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From: | raaj lokanathan |
Subject: | Re: Gpsd information showing as nan in application |
Date: | Thu, 26 Mar 2020 13:59:28 +0800 |
Just curious, why the gpsd is not handling the NAN values itself?Which means each time I develop a application I have to check for the NAN is it?--On Thu, 26 Mar 2020 at 1:38 AM, Gary E. Miller <address@hidden> wrote:Yo raaj!
On Wed, 25 Mar 2020 17:24:50 +0800
raaj lokanathan <address@hidden> wrote:
> Just would like to know the NAN is it something expected from gpsd?
Yes. Very intentional.
> Why is it getting NAN values?
NAN is the simplest way to mark a floating point value as invalid. It
save having to create a valid flag for each and every floating point
value.
Read up on IEEE 754.
RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
address@hidden Tel:+1 541 382 8588
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"If you can't measure it, you can't improve it." - Lord Kelvin
Thanks and regards,Raaj Lokanathan
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