backs up at the date today

cp -i FILENAME{,.`date +%Y%m%d`}
Sample Output
# cp -i test.txt{,.`date +%Y%m%d`}
`test.txt' -> `test.txt.20110119'

7
By: oki_san
2011-01-19 01:41:07
cp

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What Others Think

thx, was actually looking for this one yesterday :)
hoberion · 387 weeks ago
or cp -i FILENAME{,.$(date -I)}
forcefsck · 387 weeks ago
I've been using this since it was listed in the catonmat blog. Great command to have handy. I usually use: cp -v FILENAME{,_`date +%Y%m%d%H%M%S`} Not as much worry of an overwrite if you're including the second it was made.
UncleLouie · 386 weeks and 3 days ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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