Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

LinuxÏ´´½¨Êý¾Ý¿â±í£¨sqlite3£©µÄ½Å±¾

±¾ÎÄÒÔÊý¾Ý¿âÖеÄÊý¾Ý±íUserInfoΪʵÀýչʾÊý¾Ý¿â±íµÄ´´½¨¼°Êý¾Ý¼Ç¼µÄ¼Èë¡£
#!/bin/sh
#variables definition
#database location
db=/conf/db
#
#create table userInfo
#name: User name
#passwd: Password
#Privilege: User privilege -- Administrator:0 Operator:1
#
echo "create table UserInfo(name varchar(30) not null primary key, passwd varchar(8) not null, privilege int not null);" \
| /usr/local/bin/sqlite3 $db
echo "insert into UserInfo values('admin', 'access', 0);" | /usr/local/bin/sqlite3 $db
echo "insert into UserInfo values('user', 'access', 1);" | /usr/local/bin/sqlite3 $db


Ïà¹ØÎĵµ£º

Linux iptableÎĵµ

×ÜÀÀ
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]
ɾ³ýÖ¸¶¨¹æÔò
iptables -[LFZ] [chain][option]
ÓÃiptables -LFZ Á´Ãû [Ñ¡Ïî]
iptables -[NX] chain
ÓÃ -NX ......

LINUX C ʱ¼ä²Ù×÷

  1.ʱ¼ä±íʾ
    ÔÚ³ÌÐòµ±ÖÐ,ÎÒÃǾ­³£ÒªÊä³öϵͳµ±Ç°µÄʱ¼ä,±ÈÈçÎÒÃÇʹÓÃdateÃüÁîµÄÊä³ö½á¹û.Õâ¸öʱºòÎÒÃÇ¿ÉÒÔʹÓÃÏÂÃæÁ½¸öº¯Êý:
#include <sys/time.h>
time_t time(time_t *tloc);
char *ctime(const time_t *clock);
    timeº¯Êý·µ»Ø´Ó1970Äê1ÔÂ1ÈÕ0 ......

linux ¶¨Ê±ÈÎÎñ crontabµÄÓ÷¨

crontabµÄÓ÷¨---linux¶¨Ê±ÈÎÎñ
2008Äê07ÔÂ30ÈÕ ÐÇÆÚÈý ÏÂÎç 01:00
crontabµÄÓ÷¨---linux¶¨Ê±ÈÎÎñ
Step 1:
    ʹÓÃÃüÁîcrontab
-e±à¼­Ò»¸ö¶¨Ê±Ö´ÐеÄÈÎÎñ»òÔÚ/var/spool/cron/crontabsĿ¼ÏÂн¨Ò»¸öÓë×Ô¼ºÓû§ÃûÏàͬµÄÈÎÎñ.
    ¼´:
   
#ÿ¸ôÒ»·ÖÖÓÖ´ÐÐÒ»´Îº ......

RedHat Linux AS5 LAMPÏêϸÅäÖÃ

Apache ÊÇÊÀ½çÅÅÃûµÚÒ»µÄWeb ·þÎñÆ÷, ¸ù¾ÝNetcrafËù×÷µÄµ÷²é,ÊÀ½çÉϰٷÖÖ®ÎåÊ®ÒÔÉ쵀 Web ·þÎñÆ÷ÔÚʹÓà Apache¡£ ÓÈÆäÊÇÏÖÔÚ£¬Ê¹Óà LAMP£¨Linux + Apache + MySQL + PHP£©À´´î½¨Öеȼ¶±ðµÄÓ¦ÓÃÒѾ­ÊÇÒ»ÖÖÁ÷Ðеķ½Ê½£¬Òò´Ë£¬ÕÆÎÕ Apache µÄÅäÖÃÊÇϵͳ¹¤³Ìʦ±Ø±¸µÄ¼¼ÄÜÖ®Ò»¡£ ʹÓà LAMP£¨Linux + Apache + MySQL + PHP£©À´´î½ ......

Linux Ϲ²ÏíÄڴ潨Á¢Ê±ÐèҪעÒâµÄÎÊÌâ

ÔÚlinuxÏÂʹÓù²ÏíÄÚ´æÊ±£¬ÕÕ×ÅÊéÉÏ»òÕßÍøÉϵķ½·¨£¬Ê¹ÓÃshmatº¯Êýʱ£¬ÀÏÊÇ»áÅöµ½Ò»¸öÎÊÌâ
Ìáʾ:
shmat error
permission denied
ÿ´ÎÐèÒªsudoһϲÅÄܹ»Õý³£ÔËÐУ¬²¢ÇÒÈç¹ûÆÕͨÓû§Ê¹ÓÃipcs²é¿´µÄ»°£¬ÊÇ¿´²»¼ûÒѾ­·ÖÅäµÄ¹²ÏíÄÚ´æµÄ£¬ÐèÒªÔÚrootÓû§Ï²ÅÄÜ¿´¼û£¬ ×ʼÒÔΪÊÇshmatÐèÒªrootÓû§µÄȨÏÞ£¬ºóÀ´·¢ÏÖ²»ÊÇÕâÑ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ