Backup source of 2011-12-25 (No. 1)

• Backup list
• View the diff.
• View the diff current.
• View the diff for visual.
• View the backup.
• Go to 2011-12-25.
  • 1 (2011-12-26 (Mon) 00:50:02)

- PHP Advent Calendar jp 2011
--  http://atnd.org/events/22781