On Tue, 9 May 2006 14:10:57 -0400 (EDT), "Robert P. J. Day" <rpjday@xxxxxxxxxxxxxx> opined: > On Tue, 9 May 2006, David Cary Hart wrote: > > > (Off the Wall Question) I have been asked: > > > > Given a very large file.txt and a desire to remove a matching > > line: > > > > $ grep -v matching_line file.txt > file.txt.new > > > > or; > > > > $ sed '/matching_line _RegEx/d' file.txt > file.txt.new > > > > Which method is more efficient or is it a tossup? > > why not use "time" to find out? > Simple. I did not think of doing so. Thanks - I think. -;) -- Our DNSRBL - Eliminate Spam: http://www.TQMcube.com Multi-RBL Check: http://www.TQMcube.com/rblcheck.php The Dirty Dozen Spammiest Ranges: http://tqmcube.com/dirty12.php
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