摘要： 1.basic concepts function pointer in C/C++ is just like delegate in C#. we can use function pointer to point to a specific function, and then use function pointer to invoke the specified function.... 阅读全文

摘要： 1.basic concepts malloc&free and new&delete are all used to request memory allocation and release memory allocated from heap area. eg. malloc.h must be referenced when using malloc&free ... 阅读全文

摘要： 1. In C programming, the normal use of #define is to declare an constant vairiable. But it's been replaced by const. C: #define X 100 ----> C++: const int x=100; 2. #define can also define ... 阅读全文