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Date: Mon, 19 Aug 2024 15:07:36 -0400
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On 8/19/2024 2:56 PM, chrisq wrote:
> On 8/15/24 13:34, Simon Clubley wrote:
>> To extend this, I also know the difference between signed and unsigned
>> variables and I have a default-unsigned approach unless I absolutely
>> _need_ a signed variable.
>>
>> Unfortunately, a lot of the material out there doesn't seem to understand
>> that designing a program is about modelling a real-world problem and that
>> it isn't OK to just use a signed integer to store an unsigned value.
> 
>   Absolutely, must have come from an assembler background, where the use 
> of signed branches and arithmetic, can get you into serious trouble.
> The standard C library, of course, tends to use signed variables for
> everything, a gross error that has never been fixed...

At least the C people can define an unsigned variable.

Java does not have unsigned data types at all. OK - higher level
language and all that. But still a PITA.

Arne