On 6 Mar., 18:32, DaveC wrote:
How about giving a female end a sex change by plugging a pin header into
it?

This results in reversing the pin assignments, ie, pin 1 connects to pin 2.
Not good.

put the female connector on the reverse side in one end?

might even add (or remove) the strain relief that go on top of some
idc connector
so the connectors will still look to be on the same side

-Lasse