Hi,
I guess this might be a FAQ or something, and there's probably a nice
simple way to do it, but I can't think of it:
Given a matrix, I want to remove columns that are _entirely_ filled with
NAs (partial NAs are fine).
How please?
Thanks,
Martin
data - data[ , !apply(is.na(data), 2, all)]
(or something like that)
G.
On Thu, Feb 14, 2008 at 12:59:46PM +, Martin Waller wrote:
Hi,
I guess this might be a FAQ or something, and there's probably a nice
simple way to do it, but I can't think of it:
Given a matrix, I want to
On 2/14/2008 7:59 AM, Martin Waller wrote:
Hi,
I guess this might be a FAQ or something, and there's probably a nice
simple way to do it, but I can't think of it:
Given a matrix, I want to remove columns that are _entirely_ filled with
NAs (partial NAs are fine).
How please?
, 2008 1:59 PM
Subject: [R] Removing columns that are all NA from a matrix
Hi,
I guess this might be a FAQ or something, and there's probably a
nice
simple way to do it, but I can't think of it:
Given a matrix, I want to remove columns that are _entirely_ filled
with
NAs (partial NAs
On 14-Feb-08 12:59:46, Martin Waller wrote:
Hi,
I guess this might be a FAQ or something, and there's
probably a nice simple way to do it, but I can't think of it:
Given a matrix, I want to remove columns that are _entirely_
filled with NAs (partial NAs are fine).
How please?
Thanks,
5 matches
Mail list logo