1: Ubuntu -- install

1: install VMware.

2: download Ubuntu latest version. (Attention: guest or server)

　　http://www.ubuntu.com/download/ubuntu/download

3: install Ubuntu. (remeber the location, so future can change the file inside)

4: Attention: the space should not be less than 8GB, because i need to install QT inside, or else the space will not be enough.