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+dd cheatsheet
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+[Sitemap](../../sitemap/sitemap.html)
+
+
+# Figuring out what is the USB stick
+
+Start by mounting the stick which should be automatic in GUI.
+
+```
+mount|grep /dev/sd
+```
+
+should tell what is the /dev/USBSTICK
+
+## Creating bootable USB stick
+
+```
+isohybrid image.iso
+dd if=image of=/dev/USBSTICK bs=1024
+```
+
+## Creating .iso from CD/DVD
+
+First unmount the CD/DVD and then
+
+```
+dd if=/dev/DRIVE of=image.iso
+```
+
+DRIVE can be /dev/dvd /dev/cdrom or /dev/scd0 depending on the CD/DVD.
+
+## Backing up scratched CD/DVD
+
+```
+dd if=/dev/DRIVE (see above) of=IMAGE.iso conv=noerror
+```
+
+maybe ddrescue should be used instead of dd.
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