Ray's playground

摘要： Store newed objects in smart pointers in standalone statements. Failure to do this can lead to subtle resource leaks when exceptions are thrown. 阅读全文

摘要： If you use [] in a new expression, you must use [] in the corresponding delete expression. If you don't use [] in a new expression, you mustn't use [] in the corresponding delete expression. 阅读全文

摘要： APIs often require access to raw resources, so each RAII class should offer a way to get at the resource it manages. Access may be via explicit conversion or implicit conversion. In general, explicit conversion is safer, but implicit conversion is more convenient for clients.1#include<iostream> 阅读全文