pointers

相关标签：javascript jquery android 多少钱 iPhone

C++: Any great difference in _implementation_ of the reference and the pointer

I caught that I use references not understanding开发者_Python百科 how they really work (that\'s why I use them not so often).[详细]

2023-04-12 23:40 分类：问答
vector of pointers

If I have a definition in a class header such as this: vector<baddie*> baddies; which I then initialise in the constructor like this:[详细]

2023-04-12 23:31 分类：问答
C pointer: *p++ and p++ difference

I have just started learning C. void function(char *str1, char *str2) { printf(\"%p\\n\", str1); printf(\"%p\\n\", str2);[详细]

2023-04-12 23:00 分类：问答
Boost property_tree for storing pointers

Is it possible to store pointers to objects in boost property trees, and then use an iterator to retrieve the data? I\'m trying to do something like:[详细]

2023-04-12 18:44 分类：问答
the meaninings of two ** for an iterator

In the f开发者_运维问答ollowing code segment vector<SceneObject *> sceneObjs; vector<SceneObject *>::iterator iter;[详细]

2023-04-12 18:02 分类：问答
Invalidating deleted pointers?

template<typename T> someclass<T>& operator=(const someclass<T>& other) { typename std::vector<T *>::const_iterator rhs;[详细]

2023-04-12 17:04 分类：问答
Sizeof Pointer to Array

If I have an array declared like this: int a[3][2]; then why is: sizeof(a+0) == 8 whereas: 开发者_如何学Pythonsizeof(a)== 24[详细]

2023-04-12 16:41 分类：问答
Copying Command Line Arguments Into an Array

For a program, I would like to make an array copy of the arguments sent in by command line using malloc().[详细]

2023-04-12 16:40 分类：问答
Why doesn't this program segfault?

What causes the output \"Hello\" when I enable -O for gcc ? Shouldn\'t it still segfault (according to this wiki) ?[详细]

2023-04-12 16:39 分类：问答
How to make it so the user can't delete a dynamic array?

In writing a response, I wrote some code that challenged my assumptions on how const pointers work. I had assumed const pointers could not be deleted by the delete function, but as you\'ll see from th[详细]

2023-04-12 13:51 分类：问答