The above command is very useful to change certain regular expressions in couple of files in one directory. This can be used in variety of ways to achieve a lot of things which would normally take some time to do manually.
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Continue readingA very nice turorial and help <a href="http://sed.sourceforge.net/grabbag/tutorials/">here.
Taken idea from commandlinefu.com
The command will display a segment from the file from the start pattern to the end pattern.
function viewsegment() { tail -n +`fgrep -n -m 1 “$1” $3 | head -`fgrep -n -m 1 “$2” $3 }
Display a block of text with delineated by a start pattern and an end pattern
