO TABLESPACE UNDOTBS2 DATAFILE '/u01/app/oracle/oradata/orcl/UNDOTBS02.DBF' SIZE 100M REUSE AUTOEXTEND ON;
-- ÉèÖÃеıí¿Õ¼äΪϵͳUNDO_TABLESPACE
Alter SYSTEM SET UNDO_TABLESPACE=UNDOTBS2;
-- Drop ¾ÉµÄ±í¿Õ¼ä
Drop TABLESPACE UNDOTBS1 INCLUDING CONTENTS AND DATAFILES; (Íê³Éºóɾ³ý±í¿Õ¼äºÍÊý¾Ý/u01/app/oracle/oradata/orcl/UNDOTBS01.DBF)
Select * from DBA_TABLESPACES;
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-- ´´½¨Ò»¸öеÄС¿Õ¼äµÄUNDO TABLESPACE
Create UNDO TABLESPACE UNDOTBS1 DATAFILE '/u01/app/oracle/oradata/orcl/UNDOTBS01.DBF' SIZE 100M REUSE AUTOEXTEND ON;
-- ÉèÖÃеıí¿Õ¼äΪϵͳUNDO_TABLESPACE
Alter SYSTEM SET UNDO_TABLESPACE=UNDOTBS1;
-- Drop ¾ÉµÄ±í¿Õ¼ä
Drop TABLESPACE UNDOTBS2 INCLUDING CONTENTS AND DATAFILES;
--²é¿´ËùÓбí¿Õ¼äµÄÇé¿ö
Select * from DBA_TABLESPACES;
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Linux iptableÎĵµ

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ÓÃiptables -ADC À´Ö¸¶¨Á´µÄ¹æ
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iptables - [RI] chain rule num rule-specification[option]
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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 ......

linuxϽûÖ¹ÐÞ¸ÄDNS·þÎñÆ÷µØÖ·(DNS±»×Ô¶¯ÐÞ¸ÄÎÊÌâ)

´ó¼Ò¶¼ÖªµÀÐÞ¸ÄlinuxϵÄDNS¿ÉÒÔÖ±½ÓÐÞ¸Ä/etc/resolv.conf:
root@xuanfei-desktop:~#vim /etc/resolv.conf
nameserver ip //ÌîÉÏÄãµ±µØÊ¹ÓõÄ×î¿ìDNS·þÎñÆ÷IPµØÖ·
nameserver ip   
 
µ±È»Ò²¿ÉÒÔÖ±½ÓʹÓÃÍøÂç¹ÜÀíÆ÷Ð޸ġ£
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more /proc/cpuinfo |grep "physical id"|uniq|wc -l
ÿ¸öcpuÊǼ¸ºË£¨¼ÙÉècpuÅäÖÃÏàͬ£©
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fdisk -l¿ÉÒÔ¿´µ½¶à¸öÎïÀíÓ²ÅÌ£¬×öÁËÓ²raidÖ»ÄÜ¿´µ½Ò»¸öӲŠ......

ÀÏÊÖ¾­Ñé:LinuxÇý¶¯³ÌÐò¿ª·¢Ñ§Ï°²½Öè [תstonly]


2009-10-21
1. ѧ»áд¼òµ¥µÄmakefile
2. ±àÒ»Ó¦ÓóÌÐò£¬¿ÉÒÔÓÃmakefileÅÜÆðÀ´
3. ѧ»áдÇý¶¯µÄmakefile
4. дһ¼òµ¥charÇý¶¯£¬makefile±àÒëͨ¹ý£¬¿ÉÒÔinsmod, lsmod, rmmod. ÔÚÇý¶¯µÄinitº¯ÊýÀï´òÓ¡hello world, insmodºóÓ¦¸ÃÄܹ»Í¨¹ýdmesg¿´µ½Êä³ö¡£
5. дһÍêÕûÇý¶¯£¬ ¼ÓÉÏread, write, ioctl, pollingµÈ¸÷ÖÖº ......

Javaͨ¹ýSamba·þÎñ²Ù×÷Linux¹²ÏíÎļþ


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mkdir /home/user/share
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service smb start
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sudo gedit /etc/samba/smb.conf »òÕß vi /etc/samba/smb.conf
[share]
path = /home/user/share
...
writable = yes
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sudo useradd smbusr
sudo smbpasswd -a s ......
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