search for: indooroopilli

Good day, I need to subset a data by removing several rows. I know the %in% operator, i.e. sub <- mydata[group %in% c("A","B","E","G"), ] What I need is the opposite, that is remove rows and/or columns. What is the operator for "NOT IN"? I tried (i)! %in% and (ii) ^%in% and both resulted in a "could not find function" error.

For various reasons, it suits our workplace to have a cygwin version of R. I am pretty sure that cygwin is still not a supported environment for R, but we have managed to compile R-2.5.1 under cygwin without too many dramas. Our procedure is described below. We still have a few problems compiling libraries without manually changing files from .so to .dll, but it seems ok. I was wondering

Good day, I'm ran aov () and lme() on a split-plot using a 64-bit machine. For aov() I don't see the values for ErrorA, F-value and p-value in the output. For lme(), output is different from results from a 32-bit. Please see codes used and corresponding output. Is my code wrong and/or not sufficient or is this a compatibility issue? ************** model1<-aov(Y~Main*Sub +

How about this. Its not as 'swish' as Doug's response, but it might be a little simpler to think about and adapt... # show the test vector > tmp [1] A B C B C A C B A A B Levels: A B C > # create a named vector to store the number of occurences of each level > index <- numeric(length=length(levels(tmp))) > names(index) <- levels(tmp) > index A B C [1] 0 0

Hi, I am using the scan function to read from a file. In general the syntax I am using is as follows: scan("myfile", list(a = "", b="", c="", d=""), sep=",") The file I am trying to read contains a #< in the 'd' field. When the file is read into an object, the d field comes as "" for that particular string. I