Re: strongly typed langauge

[Alan Brain <aebrain@dynamite.com.au>]

Hugh Bonney wrote:

>     Another example might be to note that it's 2km from A to B,
>     300m from B to C, and 20mm from C to D. So if you walk from
>     A to D have you gone a distance of 322? In elementary school
>     we have to learn the essentials of data typing and one can
>     start with that. It does make sense to add apples and oranges
>     sometimes, but it doesn't make sense to add km and mm even
>     if you want to know the distance from Paris to the end of
>     your nose.

Excellent point.


>     Strong typing shouldn't be used as a substitute for thought
>     or care

And the converse is also true:

vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
Thought and Care shouldn't be used as a substitute for strong typing...
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

>              , where it's useful is in pointing out real difficulties
>     in either one person's thinking about a problem, or real
>     (and inevitable) differences in understanding from one person
>     to the next. 

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