[memcpy] Forum Topics

I have this simple program in which I want to concatenate two char pointers using memcpy, but I get access violation writing location on the memcpy line. Why is this happening and what could be done to make it work? Thanks. char *first = new char[20], *second="world!"; printf("first: "); scanf("%s",&first); …

I used `memcpy` to copy the contents of one pointer to another pointer assigned to new memory. Later in the program I get runtime errors as if I were attempting to operate on a pointer pointing to nothing. While debugging, I saw that the original and the the copied pointer …

I have been working on a few projects and needed a method similar to pythons string.split(). I decided to make a reusable piece of code and export it as a .dll, the code is below: std::vector<std::string> Editor::StringHandler::Split(std::string data, std::string tokens) std::vector<std::string> returnList; std::string temp=""; bool found=false; for (auto i : …

I am writing a video program, everything works fine except I am often (ie most times, but not [I]every [/I]time) getting the following error: Unhandled exception at 0x6076fde0 (msvcr90d.dll) in javaw.exe: 0xC0000005: Access violation reading location 0x0a450020. I have tracked it down to this function: [CODE]//fill the buffer from data …