RandomSeed test

[Alex Tweedly]

On 22/05/2013 23:50, Dar Scott wrote:
> I think the problem comes up when two equal items are compared.  I suspect that sort will tend to leave things unchanged.

It's not just "tend to" leave them unchanged - it will *always* leave 
them unchanged if the sort keys are equal. It says in the docs ....

>
> The sort command is a stable sort. This means that if the sortKey for 
> two cards is the same, sorting does not change their order, so you can 
> do two successive sorts to create subcategories within the major sort 
> categories. For example, to sort the cards of a stack by ZIP code and 
> sort within each ZIP code by last names, use these two statements:
-- Alex.