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 ×îÐÂÎÄÕ : c

symbian Open C and Open C++ Ïà¹Ø

nokia wiki£ºhttp://developer.symbian.org/wiki/index.php/Open_C_and_Open_C%2B%2B_Technical_Overview/zh-hans
symbianÉÏ¿ª·¢opencʱÐèҪעÒâµÄÎÊÌâ
http://blog.csdn.net/sizhiguo/archive/2009/05/21/4206138.aspx
µÚÒ»£ºÈçprintf¡¢sprint¡¢Îļþ²Ù×÷¡¢socket²Ù×÷µÈ£¬Ä£ÄâÆ÷ÆÁÄ»¶¼»á³öÏÖ°×ÆÁµÈ´ý£¬²¢ÇÒÊÇÒ»Ö±ÏÂÈ¥¡£
½â¾ö·½·¨£º
1¡¢ÐÞ¸ÄÅäÖÃÎļþc:/system/data/config.ini£¨Ä£ÄâÆ÷·¾¶£©£¬Öض¨Ïòstdio/stdoutµ½Îļþ¡£
¾ßÌåÈçÏ£º
config.ini(c:\system\data\)
[STDIO]
STDIN = MEDIA1
STDOUT = MEDIA4
[MEDIA1]
type = file
path = C:\system\data\in.txt
max size = 100
[MEDIA2]
type = serial
baud = 214
port = COMM::10
[MEDIA3]
type = console
width = -1
height = -1
[MEDIA4]
type = file
path = c:\system\data\out.txt
max size = 1000
2¡¢ÉÏÊö°ì·¨Ö®ºó»¹²»ÐÐÇë¹Ø±ÕɱÈëÈí¼þ£¬ÓÈÆäÊÇ360Èí¼þ£¡
Õæ»úÉÏ°²×°ÎļþʱÐèÒªÊ×ÏÈ°²×°ÈçÏÂÎļþ£¬ËùÔÚĿ¼Ϊc:\Symbian\9.2\S60_3rd_FP1\nokia_plugin\openc\s60opencsis
1)pips_nokia_1_3_SS.sis
2)glib.sis
3)ssl.sis
±¾ÎÄÀ´×ÔCSDN²©¿Í£¬×ªÔØÇë±êÃ÷³ö´¦£ºhttp://blog.csdn.net/sizhiguo/ ......

symbian Open C and Open C++ Ïà¹Ø

nokia wiki£ºhttp://developer.symbian.org/wiki/index.php/Open_C_and_Open_C%2B%2B_Technical_Overview/zh-hans
symbianÉÏ¿ª·¢opencʱÐèҪעÒâµÄÎÊÌâ
http://blog.csdn.net/sizhiguo/archive/2009/05/21/4206138.aspx
µÚÒ»£ºÈçprintf¡¢sprint¡¢Îļþ²Ù×÷¡¢socket²Ù×÷µÈ£¬Ä£ÄâÆ÷ÆÁÄ»¶¼»á³öÏÖ°×ÆÁµÈ´ý£¬²¢ÇÒÊÇÒ»Ö±ÏÂÈ¥¡£
½â¾ö·½·¨£º
1¡¢ÐÞ¸ÄÅäÖÃÎļþc:/system/data/config.ini£¨Ä£ÄâÆ÷·¾¶£©£¬Öض¨Ïòstdio/stdoutµ½Îļþ¡£
¾ßÌåÈçÏ£º
config.ini(c:\system\data\)
[STDIO]
STDIN = MEDIA1
STDOUT = MEDIA4
[MEDIA1]
type = file
path = C:\system\data\in.txt
max size = 100
[MEDIA2]
type = serial
baud = 214
port = COMM::10
[MEDIA3]
type = console
width = -1
height = -1
[MEDIA4]
type = file
path = c:\system\data\out.txt
max size = 1000
2¡¢ÉÏÊö°ì·¨Ö®ºó»¹²»ÐÐÇë¹Ø±ÕɱÈëÈí¼þ£¬ÓÈÆäÊÇ360Èí¼þ£¡
Õæ»úÉÏ°²×°ÎļþʱÐèÒªÊ×ÏÈ°²×°ÈçÏÂÎļþ£¬ËùÔÚĿ¼Ϊc:\Symbian\9.2\S60_3rd_FP1\nokia_plugin\openc\s60opencsis
1)pips_nokia_1_3_SS.sis
2)glib.sis
3)ssl.sis
±¾ÎÄÀ´×ÔCSDN²©¿Í£¬×ªÔØÇë±êÃ÷³ö´¦£ºhttp://blog.csdn.net/sizhiguo/ ......

linux C forkº¯Êý

´´½¨Ð½ø³Ì£ºforkº¯Êý
1.1.1. forkº¯Êý¸Éʲô£¿
     #include <sys/types.h>
     #include <unistd.h>
     pid_t fork(void);
      ‘fork()’º¯ÊýÓÃÓÚ´ÓÒÑ´æÔÚ½ø³ÌÖд´½¨Ò»¸öнø³Ì¡£Ð½ø³Ì³ÆΪ×Ó½ø³Ì£¬¶øÔ­½ø³Ì³ÆΪ¸¸½ø³Ì¡£Äã¿ÉÒÔͨ¹ý¼ì²é‘fork()’º¯ÊýµÄ·µ»ØÖµÖªµÀÄĸöÊǸ¸½ø³Ì£¬ÄĸöÊÇ×Ó½ø³Ì¡£¸¸½ø³ÌµÃµ½µÄ·µ»ØÖµÊÇ×Ó½ø³ÌµÄ½ø³ÌºÅ£¬¶ø×Ó½ø³ÌÔò·µ»Ø0¡£ÒÔÏÂÕâ¸ö·¶Àý³ÌÐò˵Ã÷ËüµÄ»ù±¾¹¦ÄÜ£º
     pid_t pid;
     switch (pid = fork())
     {
     case -1:
         /* ÕâÀïpidΪ-1£¬forkº¯Êýʧ°Ü */
         /* һЩ¿ÉÄܵÄÔ­ÒòÊÇ */
         /* ½ø³ÌÊý»òÐéÄâÄÚ´æÓþ¡ */
         perror("The fork failed!");
         b ......

linux C forkº¯Êý

´´½¨Ð½ø³Ì£ºforkº¯Êý
1.1.1. forkº¯Êý¸Éʲô£¿
     #include <sys/types.h>
     #include <unistd.h>
     pid_t fork(void);
      ‘fork()’º¯ÊýÓÃÓÚ´ÓÒÑ´æÔÚ½ø³ÌÖд´½¨Ò»¸öнø³Ì¡£Ð½ø³Ì³ÆΪ×Ó½ø³Ì£¬¶øÔ­½ø³Ì³ÆΪ¸¸½ø³Ì¡£Äã¿ÉÒÔͨ¹ý¼ì²é‘fork()’º¯ÊýµÄ·µ»ØÖµÖªµÀÄĸöÊǸ¸½ø³Ì£¬ÄĸöÊÇ×Ó½ø³Ì¡£¸¸½ø³ÌµÃµ½µÄ·µ»ØÖµÊÇ×Ó½ø³ÌµÄ½ø³ÌºÅ£¬¶ø×Ó½ø³ÌÔò·µ»Ø0¡£ÒÔÏÂÕâ¸ö·¶Àý³ÌÐò˵Ã÷ËüµÄ»ù±¾¹¦ÄÜ£º
     pid_t pid;
     switch (pid = fork())
     {
     case -1:
         /* ÕâÀïpidΪ-1£¬forkº¯Êýʧ°Ü */
         /* һЩ¿ÉÄܵÄÔ­ÒòÊÇ */
         /* ½ø³ÌÊý»òÐéÄâÄÚ´æÓþ¡ */
         perror("The fork failed!");
         b ......

C Traps and Pitfalls ¶ÁÊéÕª¼Ç

Óõ¥ÒýºÅÒýÆðµÄÒ»¸ö×Ö·ûʵ¼ÊÉÏ´ú±íÒ»¸öÕûÊý£¬ÕûÊýÖµ¶ÔÓ¦ÓÚ¸Ä×Ö·ûÔÚ±àÒëÆ÷²ÉÓõÄ×Ö·û¼¯ÖеÄÐòÁÐÖµ¡£
ÓÃË«ÒýºÅÒýÆðµÄ×Ö·û´®£¬´ú±íµÄÊÇÒ»¸öÖ¸ÏòÎÞÃûÊý×éÆðʼ×Ö·ûµÄÖ¸Õ룬¸ÃÊý×鱻˫ÒýºÅÖ®¼äµÄ×Ö·ûÒÔ¼°Ò»¸ö¶îÍâµÄ¶þ½øÖÆֵΪÁãµÄ×Ö·û'\0'³õʼ»¯¡£
printf("Hello world\n");
Óë
char hello[] = {'H', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd', '\n', 0};
printf (hello);
ÊǵÈЧµÄ ......

PRO*C±à³ÌÖгöÏֵĴíÎó


1. linuxÏÂÆô¶¯oracle
su - oracle
sqlplus /nolog
conn /as sysdba
startup
exit
lsnrctl start
exit
2. linuxϹرÕoracle
su - oracle
sqlplus /nolog
conn /as sysdba
shutdown immediate
exit
lsnrctl stop
exit
3¡¢Æô¶¯¼àÌýÆ÷
oracle@suse92:~> lsnrctl start
4¡¢Í£Ö¹¼àÌýÆ÷
oracle@suse92:~> lsnrctl stop
5¡¢²é¿´¼àÌýÆ÷״̬
oracle@suse92:~> l
......

PRO*C±à³ÌÖгöÏֵĴíÎó

°²×°ÍêOracleºó£¬Ê¹ÓÃPRO*C±àÒë.pcÎļþ£¬³öÏÖÒÔÏ´íÎó
proc: error while loading shared libraries: libclntsh.so.11.1:
cannot open shared object file: No such file or directory
½â¾ö·½·¨£º
ÔÚ/etc/profileÖÐÌí¼Ó
LD_LIBRARY_PATH=$ORACLE_HOME/lib:/usr/lib:/usr/local/lib;
export LD_LIBRARY_PATH
È»ºó¿ÉÒÔÓÃsource /etc/profile ÉúЧһÏÂ
Èô»¹ÊdzöÏָôíÎó£¬ÔòÔÚ/u01/oracle.bash_profileÖÐÒ²×öÏàͬÐÞ¸Ä
rebootºó£¬³É¹¦±àÒ룬.pcÉú³É.cÎļþ¡£ ......

µÝ¹é »ØËÝ·¨Çó½â8»ÊºóÎÊÌ⣨C£©

ÎÞÒâÖз­³öÁËNÄêǰдµÄµÝ¹é-»ØËÝ·¨Çó½â8»ÊºóÎÊÌ⣬¸É´âÈûµ½²©¿ÍÖаɡ£
#include <stdio.h>
#include <conio.h>
#include <math.h>
#define QUEENS 8
// ¼Ç¼½âµÄÐòºÅµÄÈ«¾Ö±äÁ¿¡£
int iCount = 0;
// ¼Ç¼»ÊºóÔÚ¸÷ÁÐÉϵķÅÖÃλÖõÄÈ«¾ÖÊý×é¡£
int Site[QUEENS];
// µÝ¹éÇó½âµÄº¯Êý¡£
void Queen(int n);
// Êä³öÒ»¸ö½â¡£
void Output();
// ÅжϵÚn¸ö»Êºó·ÅÉÏÈ¥Ö®ºó£¬ÊÇ·ñÓгåÍ»¡£
int IsValid(int n);
void main()
{
// ´ÓµÚ0ÁпªÊ¼µÝ¹éÊÔ̽¡£
Queen(0);
}
//Queen£ºµÝ¹é·ÅÖõÚn¸ö»Êºó¡£
void Queen(int n)
{
int i;
// ²ÎÊýn´Ó0¿ªÊ¼£¬µÈÓÚ8ʱ±ãÊÔ³öÁËÒ»¸ö½â£¬½«ËüÊä³ö²¢»ØËÝ¡£
if(n == QUEENS)
{
Output();
return;
}
// n»¹Ã»µ½8£¬ÔÚµÚnÁеĸ÷¸öÐÐÉÏÒÀ´ÎÊÔ̽¡£
for(i = 1 ; i <= QUEENS ; i++)
{
// ÔÚ¸ÃÁеĵÚiÐÐÉÏ·ÅÖûʺó¡£
Site[n] = i;
// Èç¹û·ÅÖÃûÓгåÍ»£¬¾Í¿ªÊ¼ÏÂÒ»ÁеÄÊÔ̽¡£
if(IsValid(n))
Queen(n + 1);
}
}
// IsValid£ºÅжϵÚn¸ö»Êºó·ÅÉÏÈ¥Ö®ºó£¬ÊÇ·ñºÏ·¨£¬¼´ÊÇ·ñÎÞ³åÍ»¡£
int IsValid(int n)
{
int i;
// ½«µÚn¸ö»ÊºóµÄÎ ......
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