The easiest way is to open one of them in editor, select another one in project view and in the context menu in project view select Compare File with Editor menu action. Also you can copy the content of one of them, open another one in editor and use context menu action Compare with Clipboard
The easiest way is to open one of them in editor, select another one in project view and in the context menu in project view select Compare File with Editor menu action.
Also you can copy the content of one of them, open another one in editor and use context menu action Compare with Clipboard
Regards,
Oleg