reorganize: interfaces section

interfaces/02-receivers/huge.go

@@ -0,0 +1,29 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+import (
+	"fmt"
+)
+
+type huge struct {
+	// about ~200mb
+	games [10000000]game
+}
+
+// only copies a single pointer.
+func (h *huge) addr() {
+	fmt.Printf("%p\n", h)
+}
+
+// each time it is called,
+// the original value will be copied.
+// calling addr() x 10 times = ~2 GB.
+// func (h huge) addr() {
+// 	fmt.Printf("%p\n", &h)
+// }