UNIX
To rip a CD/DVD ISO image with dd:
$ dd if=/dev/cdrom of=~/my.iso bs=1024
To mount an ISO image on Solaris:
# mount -F hsfs -o ro `lofiadm -a /export/temp/software.iso` /mnt
To print the route table on Solaris/BSD:
# netstat -r
To backup a MySql database:
# mysqldump -h localhost -u username -ppassword dbname > \ /var/backups/dbname_`date +%F-%s`.sql