His point is still valid. The seek command brings you to the beginning and the description say it brings you to the end. Don't be a jerk.

The description says

seek(MYFILE, 0, 0); truncate(MYFILE, 0);These bring us to the end of the file, and then sets the length to zero.

It describes what happens in effect, not how (it doesn't say seek brings us to the end of the file and truncate sets the length to zero).

Besides, what is the end of a zero length file? The beginning