md at cantares.on.ca
Tue Dec 4 13:10:17 EST 2012
But IBM traditionally used the slash with O
(letter), not 0 like everyone else (number). I
love standards. There are so many of them.
At 11:53 AM -0500 12/4/12, Cedric Puddy wrote:
>A "slashed" 0 is for when clarity between "0"
>and "O" (zero and capital letter "o") matters
>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
>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.
>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?
>> Discuss mailing list
>> Discuss at kwartzlab.ca
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