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Dump/image CDROM to ISO file To create an ISO image from your CD/DVD, place the media in your drive but do not mount it. If it automounts, unmount it. # dd if=/dev/cdrom of=/path/til/ISO-fil To make an...
Dump/image floppydisk to file

dd if=/dev/fd0 of=image_fd0 bs=1k count=1440
Import csv data to mysql This is a short note about how to import comma separated data, CSV, from a file into a mysql database from a shell. Log in to your mysql database and choose the database you...
mySQL dump i batch mode

mysql dbname -B -N -e "SELECT serial FROM serials" >/path/to/outfile -B or –batch: prints rows tab-separated and turns off the borders -N or –skip-column-names:...