After few GO courses and working hands on I decided to make a huge golang course again and prepare some kind of shortcut for private usage. https://www.udemy.com/course/learn-how-to-code/
https://forum.golangbridge.org/
https://stackoverflow.com/questions/tagged/go?tab=Newest
https://go.dev/ref/spec - Specifications
https://go.dev/doc/effective_go - Effective
https://go.dev/doc/cmd - CLI
https://pkg.go.dev/std - Standard Packages library
https://pkg.go.dev/ - 3-d party Packages library
https://gobyexample.com/ - Go Examples