大约有 4,300 项符合查询结果（耗时：0.0234秒） [XML]
C++ new int[0] — will it allocate memory?
... by calling malloc() or calloc(), so the rules are substantially the same. C++ differs from C in requiring a zero request to return a non-null pointer.]
share
|
improve this answer
|
...
Why do C++ libraries and frameworks never use smart pointers?
...dard smart pointers, the biggest reason is probably the lack of a standard C++ Application Binary Interface (ABI).
If you’re writing a header-only library, you can pass around smart pointers and standard containers to your heart’s content. Their source is available to your library at compile ti...
What are the differences between Generics in C# and Java… and Templates in C++? [closed]
...ant to be a list containing only Person and not just any other array list.
C++ Templates allow you to declare something like this
std::list<Person>* foo = new std::list<Person>();
It looks like C# and Java generics, and it will do what you think it should do, but behind the scenes diffe...
Why are C++ inline functions in the header?
... the fact that the inline keyword doesn't exactly do what you'd expect.
A C++ compiler is free to apply the inlining optimization (replace a function call with the body of the called function, saving the call overhead) any time it likes, as long as it doesn't alter the observable behavior of the pr...
RAII and smart pointers in C++
In practice with C++, what is RAII , what are smart pointers , how are these implemented in a program and what are the benefits of using RAII with smart pointers?
...
How to find if a given key exists in a C++ std::map
... You don't need to do > 0, == 1 or != 0; that's the exact check C++ does in an if statement (condition != 0), so you can just use if(m.count(key))
– jv110
Dec 16 '16 at 20:50
...
What exception classes are in the standard C++ library
What are the exception classes that are included in the standard C++ library, and what should they be used for? I know there are a few new C++11 exceptions, but I'm not sure what they are or where they are.
...
Private virtual method in C++
What is the advantage of making a private method virtual in C++?
5 Answers
5
...
How to throw an exception in C?
I typed this into google but only found howtos in C++,
11 Answers
11
...
Best C++ Code Formatter/Beautifier
... lots of source code formatting tools out there. Which ones work best for C++?
1 Answer
...