StartupSound.prefPane mute the startup sound without changing the output volume setting.
defaults write com.apple.Safari IncludeDebugMenu 1
by Judith Myerson
GRUB combines installations with one install command and allows for MD5 encryption of passwords. When a configuration file is configured incorrectly, the system reverts to the command-line prompts.
MBR Vs. Root Partition
If you have WINXP installed to MBR on your hard drive, install GRUB to the root partition instead of the MBR. Better yet is the grubinstall.exe, a GRUB installer for Windows. This program configures the GRUB so that it can be installed inside an NTFS or FAT partition on Windows NT/2K/XP, and can be loaded from the default bootloader NTLDR. This means that you can safely install this bootloader and remove it, without ever touching the MBR and risking any problem with your disk.
For existing Linux users wanting to migrate to GRUB, get the latest version of GRUB. Before you try GRUB, you should have an emergency Linux boot disk in case you have problems of booting the system from a hard disk or another storage device. After you install GRUB, you can make it take over your MBR. Do this at the prompt as a root user:
Now, you can use the GRUB command
grub> install (hd1,2)/boot/grub/stage1 (hd1) (hd1,2)/boot/grub/stage2 p