Re: Repeated timeouts period

[Flavio Alberto Lopes Soares <flaviothunder terra com br>]

I saw this behavior occur in my application, what your sugestion to fix it ?

Thanks
Good Lucky

Nicolas George wrote:

> > you've already given a pretty good example of how to deal with this
> > problem properly.  something like: use the timeout to fetch the real
> > system time once every 999/1000's of a second.
>
>
> No, you are making a mistake here: having a 999ms timeout has just the same
> problem as having a 1000ms timeout: sooner or later, your timeout will fall
> in a pattern like that:
>
> time = 42.0003 -> clock updated to 42
> time = 42.9998 -> clock left to 42
> time = 43.9993 -> clock updated to 43, almost 1 second late
> time = 44.9988 -> clock updated to 44, almost
>
> One could round instead of truncating, but that leave up to half a second
> error, which do not suite me.
>
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