# grep for string
sed -n '/string/p'

# double space a file
cat file.txt | sed G

# delete trailing whitespace (spaces and tabs)
cat file.txt | sed 's/[ \t]*$//'  

# put bar in quotes
echo "foo bar baz" | sed 's/bar/"&"/'

# replace spaces with tabs
sed 's/ /\t/g'

# replace foo with bar
sed -i -e 's/foo/bar/' ~/file.txt

# delete lines matching a pattern
sed -i -e '/kern/d' /etc/syslog.conf

# comment out a line (should anchor)
sed -i -e '/^Something.*/#&/g' /tmp/file.txt

http://www.grymoire.com/Unix/Sed.html

http://www.eng.cam.ac.uk/help/tpl/unix/sed.html

http://sed.sourceforge.net/sed1line.txt


Home | About | Sitemap | Recent changes | © 2017 Philip Durbin | @philipdurbin | philipdurbin@gmail.com