Displaying 2 results from an estimated 2 matches for "showlist".
2010 Mar 22
7
How to reference a select_tag within a form
...of vendor-names immediately under my Vendors
textbox, which worked great as far as I was concerned. Then I tried
to turn it into a real drop-down:
1. I added style="display:none" to the div so that the drop-down was
hidden when the page opened
2. I added <%= button_to_function("ShowList",
%<page.toggle :vendor_droplist> ) %> following the text_field
Hiding the drop-down worked, but the button failed to restore it.
Validating the resulting HTML revealed the a div is not permitted in
the scope of a form.
To solve this I removed the <div> opening and closing ta...
2011 Apr 27
1
Attempting to access an R list from within C code
...wing code gives an
'address (nil), cause unknown'
error:
R Code:
dyn.load("thelib.so")
list1<-list(c(1:3),c(11:13),c(21:23))
listLen<-length(list1)
.C("myfunc",list1,listLen)
C Code (kept in file thelib.c, compiled on Ubuntu x64
machine using R2.13.0):
void showList(SEXP *obj, int *size)
{
SEXP *locObj=obj;
int i;
for(i=0;i<*size;i++){
Rprintf("Entry is %d: value is %f",i,REAL(*locObj)[1]);
*locObj=CDR(*locObj);
}
return;
}
Any help is greatfully appreciated!
Best wishes,
Dr. Cormac Long.
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