[VirtualBox] 設定螢幕解析度

1.將「視訊記憶體」調整到>=32M，安裝 Guest Additions

2.使用指令:
VBoxManage controlvm "Guest" setvideomodehint "1024" "768" "24"

3.參數說明:
"Guest" - 虛擬機器的名稱(name of virtual machine)
"1024","768" - 螢幕顯示的解析度(desired diplay resolution)
"24" - 顏色 (8,16,24) (desired display color depth)

來源: http://louis3c.blogspot.tw/2008/08/virtualboxdisplay-resolution.html