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To remove 3 days old files

find . -name '*' -mtime -3 -exec rm {} \;

The reason is sql returns like this if there are no matching records.

column1 column2 column3 ...
------------------------------------------------------
(0 rows affected)

The reccnt=`wc -l...

ifconfig -a

Try this link.

http://www.hk8.org/old_web/

Its working. Thanks ZB.

I want to replace 20040915 with 20040916.

I have 70 files and want to replace string1 with string2. How can i do that?.

Thanks

Thanks Google

What the following command does

grep -c pattern files | grep :0

Please explain grep :0 in the above command