[R] fun.aggregate=mean in reshape

[Ricardo Rodriguez] Your XEN ICT Team webmaster at xen.net
Wed Feb 13 01:30:23 CET 2008


Charilaos Skiadas wrote:
>
> It tells you that a call to get was attempted looking for a variable 
> of mode "function", and such a variable was not found. The problem is 
> of course that the call tells you the variable is named "fun", while 
> you expected it to be named "mean". But it alerts to the fact that the 
> program was expecting a function in a place where it was given 
> something else, and there is only one place where you provide it a 
> function.
> Also, the fact that the call works fine without the fun.aggregate, or 
> with a different fun.aggregate, prompts to the problem being the word 
> "mean".
> Then typing "mean" followed by return would show you, instead of the 
> function body for  the function mean, something quite different.
> I have to admit that a cursory look at the code for cast does not 
> immediately tell me where "fun" shows up, however, so I am slightly 
> mystified by the error.

Thanks, Haris,

Of course your reasoning is clear and an in better knowledge about R 
will help me to better interpret its error messages in the future. But 
for an entry-level R user like me a conflict warning will be quite helpful.

All the best,

Ricardo

-- 
Ricardo Rodríguez
Your XEN ICT Team



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