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2001 Jun 14
1
expand.model.frame() fails when subset is specified (PR# 979)
> Thanks. This is also present in the current pre-1.3.0. Your patch > looks correct, but I wonder if the default for "enclos" > should not be > environment(formula(model)) rather than parent.frame() as it is now? > > (And wouldn't it be better named "envir"?) Peter, I was merely making an incremental improvement, your suggestions provide
2009 Oct 23
5
Change positions of columns in data frame
Hi all, Probably a simple question, but I just can't find a simple answear in the older threads or anywhere else. I've added some new vectors as columns in a data frame using cbind(). As they're all put as the last columns inte the data frame, I would like to move them to specific positions. How do you do to change the position of a column in a data frame? I know I can use