Avoid rbind()/cbind() conversion from numeric to factor

Question

I\'m trying to build a dataset before plotting it. I decided to use function factory gammaplot.ff() and the first version of my code looks like this:

Answer 1

If I use rbind or rbind.data.frame, the columns are turned into characters every time. Even if I use stringsAsFactors = FALSE. What worked for me was using

rbind.data.frame(df, data.frame(ColNam = data, Col2 = data), stringsAsFactors = FALSE)