Is your Windows computer stuck with a name you don't particularly like? A new PC sports a default name courtesy of the vendor, but no matter which version of Windows you're running, you can change it ...

I need to take a running windows desktop box that's part of a domain, give it a new computer name, and then continue working on it (with the box having the new name), without having to reboot at all.

To change a Mac's name, edit the "Computer Name" field in the "Sharing" pane in System Preferences. Changing your Mac's computer name will also change its host name. You can change the host name ...