If the keyboard backlight keys fail to work, here’s a solution. Append acpi_backlight=vendor to grub’s bootloader strings and to the grub’s default file so new kernel’s will also have the correct parameter. Switch up to root su – Password: xxxxx …

[HOWTO] Laptop Screen Backlight Function Keys Don’t Dim or Brighten the Screen Read more »

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Provide VirtualBox with alternative screen resolutions On the host run: vboxmanage setextradata “OSX-ML” “CustomVideoMode1” “1920x1080x32” vboxmanage setextradata “OSX-ML” “GUI/CustomVideoMode1” “1920x1080x32” vboxmanage setextradata “OSX-ML” “CustomVideoMode2” “1600x900x32” vboxmanage setextradata “OSX-ML” “GUI/CustomVideoMode2” “1600x900x32” On the Mac Guest, open this file in Terminal: sudo …

Custom VirtualBox Video Modes for Mac OS X Guests Read more »

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