Convert and copy a file. More information: https://keith.github.io/xcode-man-pages/dd.1.html.
archlinux-xxx.iso
) and show the progress:dd if=path/to/file.iso of=/dev/usb_device status=progress
dd if=/dev/source_device of=/dev/dest_device bs=4m conv=noerror status=progress
dd if=/dev/urandom of=path/to/random_file bs=100 count=1
dd if=/dev/zero of=path/to/1GB_file bs=1024 count=1000000
dd if=/dev/drive_device of=path/to/file.img status=progress
dd if=path/to/file.img of=/dev/drive_device status=progress
kill -USR1 $(pgrep ^dd)