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Merge pull request #356 from shigemk2/xargs-no-run-if-empty

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Add cheatsheet for xargs --no-run-if-empty
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Chris Allen Lane 2017-11-19 08:13:07 -05:00 committed by GitHub
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cheat/cheatsheets/xargs
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@ -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