(The go language was developed by Google and opened source in 2009. Compared with Java / Python / C and other languages, go is especially good at concurrent programming, with performance comparable to C language and development efficiency comparable to python. It is known as "C language in the 21st century". "Go language is widely used in cloud computing, big data, micro services, high concurrency and other fields. Bat is taking go as the preferred language for new project development. This course is designed for on-the-job personnel. The course is rich in content, compact and close to enterprise practice!)