memory-management

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GPS LocationManager and ListenerManager Management in a Base Activity

My need is that, all most of my activities need location of user to get updated data which is based on location. So, instead of define in all activities seperately I define a base activity (BaseActiv[详细]

2023-04-08 10:50 分类：问答
Does managed code mean JIT or GC?

I\'ve seen several explanations on what \"managed\" code means, and some target the idea of managed code being compiled to an intermediate language and JITed and others talk about GC and memory manage[详细]

2023-04-08 08:32 分类：问答
I *think* I have a memory leak. What now?

I created a C++ DLL function that uses several arrays to process what is eventually image data.I\'m attempting to pass these arrays by reference, do the computation, and pass the output back by refere[详细]

2023-04-08 08:29 分类：问答
When to "release" after setting a property/instance variable?

We have a property declared: @property (retain) MyClass *myProperty; What is the difference between this one from Apple example Code:[详细]

2023-04-08 05:52 分类：问答
What actually happens when objects are dealloc'd in Objective-c?

I\'d like to understand Objective-c\'s memory management at a lower level.Say I have 100 bytes allocated on the heap to some Objective-c object.What happens to this 100 byte block when the object is d[详细]

2023-04-08 04:27 分类：问答
Memory management with NSThread

I have an app that needs to signal continuously a word in morse code. I did this by creating an NSThread and running some code inside the selector with a \"while loop\". Here is the code:[详细]

2023-04-08 04:24 分类：问答
Operator new initializes memory to zero

There is s开发者_如何学Gouch code: #include <iostream> int main(){ unsigned int* wsk2 = new unsigned int(5);[详细]

2023-04-08 02:15 分类：问答
Location of variables in the memory, C

I\'m looking at exams in C from past years, and I\'m came across a question I didn\'t fully understand. They\'ve supplied a simple piece of code, and asked about the location of different variables in[详细]

2023-04-08 01:31 分类：问答
Good practice to free malloc's at program conclusion?

I have a simple program which reads a bunch of ini file settings in memory allocated dynamically (malloc), then does stuff in loops for a long time, then ends.When I run valgrind I see that the memory[详细]

2023-04-08 00:19 分类：问答
Objective-c simple memory question

If I have a variable in my view controler viewcontroller.m @interface MemoryTestViewController : UIViewController[详细]

2023-04-07 21:13 分类：问答