[KwartzLab] Hexadecimal
Ed Blanchard
edwardb at cybersystems.ca
Tue Dec 4 11:56:08 EST 2012
Don't even get me started on 1 and l .... (one and ell).
EdB
On 12/4/2012 11:53 AM, Cedric Puddy wrote:
> A "slashed" 0 is for when clarity between "0" and "O" (zero and capital letter "o") matters greatly.
>
> Traditional console/terminal fonts take pains to distinguish the two, since, on a computer, one cannot be certain that there will be context to distinguish the two. In "normal" communication, it's rarely a problem, because we usually have context to refer to. A special circle of hell is reserved for companies that generate license keys that have both characters, and are printed in a font wherein both characters are nearly identical… :)
>
> It's not just an IBM thing -- I say it was a "pretty much everybody" thing, until we started letting non-computer people use computers, instead of just admire them from a distance.
>
> -Cedric
>
> On 2012-12-04, at 12:00 AM, Michael Dunn wrote:
>
>> At 11:35 PM -0500 12/3/12, Karl Williams wrote:
>>> My favorite hex number is C0FFEE.
>>
>> Do you remember the "COFFEE" talking machine at the Science Centre? :-)
>>
>>
>>> Sometime when I'm bored I'll pick any base, other than ten, and do mind calculations. Base-12 (Duodecimal) is fun.
>>
>> 6x9=42 (base 13)
>>
>> Why does one of my calcs have "Pental"!??!!!??? (base 5)
>>
>>
>>>> Doc's offhand comment about IBM and hexadecimal notation piqued my curiosity.
>>
>> Why does IBM use "slashed" 0 for O?
>>
>>
>> md
>>
>>
>>
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>
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