How to consult the email Grads users database.
hersala
hersala at GMAIL.COM
Tue Apr 14 11:03:49 EDT 2009
Dear James,
Could you send me please the link to this email database. Surely it will
save a lot of time to many of us.
Thank you.
Hernán.
2009/4/13 James T. Potemra <jimp at hawaii.edu>
> May I add to Arlindo's response and remind everyone that these emails
> are archived in a database, and this database becomes almost useless
> with subject lines such as "Please help", or "question", etc. I'm sure
> many mail filters, human and otherwise, delete these on receipt. Please
> try and use a subject line that is somewhat meaningful; this will save
> time in the future for those who search the archive. Thanks,
>
> Jim
>
> Arlindo da Silva wrote:
>
>> On Mon, Apr 13, 2009 at 11:59 AM, Christopher Blossom
>> <blossom002 at student.wcsu.edu <mailto:blossom002 at student.wcsu.edu>> wrote:
>>
>> To all:
>>
>>
>>
>> I have a couple of questions: when I use
>> rc=write(Jan1979.ctl, dset Jan1979.dat), I get the following
>> message: Syntax Error: Invalid Operand
>>
>> 'write' not a variable or function name
>>
>> Error ocurred at column 1
>>
>> DEFINE error: Invalid expression.
>>
>> Why does that happen?
>>
>>
>> How much of the User's Guide have you read?
>>
>> http://grads.iges.org/grads/gadoc/users.html
>>
>> I suspect you are entering GrADS scripting syntax at the "ga->"
>> command line; this is a very common mistake we always make when we are
>> starting with grads. Review the User's Guide, there is a lot of useful
>> information there.
>>
>>
>> I am running grads OPeNDAP
>>
>>
>> There are some guidelines under
>>
>> http://grads.iges.org/grads/users.html
>>
>> for submitting questions to gradsusr. These are important so that we
>> know exactly which version of the software you are running. For
>> example, "grads OPeNDAP" does not give us nearly enough information to
>> know what you are running.
>>
>>
>>
>> Additionally, I looked at
>>
>> http://nomads.ncdc.noaa.gov/dods/NCEP_NARR_DAILY/197901/197901/narr-b_221_197901dd_hh00_000.info
>> <
>> http://nomads.ncdc.noaa.gov/dods/NCEP_NARR_DAILY/197901/197901/narr-b_221_197901dd_hh00_000.info>
>> and
>> saw some asterisks. When I put down d weasd3hr, I got the
>> following error message:gancgrid error: unable to allocate memory
>> for grtmp grid storage
>>
>> grid size = xlen * ylen * zlen * tlen * elen = 28 * 28 * -999
>> * 1 * 1
>>
>> Data Request Error: Error for variable 'weasd3hr'
>>
>> Error ocurred at column 1
>>
>> DISPLAY error: Invalid expression
>>
>> Expression = weasd3hr.
>>
>> Why was that?
>>
>>
>> The error message "unable to allocate memory" means just that: your
>> computer is running low on memory. Close some applications or add some
>> more RAM. There is also some chance that there is a bug in GrADS that
>> is causing it to tun out of memory. We would need more information in
>> order to diagnose that.
>>
>>
>> Finally, I have the CD.
>>
>>
>> Hmm. CD? Which CD is that? How am I suppose to know?
>>
>> As a general rule, I think it is very important for us to share our
>> knowledge with new users but there are some basic "Netiquete" rules
>> that we all need to be attentive to, e.g.,
>>
>> http://www.livinginternet.com/i/ia_nq_basics.htm
>>
>> In particular, "research before you ask" and always review your
>> message asking yourself: am I providing enough information for someone
>> to be able to understand and ideally reproduce my problem?
>>
>> Arlindo
>>
>> --
>> Arlindo da Silva
>> dasilva at alum.mit.edu <mailto:dasilva at alum.mit.edu>
>>
>
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