Quick notes, backing up guide linux using CP and DIFF

To Copy
cp -prv "/home/user/Downloads/" "/usbDrive/Downloads/"

To Check Copy Worked
diff -qr "/home/user/Downloads/" "/usbDrive/Downloads/"

References:
http://hints.macworld.com/article.php?story=20100212171620210
http://linuxcommando.blogspot.com.au/2008/05/compare-directories-using-diff-in-linux.html
man cp
man diff

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