C/C++函数查询

http://en.cppreference.com/

http://www.cplusplus.com/reference/

C语言操作符优先级：http://en.cppreference.com/w/c/language/operator_precedence

C++操作符优先级：http://en.cppreference.com/w/cpp/language/operator_precedence

MSDN 在线

https://msdn.microsoft.com/en-us/library/

MinGW-w64 下载

http://mingw-w64.org

https://sourceforge.net/projects/mingw-w64/

MinGW 下载

http://mingw.org/

https://sourceforge.net/downloads/mingw

Qt Creator

https://www.qt.io/download-open-source/

CodeLite

http://downloads.codelite.org/

Windows下载

http://www.itellyou.cn/