c++ Programming Glossary: memcpy

Examples of when a bitwise swap() is a bad idea?

http://stackoverflow.com/questions/11638271/examples-of-when-a-bitwise-swap-is-a-bad-idea

is the most derived type of the object char temp sizeof T memcpy temp a sizeof a memcpy a b sizeof b memcpy b temp sizeof temp.. of the object char temp sizeof T memcpy temp a sizeof a memcpy a b sizeof b memcpy b temp sizeof temp The only situation however.. temp sizeof T memcpy temp a sizeof a memcpy a b sizeof b memcpy b temp sizeof temp The only situation however in which I can..

What is move semantics?

http://stackoverflow.com/questions/3106110/what-is-move-semantics

const char p size_t size strlen p 1 data new char size memcpy data p size Since we chose to manage the memory ourselves we.. that size_t size strlen that.data 1 data new char size memcpy data that.data size The copy constructor defines what it means..

What are all the common undefined behaviour that a C++ programmer should know about? [closed]

http://stackoverflow.com/questions/367633/what-are-all-the-common-undefined-behaviour-that-a-c-programmer-should-know-ab

Converting pointers to objects of incompatible types Using memcpy to copy overlapping buffers . Buffer overflows Reading or writing..

What are Aggregates and PODs and how/why are they special?

http://stackoverflow.com/questions/4178175/what-are-aggregates-and-pods-and-how-why-are-they-special

POD types it is guaranteed by the standard that when you memcpy the contents of your object into an array of char or unsigned.. object into an array of char or unsigned char and then memcpy the contents back into your object the object will hold its.. non POD types. Also you can safely copy POD objects with memcpy . The following example assumes T is a POD type #define N sizeof..

Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor implementation? [closed]

http://stackoverflow.com/questions/4340396/does-the-c-standard-mandate-poor-performance-for-iostreams-or-am-i-just-deali

back_inserter std vector and about 15 times slower than memcpy into a raw buffer. This feels consistent with before and after..

C++ SMTP Example

http://stackoverflow.com/questions/58210/c-smtp-example

host n host_id exit 2 Connect to port 25 on remote host memcpy char server.sin_addr char hp h_addr hp h_length server.sin_port..

How to determine CPU and memory consumption from inside a process?

http://stackoverflow.com/questions/63166/how-to-determine-cpu-and-memory-consumption-from-inside-a-process

GetSystemTimeAsFileTime &ftime memcpy &lastCPU &ftime sizeof FILETIME self GetCurrentProcess GetProcessTimes.. GetProcessTimes self &ftime &ftime &fsys &fuser memcpy &lastSysCPU &fsys sizeof FILETIME memcpy &lastUserCPU &fuser.. &fsys &fuser memcpy &lastSysCPU &fsys sizeof FILETIME memcpy &lastUserCPU &fuser sizeof FILETIME double getCurrentValue..