03 2013 档案
摘要：Asynchronous I/O, ornon-blocking I/O, in computer science, is a form ofinput/outputprocessing that permits other processing to continue before thetransmissionhas finished.Input and output (I/O) operations on a computer can be extremely slow compared to the processing of data. An I/O device can incor
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摘要：原来代码：#include <boost/thread.hpp>#include <iostream>class Base{public: virtual void Do() = 0;};class Derived1: public Base{public: virtual void Do() { std::cout << "Derived1:Do\n"; }};class Derived2: public Base{public: virtual void Do() { std::cout << "Derived1
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