I would like to view or perhaps edit a file with no extension. It is a Mac OS X Universal Binary executable file which I downloaded from my iPhone.
I have both Mac OS X and Windows. Is there any way I could possibly open that file?
In OS X, either use the normal TextEdit.app, or download a Hex editor like Hex Fiend and open the file.
However, there's not really a point in editing an executable file unless you specifically know what you're doing and what you're looking for (and I really doubt that). You'll probably just break its functionality.
If you have a file with no extension and you don't know what it is, use the