jonathan at jlamothe.net
Tue Dec 4 11:58:29 EST 2012
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Fun fact: early typewriters didn't have a 0 or a 1. You had to use a
capital o or a lower case L.
On 12-12-04 11:56 AM, Ed Blanchard wrote:
> Don't even get me started on 1 and l .... (one and ell).
> 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.
>> 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?
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>> \________________________________________________________ Cedric
>> Puddy, IS Director cedric at thinkers.org PGP Key
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