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...nde: r-cran-rpart (>= 3.1.20) mas n?o vai ser instalado Depende: r-cran-survival (>= 2.13.2-1) mas n?o vai ser instalado Depende: r-cran-vr (>= 7.2.8) mas n?o vai ser instalado Depende: r-cran-codetools mas n?o vai ser instalado E: Pacotes quebrados I dowloaded the R-2.7.0 and tried to compile with the command ./configure. But what appeared at the end was (after a bunch of other things): configure: error: --with-readline=yes (default) and headers/libs are not available What should I do? Hope you can help me. Sincerelly Daniel -----...

I did not post this question to the ecology list, even though it is about an analysis using Vegan, since my question is based more on basic data manipulation in R. I think this is a fairly simple question but for the life of me I cannot find a reference for in the archives. I have an analysis using a matrix in which I needed to strip the ID variable off the input data to run the analysis. Now I