Create ISO CD/DVD image (.iso) with Mac OS X (10.4/10.5/10.6)

1. Insert CD/DVD source
2. Fire up a Terminal, you can then determine the device that is you CD/DVD drive using the following command:

$ drutil status
 Vendor   Product           Rev
 MATSHITA DVD-R   UJ-835E   GAND

           Type: DVD-ROM              Name: /dev/disk1
      Cur Write:    8x DVD          Sessions: 1
      Max Write:    8x DVD            Tracks: 1
   Overwritable:   00:00:00         blocks:        0 /   0.00MB /   0.00MiB
     Space Free:   00:00:00         blocks:        0 /   0.00MB /   0.00MiB
     Space Used:  364:08:27         blocks:  1638627 /   3.36GB /   3.13GiB
    Writability:
      Book Type: DVD-ROM

3. Umount the disk with the following command:

$ diskutil unmountDisk /dev/disk1
Disk /dev/disk1 unmounted

4. Create the ISO file with the dd utility (may take some time):

$ dd if=/dev/disk1 of=file.iso bs=2048

5. Test the ISO image by mounting the new file (or open with Finder):

$ hdid file.iso

6. The ISO image can then be written to a blank CD/DVD.

Let your Mac write to an NTFS formatted hard drive

What you need:pen-drive

1. http://code.google.com/p/macfuse/

2. http://macntfs-3g.blogspot.com/

Howto:

1. Install Macfuse.

MacFUSE allows you to extend Mac OS X’s native file handling capabilities via 3rd-party file systems.

2. Install NTFS-3G.

The NTFS-3G driver is a freely and commercially available and supported read/write NTFS driver for Linux, Mac OS X, FreeBSD, NetBSD, OpenSolaris, QNX, Haiku, and other operating systems. It provides safe and fast handling of the Windows XP, Windows Server 2003, Windows 2000, Windows Vista, Windows Server 2008 and Windows 7 file systems.

3. Reboot.

Enjoy.

MAC OSX unmount

Error:
The disk “XXXX” is in use and could not be ejected.
Try quitting appplications and try again.

Solution:

sudo umount -f /Volumes/XXXX
Or
sudo diskutil umount force /Volumes/XXXX

This guide is a request.