Create backup copy of file, adding suffix of the date of the file modification (NOT today's date)

cp file{,.$(date -d @$(stat -c '%Y' file) "+%y%m%d")}

By: rgawenda
2019-09-09 11:49:28

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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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