exceeding simple golang web server

simple-http-server.go

import (  
  "net/http"  
  "fmt" 
) 

func handleIndex(w http.ResponseWriter, req *http.Request) {  
  fmt.Fprintf(w, "hello\n") 
} 

func main() {  
  http.HandleFunc("/", handleIndex)  
  http.ListenAndServe(":8080", nil) 
}