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tstrasse
2011 Nov 02
1
difference between foo$a[2] <- 1 and foo[2,"a"] <- 1
...; foo$a[2] <- 1
Error in `$<-.data.frame`(`*tmp*`, "a", value = c(1, 1)) :
replacement has 2 rows, data has 1
> foo[2,"a"] <- 1
> foo
a b
1 1 2
2 1 NA
Thanks,
Rebecca Hiller
--
ETH Z?rich
Rebecca Hiller
Institute of Agricultural Sciences
LFW A2
Universit?tsstrasse 2
8092 Z?rich
SWITZERLAND
rebecca.hiller at ipw.agrl.ethz.ch
http://www.gl.ethz.ch/
+41 44 632 31 90 Telefon
+41 44 632 11 53 Fax