Millisecond clock resolution for DateAndTime now
stéphane ducasse
ducasse at iam.unibe.ch
Mon Sep 20 06:33:42 UTC 2004
avi what was the reason not having it in?
Stef
On 19 sept. 04, at 23:50, Avi Bryant wrote:
>
> On Sep 19, 2004, at 11:34 PM, John Pierce wrote:
>
>> Hi all,
>>
>> I am trying to make sure I am not missing something, but I really
>> would like DateAndTime now to return the current date/time with
>> millisecond clock precision. I know there has been a lot of
>> discussions on this in the past with folks desiring nanosecond
>> precision -- but how about just millisecond precision from the system
>> clock.
>>
>> Am I overlooking something or is this just not implemented on
>> DateAndTime now?
>
> The problem is that you don't know what the offset is between the
> millisecond clock value and the current time in seconds. The only way
> is to watch the millisecond clock and try to figure out what the value
> is when the second clock ticks over. I posted a changeset that does
> this calibration and gives DateAndTime now millisecond precision, but
> at the time the decision was not to harvest it. You may still find it
> useful, however:
>
> http://lists.squeakfoundation.org/pipermail/squeak-dev/2004-February/
> 074400.html
>
> Avi
>
>
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