search for: thegeologician

Hi everyone! I'm digging into ggplot for some while now, I must say it's great! But - as some others have posted before, and hadley knows very well himself - the documentation is lacking some bits... So I have to pose that question directly: I'd like to produce a series of maps with different data on, but exactly the same extent in each plot. Is there a way of switching the

I would like to open OpenOffice (LibreOffice) .ods files in R. I've tried the ROpenOffice package from omegahat, but unfortunately, the read.ods() function attempts to use the values of the first column in a worksheet as row names, and thus does not allow duplicates in there (which, even more unfortunately, occur in my files). Also, the function does not allow to forward any other

Hi everyone, Hadley, it seems there's a bug in geom_ribbon() when using it in a log-scaled plot: d<-data.frame(x=c(1:20),y1=rnorm(20)+3,y2=rnorm(20)+5) p<-ggplot() p<-p+geom_ribbon(data=d,aes(x=d[["x"]],min=d[["y1"]],max=d[["y2"]])) p<-p+geom_line(data=d,aes(x=d[["x"]],y=d[["y1"]]),colour="blue")

Hi everybody! I'm trying to use ggplot2 to return a plot from a function (so I can add something or alter it then). Unfortunately, if I add a mapping to a layer in the function, the variable *name* is stored in the layer, rather than the variable's *value* - so that after the function returns the ggplot2-object, it doesn't plot because the variable don't exist in the