Uncomment all the things you need.

All/server.go

@@ -12,7 +12,7 @@ package main
 
 import (
 	"flag"
-	//"log"
+	"log"
 	"net/http"
 )
 
@@ -24,6 +24,6 @@ func main() {
 
 	http.Handle("/", http.FileServer(http.Dir(*directory)))
 
-	//log.Printf("Serving %s on HTTP port: %s\n", *directory, *port)
+	log.Printf("Serving %s on HTTP port: %s\n", *directory, *port)
-	//log.Fatal(http.ListenAndServe(":"+*port, nil))
+	log.Fatal(http.ListenAndServe(":"+*port, nil))
 }