allocation

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overloading new and delete C++ for tracking memory allocations

I need help in understanding the code snipped below...allocate is a function that would be called by the overloaded new operator to allocate memory. I am having problems trying to understand the follo[详细]

2023-02-15 08:15 分类：问答
What is the best way to allocate multiple objects without a crash?

I\'m writing an app that takes images from a server and displays all the images to the user as a UIButton so that I can intercept events on it. The problem is, it takes a really long time to allocate[详细]

2023-02-10 20:04 分类：问答
Memory Allocation in iphone

I am checking memory allocation in performance tool, i am getting more than 90 MB memory allocation whi开发者_Python百科le running an app for 30-40 mins.Can anyone tell me at which extent memory alloc[详细]

2023-02-09 10:06 分类：问答
Are Structs always stack allocated or sometimes heap allocated?

I was of the impression that in C#, struct elements are allocated on the stack and thus disappear when returning from a method in which they were created. But what happens if I place the struct-values[详细]

2023-02-07 22:21 分类：问答
stl vector reserve

I was trying to pre-allocate a vector of integer like this vector<int> tmp_color; tmp_color.reserve(node_obj[node].c_max);[详细]

2023-02-06 16:09 分类：问答
How can I create a data structure starting at a specified memory address (without using new)?

I asked a similar question before, but I 开发者_开发问答only realized now that the answer I received isn\'t totally what I wanted.[详细]

2023-02-05 06:02 分类：问答
Instantiate structure at assigned address (allocation assignment)

For a class I\'m taking, we need to develop allocation utilities. Safety aside, I will be using far pointers to receive and assign addresses to some structures. I am also not allowed to use \"memallo[详细]

2023-02-05 04:50 分类：问答
Reservation allocation algorithm

I am looking for algorithms for allocating reservations to resources. This could be Hotel reservations matched to available rooms - Meeting reservations matched to available meeting rooms - Restaura开[详细]

2023-02-04 21:54 分类：问答
Instruments-Xcode-Leaks=> [UIImage imageWithData:]

New to using Instruments, but figured it would be good to help the performace of my application I am developing.I am getting Error leaks on the following command, and was wondering if it might be some[详细]

2023-02-04 10:11 分类：问答
Understanding C++ dynamic allocation

Consider the following code: class CString { private: char* buff; size_t len; public: CString(const char* p):len(0), buff(nullptr)[详细]

2023-02-03 16:08 分类：问答