Fallback 'catch-all' template functions

[Ethan Watson via Digitalmars-d]

On Thursday, 1 September 2016 at 05:37:50 UTC, Manu wrote:
> I have a recurring problem where I need a fallback function 
> like the bottom one, which should be used in lieu of a more 
> precise match.

+1. I've already hit this a few times with Binderoo. I would have 
assumed that constraints are just another form of specialisation, 
but it requires me to be explicit with the base functionality.