[Jprogramming] A new bind conjunction WAS: Dictionaries

[Henry Rich]

Well said!   Roger in the end gave up and made it an error to create _. 
in a computation, leaving unspecified what should happen if a 
preexisting _. is used as an argument.

A full spec for this 'mysterious subject' would be welcome.  Then we 
could try to implement it.

Henry Rich

On 2/8/2022 11:08 AM, Raul Miller wrote:
> The characteristics of the null value have rather routinely introduced
> errors in programs because of its non-intuitive characteristics.
>
> It seems clear why we should want null -- null allows for lazy problem
> specification, allowing the designer to not specify some data
> elements. But correct handling of null has proven to be a rather
> mysterious subject.
>


-- 
This email has been checked for viruses by AVG.
https://www.avg.com