程序员进阶为中级软件工程师必备技能：能够进行系统架构和与他人有效沟通，系统架构必须掌握常用设计模式，此文件为设计模式的C++解析版-Programmers in order for the intermediate software engineers must skills: able to system architecture and to communicate effectively with others, the system architecture must master the commonly used design patterns, this file for the design patterns in c++ version