memcpy

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java memcopy DirectBuffer

Hi I am working with direct buffers in Java, and I need to have a fast memcopy on them. In C there is the memcpy command, and on Java Arrays I have Arrays.copyOf. But there is no way of using Arrays i[详细]

2023-03-09 03:00 分类：问答
Does memcpy() uses realloc()?

#inlcude <stdio.h> #inlcude <stdlib.h> #inlcude <string.h> int main() { char *buff = (char*)malloc(sizeof(char) * 5);[详细]

2023-03-08 03:24 分类：问答
'memcpy' is not defined in this scope

I am getting a \"memcpy is not defined in this scope error\" with the following piece of code: CommonSessionMessage::CommonSessionMessage(const char* data, int size)[详细]

2023-03-08 02:29 分类：问答
Is there a standard, strided version of memcpy?

I have a column vector A which is 10 elements long.I have a matrix B which is 10 by 10.The memory storage for B is column major.I would like to overwrite the first row in B开发者_如何学C with the colu[详细]

2023-03-06 08:10 分类：问答
C++ memcpy() tricky use, behavior understanding needed

Decompilation so as to fix an old program can be painful. As I\'m a C# developer, there\'s something strange I don\'t understand.[详细]

2023-03-04 13:45 分类：问答
Does memmove actually "move" a chunk of memory and leave behind zeros at the source? [duplicate]

This question already has answers here: Closed 11 years 开发者_开发技巧ago. Possible Duplicate: memcpy vs memmove[详细]

2023-03-02 20:39 分类：问答
How to split array into two arrays in C

Say i have an array in C int array[6] = {1,2,3,4,5,6} how could I sp开发者_如何学编程lit this into[详细]

2023-03-02 16:30 分类：问答
memcpy confusion

I am trying to copy a small array into a bigger array, and I could not figure out how to get it working (program always crashes on Visual studio 2008 x32)[详细]

2023-03-01 13:28 分类：问答
memcpy - int variable to BYTE

I am trying to create a data packet, using memcpy. I expect to see the output in pOutBuffer, whose first four bytes will have 999, followed by 111 followed by 12; But currently i am getting some garba[详细]

2023-03-01 09:52 分类：问答
Is memcpy accelerated in some way on the iPhone?

Few days ago I was writing some code and I had noticed that copying RAM by memcpy was much-much faster than copying it in for loop.[详细]

2023-02-28 16:19 分类：问答