From 2c10955690012c25a5d20893cf9549f1e63fe580 Mon Sep 17 00:00:00 2001
From: Michihito Shigemura <i.am.shige@gmail.com>
Date: Fri, 27 Oct 2017 00:11:27 +0900
Subject: [PATCH] Add cheatsheet for xargs --no-run-if-empty

---
 cheat/cheatsheets/xargs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cheat/cheatsheets/xargs b/cheat/cheatsheets/xargs
index 44bf20a..a1391f3 100644
--- a/cheat/cheatsheets/xargs
+++ b/cheat/cheatsheets/xargs
@@ -10,3 +10,7 @@ find -name *.pdf | xargs -I{} rm -rf '{}'
 # -n1 => One file by one file. ( -n2 => 2 files by 2 files )
 
 find -name *.pdf | xargs -I{} -n1 echo '&{}='
+
+# If find returns no result, do not run rm
+# This option is a GNU extension.
+find -name "*.pdf" | xargs --no-run-if-empty rm