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深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...二进制内容，不同的编码环境下显示不一致：
unsigned char j = 0xa1;
for(; j < 0xdf-30; j++)
{
char p[1024];
sprintf(p, "%d\t%02x\t%o\t%c \t %d\t%02x\t%o\t%c", j,j,j,j, j+31,j+31,j+31,j+31);
std::cout << p << std::endl;
}
（整形，十六进制，八进制，字符...
了解 Boost Filesystem Library - C/C++ - 清泛网 - 专注C/C++及内核技术
... <stdio.h>
int main()
{
struct stat s1;
int status = stat(<const char* denoting pathname>, &s1);
printf(“Path is a directory : %d\n”, S_ISDIR(s1.st_mode));
return 0;
}
对于 I/O 操作较多的程序，这样的不一致就意味着需要进行大量的工程工作才能...
How to convert comma-delimited string to list in Python?
...
You can use this function to convert comma-delimited single character strings to list-
def stringtolist(x):
mylist=[]
for i in range(0,len(x),2):
mylist.append(x[i])
return mylist
share
...
Algorithm to return all combinations of k elements from n
... takes an array of letters as an argument and a number of those letters to select.
71 Answers
...
What is move semantics?
...:
#include <cstring>
#include <algorithm>
class string
{
char* data;
public:
string(const char* p)
{
size_t size = std::strlen(p) + 1;
data = new char[size];
std::memcpy(data, p, size);
}
Since we chose to manage the memory ourselves, we need...
How do I trim whitespace from a string?
... Hello ")
' Hello'
Also, note that str.strip() removes other whitespace characters as well (e.g. tabs and newlines). To remove only spaces, you can specify the character to remove as an argument to strip, i.e.:
>>> " Hello\n".strip(" ")
'Hello\n'
...
Is gcc's __attribute__((packed)) / #pragma pack unsafe?
....h>
#include <stddef.h>
int main(void)
{
struct foo {
char c;
int x;
} __attribute__((packed));
struct foo arr[2] = { { 'a', 10 }, {'b', 20 } };
int *p0 = &arr[0].x;
int *p1 = &arr[1].x;
printf("sizeof(struct foo) = %d\n", (int)sizeof(str...
Differences and relationship between glActiveTexture and glBindTexture
...rent objects, and all of our object manipulation functions are adjusted to select from the current object.
When you change the currently active object, you change the entire set of target locations. So you can bind something that goes into current object 0, switch to current object 4, and will be m...
How to add a line break in C# .NET documentation
...p;#160;</para>, <para>&nbsp;</para> or the invisible character...
– Dinei
Oct 23 '14 at 14:30
Th...
What does template mean?
...er parameter:
template<unsigned int S>
struct Vector {
unsigned char bytes[S];
};
// pass 3 as argument.
Vector<3> test;
Template pointer parameter (passing a pointer to a function)
template<void (*F)()>
struct FunctionWrapper {
static void call_it() { F(); }
};
// pa...