Oracle Virtual Box

How to resize/clone a virtualbox harddisk with the current snapshot
How to enable Direct3D acceleration

Use Japanese on English Windows 7

http://snow-white.cocolog-nifty.com/first/2010/01/windows-7-3ea7.html
http://snow-white.cocolog-nifty.com/first/2010/01/windows-7-e900.html

Marshalling in C++/CLI

See the summary here: http://msdn.microsoft.com/en-us/library/bb384865.aspx