Re: how to delete a line without putting them into yanking?

[emacs Fan]

> Either use DEL to delete the old path, or open the file first and copy
> from the other application after the file is already open.

Yes, there is even a more convenient  way, I think.
After presss C-x, C-f, just ignore the default path.
At the end of the default path, input your path(~/path or complete
path), it is also ok.