Displaying 4 results from an estimated 4 matches for "fooobj".
2004 Jul 30
0
Re: matrix subsetting (was: [R] as(obj,
Suggest you try R 1.9.1 patched. This is what I get on
Windows XP with that:
> matrixObj <- array(1:4, c(2,2))
> class(matrixObj) <- "matrix"
> fooObj <- matrixObj
> class(fooObj) <- "foo"
> fooObj[1:2]
[1] 1 2
> matrixObj[1:2]
[1] 1 2
> getAnywhere("[.matrix")
no object named '[.matrix' was found
> getAnywhere("[.foo")
no object named '[.foo' was found
>
> args("[.mat...
2013 Jan 28
1
parse/eval and character encoded expressions: How to deal with non-encoding strings?
Hi,
I am intending to save a path-describing character object in a slot of a
class I'm working on. In order to have the option to use "system.file" etc
in such string-saved path definitions, I wrote this
ExpressionEvaluator <- function(x){
x <- tryCatch(
expr=base::parse(text=x),
error = function(e){return(as.expression(x))},
finally=TRUE)
return(x)
}
This
2004 Jul 28
3
as(obj,"matrix")
Hi!
Here a simple example.
setClass("myclass"
,representation(info="character")
,contains="matrix"
)
rownames(dd)<-c("a","b")
tt<-new("myclass",dd)
#the source of pain.
as(tt,"matrix")<-matrix(1,3,3)
Error: length of dimnames [1] not equal to array extent
Is there a different way to do what I would like to do (I
2004 Jul 28
3
as(obj,"matrix")
Hi!
Here a simple example.
setClass("myclass"
,representation(info="character")
,contains="matrix"
)
rownames(dd)<-c("a","b")
tt<-new("myclass",dd)
#the source of pain.
as(tt,"matrix")<-matrix(1,3,3)
Error: length of dimnames [1] not equal to array extent
Is there a different way to do what I would like to do (I