C rule
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1 char cStr[256];
2 ZeroMemory(cStr, sizeof(cStr));
3 strcpy(cStr, src); ← src¤Î¥µ¥¤¥º¤¬256¥Ð¥¤¥È¤ò³¬¤¨¤Æ¤¤¤¿場ºÏ¥ªー¥Ðー¥Õ¥íー£¡
ÐÞÕý)
1 char cStr[256];
2 ZeroMemory(cStr,0, sizeof(cStr));
3 strncpy(cStr, src, sizeof(cStr)-1);
Σ険¤Ê関Êý
´úÌæ関Êý
gets
fgets
strcat
strncat
strcpy
strncpy
sprintf
snprintf
vsprintf
vsnprintf
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#include <stdlib.h>
main (int argc, char* argv[]) {
printf(argv[1]);
}
ÐÞÕýÀý)
#include <stdlib.h>
main (int argc, char* argv[]) {
printf("%s",argv[1]);
}
Σ険¤Ê関Êý
printf
sprintf
fprintf
vsprintf
snprintf
vsnprintf
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#include <stdlib.h>
main (int argc, char* argv[]) {
printf(argv[1]);
}
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/*
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*/
/*
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*/
int static_variable=5;
void
f()
{
register int i1, i2, i3, i4, i5, i6, i7, i8, i9, i10;
register char *c1, *c2, *c3, *c4, *c5, *c6, *c7 , *c8, *c9, *c10;
extern int a_very_long_name_to_sec_how_long_they_can_be;
double ......
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gylu@dell-desktop:~$ sudo apt-get install ckermit
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gylu@dell-desktop:~$gedit ~/.kermrc
ÊäÈëÏÂÃæÄÚÈݺ󱣴æ.kermrcÍ˳ö:
set line /dev/ttyS0
set speed & ......
access£¨ÅжÏÊÇ·ñ¾ßÓдæÈ¡ÎļþµÄȨÏÞ£©
¡¡¡¡Ïà¹Øº¯Êý stat£¬open£¬chmod£¬chown£¬setuid£¬setgid
¡¡¡¡±íÍ·Îļþ #include<unistd.h>
¡¡¡¡¶¨Ò庯Êý int access(const char * pathname,int mode);
¡¡¡¡º¯Êý˵Ã÷ access()»á¼ì²éÊÇ·ñ¿ÉÒÔ¶Á/дijһÒÑ´æÔÚµÄÎļþ¡£²ÎÊýmodeÓм¸ÖÖÇé¿ö×éºÏ£¬R_OK ......
/*
* File: main.cpp
* Author: Vicky
*
* Created on 2010Äê5ÔÂ8ÈÕ, ÏÂÎç2:47
*/
#include <iostream>
using namespace std;
class A{
public:
A(){
cout << "Ö´Ðй¹Ô캯Êý´´½¨Ò»¸ö¶ÔÏó" << endl;
}
A(A&){
cout << "Ö´Ðп½±´º¯Êý¿½±´Ò»¸ö¶ ......