add: slice internals last lectures

16-slices/11-slice-internals-4-append/3-example-growth/main.go

@@ -0,0 +1,34 @@
+// 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 (
+	"math/rand"
+	"time"
+
+	s "github.com/inancgumus/prettyslice"
+	"github.com/inancgumus/screen"
+)
+
+func main() {
+	s.PrintBacking = true
+	s.MaxPerLine = 30
+	s.Width = 150
+
+	var nums []int
+
+	screen.Clear()
+	for cap(nums) <= 128 {
+		screen.MoveTopLeft()
+
+		s.Show("nums", nums)
+		nums = append(nums, rand.Intn(9)+1)
+
+		time.Sleep(time.Second / 4)
+	}
+}