Dick,<div><br></div><div>I had to do a double-take when I looked at your LAT/LON. Not used to seeing negative LAT and positive LON. Such is life in the US I suppose.</div><div><br></div><div>Anyway you said the program is working properly, correct? Is it possible you have an extra line at the bottom of your cities.txt file? That may throw off the counter. You should only get that error if you're trying to query an empty lat/lon pair. Thus it complains you're using the wrong syntax for that command. </div>
<div><br></div><div>Dan<br><br><div class="gmail_quote">On Tue, Mar 13, 2012 at 12:51 AM, Galebonwe Ramaphane <span dir="ltr"><<a href="mailto:GRamaphane@gov.bw">GRamaphane@gov.bw</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div lang="EN-US" link="blue" vlink="purple">
<div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Dick,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">If you have several cities to plot, you could use the attached
scipt. You also need a text file containing the world coordinates and corresponding
names of the cities.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> <u></u><u></u></span></p>
<div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">
<a href="mailto:gradsusr-bounces@gradsusr.org" target="_blank">gradsusr-bounces@gradsusr.org</a> [mailto:<a href="mailto:gradsusr-bounces@gradsusr.org" target="_blank">gradsusr-bounces@gradsusr.org</a>] <b>On
Behalf Of </b>Stephen McMillan<br>
<b>Sent:</b> Monday, March 12, 2012 11:36 PM</span></p><div class="im"><br>
<b>To:</b> <a href="mailto:dick@wismeijer.com" target="_blank">dick@wismeijer.com</a>; GrADS Users Forum<br>
<b>Subject:</b> Re: [gradsusr] City plotter - Dan Leins<u></u><u></u></div><p></p>
</div>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Dick,<u></u><u></u></p><div><div class="h5">
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">I believe the error is due to no values in your
world-coordinate variables. I get the same error you do, unless I
initialize lon.start and lat.start with real numbers. For example, try
running it again after adding this line before the query line (for example):<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal">lon.start=12.5;lat.start=45.2<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">Good luck<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt">Stephen Mc<u></u><u></u></p>
<div>
<p class="MsoNormal">On Mon, Mar 12, 2012 at 4:42 PM, D. Wismeijer <<a href="mailto:dick@wismeijer.com" target="_blank">dick@wismeijer.com</a>> wrote:<u></u><u></u></p>
<div>
<div>
<p><span lang="EN-GB">Hi Grads users</span><span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal"> <span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">The
following code delivers the error message described below. Any help to identify
the coding error would be appreciated.<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">Code:<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">'q
w2xy 'lon.start' 'lat.start<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">xx.start=subwrd(result,3)<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">yy.start=subwrd(result,6)<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal"> <span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">*Mark
each point with a period<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">*say
'This means x is 'xx.start' and y is 'yy.start<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">'set
string 1 c 10 0'<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">'set
strsiz 0.3'<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">'draw
string 'xx.start' 'yy.start+0.1' .'<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal"> <span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">Results
in:<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">Querry
Error: Syntax is QUERRY W2XY LonLat<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">Non-numeric
args to numeric operation<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal"> <span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">Any
help would be appreciated<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">Rgds<span lang="NL"><u></u><u></u></span></p>
<p class="MsoNormal">Dick<span lang="NL"><u></u><u></u></span></p>
</div>
</div>
<p class="MsoNormal" style="margin-bottom:12.0pt"><br>
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<p class="MsoNormal"><u></u> <u></u></p>
</div>
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