I want to use Windows 7 or 8 but I don't know to install a software like VirtualBox which we have to do with the use of terminal. I don't want to use Windows as a main OS so I want to use it in VirtualBox. Can you tell me how to install downloaded files in Ubuntu. I once installed java runtime but don't know the meaning of the lines which I have written in terminal, I just did as the blog posted by a man says.
You can use one terminal command:
When you are asked for the password, type your password. It will not be shown, not even asterisks. The command will take a while, but will finish and get the
Reboot for good measure(some kernel modules hate
and then press Alt+F2 and type:
to get Virtualbox open. It will also be in the Unity dash.
Since you downloaded the file, just double-click it so it opens in Software Center. It will still need to download dependencies in any case.
You just need to open a terminal and do:
this will install virtualbox from the repositories, but if you want a newer version, you should use: