Lyth questions

Lyth answers

• Finding the number of occurrences of keys and the positions of first occurrences of keys by CUDA Thrust
• Can multiple cores simultaneously read the same RAM location?
• Why std::transform doesn't guarantee the order (but for_each guarantee the order)? Doesn't this allow trick implementation for performance?
• How to pass a Window Handle to a sub-process?
• Simple program crashes
• Inverted arguments in scanf()
• Fast Inverse Square Root on x64