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(ASP.NET)ͨ¹ýCookie¶ÔÏóʵÏÖÒ³Ãæ·ÃÎʼÆÊý¹¦ÄÜ¡£

˵Ã÷£º¾ÍÊÇͨ¹ýCookie¶ÔÏóÖÆ×÷Ò»¸öÒ³ÃæµÄ·ÃÎʼÆËãÆ÷¡£
ÔÚÒ³ÃæµÄÒþ²Ø´úÂëµÄpage_LoadʼþÖбàдÈçÏ´úÂ룺
//¶ÁCookie
int Counter;
if(Request.Cookies["VisitInfo"]==null)
{
    Counter=1;//µ±µÚÒ»´Î·ÃÎÊʱ£¬¾ÍÊÇ1¡£
}
else
{
    Counter=int.Parse(Request.Cookies["VisitInfo"]["AccessCount"].ToString());
    Counter+=1;
}
Response.Write("ÄúÊǵÚ"+Counter+"´Î·ÃÎʱ¾Ò³Ã棡");
//дÈëCookie
HttpCookie MyCookie=new HttpCookie("VisitInfo");
//Cookie½öÄÜ´æ´¢String ÀàÐ͵ÄÖµ¡£ÔÚ½«ÈκηÇ×Ö·û´®Öµ´æ´¢µ½CookieÖÐ֮ǰ£¬±ØÐ뽫ËüÃÇת»»Îª×Ö·û´®¡£
MyCookie["AccessCount"]=Counter.ToString();
MyCookie.Expires=DateTime.Now.AddDays(30d);
Response.Cookies.Add(MyCookie); ......

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Ëѵģ¬ÍøÂçºÜÇ¿´óµÄ
1. Get(¼´Ê¹ÓÃQueryStringÏÔʽ´«µÝ)
     ·½Ê½£ºÔÚurlºóÃæ¸ú²ÎÊý¡£
     ÌØµã£º¼òµ¥¡¢·½±ã¡£
     ȱµã£º×Ö·û´®³¤¶È×Ϊ255¸ö×Ö·û£»Êý¾Ýй©ÔÚurlÖС£
     ÊÊÓÃÊý¾Ý£º¼òµ¥¡¢ÉÙÁ¿¡¢¹Ø¼üµÄÊý¾Ý¡£
     ÊÊÓ÷¶Î§£º´«µÝ¸ø×Ô¼º¡¢´«µÝ¸øÁíÒ»¸öÄ¿±êÒ³Ãæ£»³£ÓÃÓÚ2¸öÒ³Ãæ¼ä´«µÝÊý¾Ý¡£
     Ó÷¨£ºÀýÈ磺urlºó¼Ó?UserID=…£¬Ìø×ªµ½Ä¿±êÒ³Ãæ£¬Ä¿±êÒ³ÃæÔÚËÅ·þ¶Ë¿ÉÓÃRequest.QueryString["InputText"]»ñÈ¡ÆäÖ¸¶¨²ÎÊýÖµ¡£
2. Post
     ·½Ê½£ºÍ¨Óõķ½Ê½¡£ÀûÓÃformÌá½»¡£
     ÌØµã£º×î³£Óõķ½·¨¡£³£Óü¼ÇÉÊǰÑÒþÃØµÄÊý¾Ý´æÔÚÒþ²ØÓòÖÐÓÉformÌá½»¡£
     ÊÊÓÃÊý¾Ý£º´óÁ¿Êý¾Ý£¬°üÀ¨ÎļþÉÏ´«¡£
     ÊÊÓ÷¶Î§£ºÍ¬Get·½·¨
     Ó÷¨£ºÔÚ¿Í»§¶ËformÖ¸¶¨actionÄ¿±êºósubmit¡¢ÔÚasp.netµÄËÅ·þ¶ËÖÐʹÓÃserver.Transfer(url)Ìá½»£»ÔÚËÅ·þ¶ËÖÐÓÃRequest.Form["FormFieldID"]»ñÈ¡¡£
3. Ò³Ãæ¶ÔÏóµÄÊôÐÔ
  &nbs ......

Linux Ï CÓïÑÔ´óÎļþ¶Áд(´óÓÚ4G£©

ÒÔϵÄ×ö·¨ÕûÀí×ÔÂÛ̳ÉϵÄÌû×Ó¡£ 
ÈçºÎcreate´óÎļþ
Òª´ó¾Í·Ç³£´ó£¬1T°É¡£
ÓÐÁ½ÖÖ·½·¨£º
 
Ò».dd
dd if=/dev/zero of=1T.img bs=1G seek=1024 count=0
bs=1G±íʾÿһ´Î¶Áд1GÊý¾Ý£¬count=0±íʾ¶Áд0´Î£¬seek=1024±íʾÂÔ¹ý1024¸öBlock²»Ð´£¬Ç°Ãæblock sizeÊÇ1G£¬ËùÒÔ¹²ÂÔ¹ý1T£¡
ÕâÊÇ´´½¨´óÐÍsparseÎļþ×î¼òµ¥µÄ·½·¨¡£
 
¶þ.ftruncate64/ftruncate
Èç¹ûÓÃϵͳº¯Êý¾ÍÉÔ΢ÓÐЩÂé·³£¬ÒòÎªÉæ¼°µ½ºêµÄÎÊÌâ¡£ÎÒ»á½áºÏÒ»¸öʵ¼ÊÀý×ÓÏêϸ˵Ã÷£¬ÆäÖÐOPTION±êÖ¾µÄ¾ÍÊDzâÊÔÏî¡£
Îļþsparse.c:
 
//OPTION 1:ÊÇ·ñ¶¨ÒåÓë´óÎļþÏà¹ØµÄºê
#define _LARGEFILE_SOURCE
#define _LARGEFILE64_SOURCE
#define _FILE_OFFSET_BITS 64
 
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#define FILENAME "bigfile"
#define FILE_MODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
int main(int argc, char **argv)
{
  int fd, ret;
  off_t offset;
  int total = 0;
  if ( argc >= 2 )
  { ......

Linux Ï CÓïÑÔ´óÎļþ¶Áд(´óÓÚ4G£©

ÒÔϵÄ×ö·¨ÕûÀí×ÔÂÛ̳ÉϵÄÌû×Ó¡£ 
ÈçºÎcreate´óÎļþ
Òª´ó¾Í·Ç³£´ó£¬1T°É¡£
ÓÐÁ½ÖÖ·½·¨£º
 
Ò».dd
dd if=/dev/zero of=1T.img bs=1G seek=1024 count=0
bs=1G±íʾÿһ´Î¶Áд1GÊý¾Ý£¬count=0±íʾ¶Áд0´Î£¬seek=1024±íʾÂÔ¹ý1024¸öBlock²»Ð´£¬Ç°Ãæblock sizeÊÇ1G£¬ËùÒÔ¹²ÂÔ¹ý1T£¡
ÕâÊÇ´´½¨´óÐÍsparseÎļþ×î¼òµ¥µÄ·½·¨¡£
 
¶þ.ftruncate64/ftruncate
Èç¹ûÓÃϵͳº¯Êý¾ÍÉÔ΢ÓÐЩÂé·³£¬ÒòÎªÉæ¼°µ½ºêµÄÎÊÌâ¡£ÎÒ»á½áºÏÒ»¸öʵ¼ÊÀý×ÓÏêϸ˵Ã÷£¬ÆäÖÐOPTION±êÖ¾µÄ¾ÍÊDzâÊÔÏî¡£
Îļþsparse.c:
 
//OPTION 1:ÊÇ·ñ¶¨ÒåÓë´óÎļþÏà¹ØµÄºê
#define _LARGEFILE_SOURCE
#define _LARGEFILE64_SOURCE
#define _FILE_OFFSET_BITS 64
 
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#define FILENAME "bigfile"
#define FILE_MODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
int main(int argc, char **argv)
{
  int fd, ret;
  off_t offset;
  int total = 0;
  if ( argc >= 2 )
  { ......

linux date ÃüÁîÏê½â

linux date ÃüÁîÏê½â
 
ʹÓ÷½Ê½ :
date [-u] [-d datestr] [-s datestr]
[--utc] [--universal] [--date=datestr] [--set=datestr] [--help]
[--version] [+FORMAT] [MMDDhhmm[[CC]YY][.ss]]
˵Ã÷ :
date ¿ÉÒÔÓÃÀ´ÏÔʾ»òÉ趨ϵͳµÄÈÕÆÚÓëʱ¼ä£¬ÔÚÏÔʾ·½Ã棬ʹÓÃÕß¿ÉÒÔÉ趨ÓûÏÔʾµÄ¸ñʽ£¬¸ñʽÉ趨Ϊһ¸ö¼ÓºÅºó½ÓÊý¸ö±ê¼Ç£¬ÆäÖпÉÓõıê¼ÇÁбíÈçÏ :
ʱ¼ä·½Ãæ :
% : Ó¡³ö %
%n : ÏÂÒ»ÐÐ
%t : Ìø¸ñ
%H : Сʱ(00..23)
%I : Сʱ(01..12)
%k : Сʱ(0..23)
%l : Сʱ(1..12)
%M : ·ÖÖÓ(00..59)
%p : ÏÔʾ±¾µØ AM »ò PM
%r : Ö±½ÓÏÔʾʱ¼ä (12 Ð¡Ê±ÖÆ£¬¸ñʽΪ hh:mm:ss [AP]M)
%s : ´Ó 1970 Äê 1 Ô 1 ÈÕ 00:00:00 UTC µ½Ä¿Ç°ÎªÖ¹µÄÃëÊý
%S : Ãë(00..61)
%T : Ö±½ÓÏÔʾʱ¼ä (24 Ð¡Ê±ÖÆ)
%X : Ï൱ÓÚ %H:%M:%S
%Z : ÏÔÊ¾Ê±Çø
ÈÕÆÚ·½Ãæ :
%a : ÐÇÆÚ¼¸ (Sun..Sat)
%A : ÐÇÆÚ¼¸ (Sunday..Saturday)
%b : ÔÂ·Ý (Jan..Dec)
%B : ÔÂ·Ý (January..December)
%c : Ö±½ÓÏÔʾÈÕÆÚÓëʱ¼ä
%d : ÈÕ (01..31)
%D : Ö±½ÓÏÔʾÈÕÆÚ (mm/dd/yy)
%h : ͬ %b
%j : Ò»ÄêÖеĵڼ¸Ìì (001..366)
%m : ÔÂ·Ý (01..12)
%U : Ò»ÄêÖе ......

linux killÓ÷¨ ¡¢killall¡¢pkill¡¢xkill


Ò». ÖÕÖ¹½ø³ÌµÄ¹¤¾ß kill ¡¢killall¡¢pkill¡¢xkill
ÖÕÖ¹Ò»¸ö½ø³Ì»òÖÕÖ¹Ò»¸öÕýÔÚÔËÐеijÌÐò£¬Ò»°ãÊÇͨ¹ý kill ¡¢killall¡¢pkill¡¢xkill µÈ½øÐС£±ÈÈçÒ»¸ö³ÌÐòÒѾ­ËÀµô£¬µ«ÓÖ²»ÄÜÍ˳ö£¬Õâʱ¾ÍÓ¦¸Ã¿¼ÂÇÓ¦ÓÃÕâЩ¹¤¾ß¡£
ÁíÍâÓ¦Óõij¡ºÏ¾ÍÊÇÔÚ·þÎñÆ÷¹ÜÀíÖУ¬ÔÚ²»Éæ¼°Êý¾Ý¿â·þÎñÆ÷³ÌÐòµÄ¸¸½ø³ÌµÄÍ£Ö¹ÔËÐУ¬Ò²¿ÉÒÔÓÃÕâЩ¹¤¾ßÀ´ÖÕÖ¹¡£ÎªÊ²Ã´Êý¾Ý¿â·þÎñÆ÷µÄ¸¸½ø³Ì²»ÄÜÓÃÕâЩ
¹¤¾ßɱËÀÄØ£¿Ô­ÒòºÜ¼òµ¥£¬ÕâЩ¹¤¾ßÔÚÇ¿ÐÐÖÕÖ¹Êý¾Ý¿â·þÎñÆ÷ʱ£¬»áÈÃÊý¾Ý¿â²úÉú¸ü¶àµÄÎļþË鯬£¬µ±Ë鯬´ïµ½Ò»¶¨³Ì¶ÈµÄʱºò£¬Êý¾Ý¿â¾ÍÓбÀÀ£µÄΣÏÕ¡£±ÈÈç
mysql·þÎñÆ÷×îºÃÊǰ´ÆäÕý³£µÄ³ÌÐò¹Ø±Õ£¬¶ø²»ÊÇÓÃpkill mysqld »òkillall mysqld
ÕâÑùΣÏյ͝×÷£»µ±È»¶ÔÓÚÕ¼ÓÃ×ÊÔ´¹ý¶àµÄÊý¾Ý¿â×Ó½ø³Ì£¬ÎÒÃÇÓ¦¸ÃÓÃkill À´É±µô¡£
1. kill
killµÄÓ¦ÓÃÊǺÍps »òpgrep ÃüÁî½áºÏÔÚÒ»ÆðʹÓõģ»
kill µÄÓ÷¨£º
kill £ÛÐźŴúÂë£Ý    ½ø³ÌID
×¢£ºÐźŴúÂë¿ÉÒÔÊ¡ÂÔ£»ÎÒÃdz£ÓõÄÐźŴúÂëÊÇ -9 £¬±íÊ¾Ç¿ÖÆÖÕÖ¹
£»
¾ÙÀý£º
[root@localhost ~]# ps auxf |grep httpd
root 4939 0.0 0.0 5160 708 pts/3 S+ 13:10 0:00 \_ grep httpd
root 4830 0.1 1.3 24232 10272 ? Ss 13:02 0:00 /usr/sbin/httpd
apac ......

Linux»·¾³±äÁ¿ÉèÖÃ


1¡¢Ö±½ÓÓÃexportÃüÁ
#export PATH=$PATH:×Ô¶¨Òå·¾¶
²é¿´ÊÇ·ñÒѾ­ÉèºÃ£¬¿ÉÓÃÃüÁîexport²é¿´£º
[root@localhost bin]# export
PATH=$PATH:×Ô¶¨Òå·¾¶
2¡¢ÐÞ¸ÄprofileÎļþ£º 
#vi /etc/profile 
ÔÚÀïÃæ¼ÓÈë:
export PATH="$PATH:/opt/au1200_rm/build_tools/bin"
3. ÐÞ¸Ä.bashrcÎļþ£º
# vi /root/.bashrc
ÔÚÀïÃæ¼ÓÈ룺
export PATH="$PATH:/opt/au1200_rm/build_tools/bin"
ºóÁ½ÖÖ·½·¨Ò»°ãÐèÒªÖØÐÂ×¢Ïúϵͳ²ÅÄÜÉúЧ£¬×îºó¿ÉÒÔͨ¹ýechoÃüÁî²âÊÔһϣº
# echo $PATH
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ÄǸö“$PATH”±íʾԭÏÈÉ趨µÄ·¾¶ÈÔÈ»ÓÐЧ£¬×¢ÒⲻҪ©µô$¡£
from iciba.com copyright by ICIBA
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