From 93bda9dc2053f1661c699c3308fc031cb6efb209 Mon Sep 17 00:00:00 2001 From: adelviscio Date: Sat, 7 Sep 2013 00:29:49 -0400 Subject: [PATCH] Removed cat Piping cat to sed is an extra step. Sed can handle file arguments. --- cheatsheets/sed | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/cheatsheets/sed b/cheatsheets/sed index 5d97e4a..f60b269 100644 --- a/cheatsheets/sed +++ b/cheatsheets/sed @@ -10,5 +10,5 @@ echo 'It is daytime' | sed 's/day/night/g' # To remove leading spaces sed -i -r 's/^\s+//g' file.txt -# To remove empty lines -cat file.txt | sed '/^$/d' +# Remove empty lines and print results to stdout: +sed '/^$/d' file.txt