Yu is a C++ programmer with 10 years experience who lives in Zhuhai, Guangdong province, China. He loves modern C++ and has founded an open source community ( http://www.purecpp.org/ ) to promote C++11/14 in China. His focus is distributed systems and he is the author of rest_rpc, an RPC library implemented in C++14. Yu's github is https://github.com/qicosmos . Yu wrote a Chinese language book about C++11 in 2015: http://item.jd.com/11701870.html The title translates as "C++11 In Depth."