# go run ./cmd/run --help
Usage of ./run:
--arrays call the arrays demo
--buffered call the buffered demo
--concurrency call the concurrency demo
--consts call the consts demo
--context call the context demo
--control call the control demo
--errors call the errors demo
--funcs call the funcs demo
--http call the HTTP demo
--interfaces call the interfaces demo
--json call the json demo
--loglevel string set the logrus loglevel (default "info")
--logrus call the logrus demo
--maps call the maps demo
--names call the names demo
--pointers call the pointers demo
--stdlog call the standard log demo
--time call the Time demo
--types call the types demo
--vars call the vars demo
--viper call the viper demo