From 2e1cda114a7ef0f8ad0ce47756f42e196a1be8cd Mon Sep 17 00:00:00 2001
From: shigemk2 <i.am.shige@gmail.com>
Date: Mon, 12 Jan 2015 21:29:35 +0900
Subject: [PATCH] Refer sort -u

---
 cheat/cheatsheets/uniq | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cheat/cheatsheets/uniq b/cheat/cheatsheets/uniq
index a2bcfc5..18ee084 100644
--- a/cheat/cheatsheets/uniq
+++ b/cheat/cheatsheets/uniq
@@ -1,4 +1,5 @@
 # show all lines without duplication
+# "sort -u" and "uniq" is the same effect.
 sort file | uniq
 # show not duplicated lines
 sort file | uniq -u