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C++11 tuple 这一篇就够了 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的多个tuple)。
#include <iostream>
#include <utility>
#include <string>
#include <tuple>
int main ()
{
std::tuple<float,std::string> mytuple (3.14,"pi");
std::pair<int,char> mypair (10,'a');
auto myauto = std::tuple_cat ( mytuple, mypair );
std::cout << "myauto contai...
std::stringstream ss; 直接使用ss.str().c_str() 字符串指针可能导致崩溃 ...
std::stringstream ss; 直接使用ss.str().c_str() 字符串指针可能导致崩溃std::stringstream ss;const char* ch = ss str() c_str();call_func(ch);这种写法在系统内存不足时,ss会立马释放内存,字符串指针ch可能会非法访问导致崩溃。代码最好的是
std::s...
VC/Linux C++ 递归访问目录下所有文件 - c++1y / stl - 清泛IT社区,为创新赋能!
...ent.h>
#include <iostream>
#include <cstdlib>
#include <cstring>
using namespace std;
void GetFileInDir(string dirName)
{
DIR* Dir = NULL;
struct dirent* file = NULL;
if (dirName[dirName.size()-1] != '/')
{
&nb...
Ignoring accented letters in string comparison
I need to compare 2 strings in C# and treat accented letters the same as non-accented letters. For example:
6 Answers
...
“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning
I have Constants NSString, that I want to call like:
3 Answers
3
...
What is a segmentation fault?
...as marked as read-only:
char *str = "Foo"; // Compiler marks the constant string as read-only
*str = 'b'; // Which means this is illegal and results in a segfault
Dangling pointer points to a thing that does not exist any more, like here:
char *p = NULL;
{
char c;
p = &c;
}
// Now p ...
Characters allowed in a URL
... So if you're trying to, say, find the end of a url within a string (which I am), it would be best to go by the obsolete standards in the accepted answer... If you're validating url's you should use the set of characters on this answer.
– ashleedawg
...
How to list files in a directory in a C program?
...aybe I can use exec function to run find command but I want file name as a string to send client program. How can I do this?
...
Difference between signed / unsigned char [duplicate]
...gnify if the number if positive or negative, but how does this apply to a char ? How can a character be positive or negative?
...
逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...
...这六个关卡了。
===============phase_1===============
知识点:string,函数调用,栈
用了差不多一个星期断断续续地寻找感觉的phase_1,最主要不知道从何入手。虽然phase_1也不过10+行指令,但最初我的出发点错了:完全依靠人工去读...