大约有 4,300 项符合查询结果（耗时：0.0356秒） [XML]
Correct way to define C++ namespace methods in .cpp file
...ass::method () in the namespace ns1. I prefer version 3.
See Namespaces (C++). This is the best way to do this.
share
|
improve this answer
|
follow
|
...
C++: How to round a double to an int? [duplicate]
... - (x<0); // x is now 55.499999...
int y = (int)x; // truncated to 55
C++11 also introduces std::round, which likely uses a similar logic of adding 0.5 to |x| under the hood (see the link if interested) but is obviously more robust.
A follow up question might be why the float isn't stored as e...
Can I assume (bool)true == (int)1 for any C++ compiler?
Can I assume (bool)true == (int)1 for any C++ compiler ?
4 Answers
4
...
When are C++ macros beneficial? [closed]
The C preprocessor is justifiably feared and shunned by the C++ community. In-lined functions, consts and templates are usually a safer and superior alternative to a #define .
...
How to use clock() in C++
How do I call clock() in C++ ?
7 Answers
7
...
Initializing a static std::map in C++
...
Using C++11:
#include <map>
using namespace std;
map<int, char> m = {{1, 'a'}, {3, 'b'}, {5, 'c'}, {7, 'd'}};
Using Boost.Assign:
#include <map>
#include "boost/assign.hpp"
using namespace std;
using namespac...
Are C++ enums signed or unsigned?
Are C++ enums signed or unsigned? And by extension is it safe to validate an input by checking that it is = your min value (assuming you started at 0 and incremented by 1)?
...
Optional Parameters with C++ Macros
Is there some way of getting optional parameters with C++ Macros? Some sort of overloading would be nice too.
14 Answers
...
VS2005混合编译ARM汇编代码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...S2005编译时调用的是C编译器，但是现在很多项目工程会以C++代码编写（*.cpp），在VS2005中会用C++编译器Compile。
如果不注意这点的话，就会出现下面的结果：
error LNK2001: unresolved external symbol iGlobal
error LNK2019: unresolved external symbol...
Returning multiple values from a C++ function
Is there a preferred way to return multiple values from a C++ function? For example, imagine a function that divides two integers and returns both the quotient and the remainder. One way I commonly see is to use reference parameters:
...