[R] Help with cast/reshape

I realize that this is terribly basic, but I just don't seem to see it at this moment, so I would very much appreciate your help. How shall I transform this dataframe: > df1   Name Index Value 1    a 1   0.1 2    a 2   0.2 3    a 3   0.3 4    a 4   0.4 5    b 1   2.1 6    b 

[R] Help with indexing

Dear R Helpers, I am missing something very elementary here, and I don't seem to get it from the help pages of the ave, seq and seq_along functions, so I wonder if you could offer a quick help. To use an example from an earlier post on this list, I have a dataframe of this kind: dat = data.fr

[R] Help needed to clarify hclust and cutree algorithms

f distance). In this way the value listed after the last entry in cluster 1 will be the closest in distance to the members of cluster1. Can I use only the results of these functions (and how), or do I need to do other data manipulation (and if so what exactly) to make sure the output compli

Re: [R] Help with reshape/reShape and indexing

To all of you who answered me: Thank you so much! Each approach taught me something new and I really appreciate your help! Best regards, Dana Sevak __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the

[R] Help with reshape/reShape and indexing

olumn, I think I could accomplish this with: df2 = reShape(df.index$X1, id=df.index$Name, colvar=df.index$Index) colnames(df2) = c("V1", "V2", "V3") However, is there a way to get to df2 without using the Index column and still have the NAs written as described