Have you tried VirtualBox 4.1 yet? I hope it isn't because the latest packaged version for your OS is 4.0.12 and you feel as if you're stuck there. You're not stuck ...

Oracle Solaris is a Unix-based operating system known for its scalability, security, and advanced features like ZFS and DTrace. If you are looking to use Solaris, you don’t have to create a separate ...