[rrd-users] How would you handle this?
xyzhang at salesforce.com
Tue Apr 27 20:15:57 CEST 2010
thanks, Karl. the code is working , at least no error. but for some reasons, I don't see any line got drawed for the tick.
From: rrd-users-bounces+xyzhang=salesforce.com at lists.oetiker.ch [mailto:rrd-users-bounces+xyzhang=salesforce.com at lists.oetiker.ch] On Behalf Of Karl Fischer
Sent: Tuesday, April 27, 2010 11:07 AM
To: rrd-users at lists.oetiker.ch
Subject: Re: [rrd-users] How would you handle this?
Am 27.04.2010 19:39, schrieb Jeffrey Zhang:
> Hi Can anybody give me clue on -
> how can I draw a vertical line for time in X-axis which depands on
> the Y-axis value, e.g, at the time of Y=100?
> probably I should use VDEF but I don't know how to derive the time?
> A simple example would be great.
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