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make backup copy of a file

By Arch Brooks on May 18, 2026 in Programming

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cp /var/www/html/sfapp/app/main.py /var/www/html/sfapp/app/main.py.bak-$(date +%Y%m%d-%H%M%S)

shell command cop.sh
cp /var/www/html/sfapp/app/$1 /var/www/html/sfapp/app/$1.bak-$(date +%Y%m%d-%H%M%S)
Usage
./cop.sh nnn.py # this makes a backup copy of the file

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