ay, 11 August 2010 12:21 PM
To: egg...@gmx.net; r-help@r-project.org
Subject: [ExternalEmail] Re: [R] TRUE FALSE issue
> with(a, Samples[apply(a[,-1], 1, any)])
[1] S2 S4
Levels: S1 S2 S3 S4 S5
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
> with(a, Samples[apply(a[,-1], 1, any)])
[1] S2 S4
Levels: S1 S2 S3 S4 S5
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Alexander Eggel
Sent: Wednesday, 11 August 2010 12:05 PM
To: r-help@r-project.org
Subject: [R] TRUE FA
On Aug 10, 2010, at 10:16 PM, Erik Iverson wrote:
On 08/10/2010 09:04 PM, Alexander Eggel wrote:
How can I extract the samples (S1-S5) containing a TRUE value in
their row?
Solution should apply to a much bigger data frame.
a
Samples A B C D . . .
1 S1 FALSE FALSE FALSE FALSE
2 S2 FALSE F
On 08/10/2010 09:04 PM, Alexander Eggel wrote:
How can I extract the samples (S1-S5) containing a TRUE value in their row?
Solution should apply to a much bigger data frame.
a
Samples A B C D . . .
1 S1 FALSE FALSE FALSE FALSE
2 S2 FALSE FALSE NA TRUE
3 S3 FALSE FALSE FALSE FALSE
4 S4 FALSE TR
How can I extract the samples (S1-S5) containing a TRUE value in their row?
Solution should apply to a much bigger data frame.
> a
Samples A B C D . . .
1 S1 FALSE FALSE FALSE FALSE
2 S2 FALSE FALSE NA TRUE
3 S3 FALSE FALSE FALSE FALSE
4 S4 FALSE TRUE FALSE FALSE
5 S5 FALSE FALSE FALSE FALSE
.
.
.
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