C++中拷贝构造函数、临时对象、深拷贝和浅拷贝案例源码,动手做实验,深入理解C++copy-C++ copy constructor, temporary objects, deep copy and shallow copy of case source code, hands-on experiments, in-depth understanding of C++ copy
基于pc的串并口检测工具,只要在pc的串口和并口上面,接上自检头就可以检测串并口是否可用-Pc parallel port-based detection tool for the string, as long as the serial and parallel port pc above, with access to the self-test can detect the first string on the parallel port is available