Not easy to produce cool looking graphs in R, but it can be done. The results of some messing around are above. Here is the code I used: [Read more...]

If you have a plot open and want to add a vertical line to it: abline(v=20) #Add vertical line at x=20 [Read more...]

gm(x) But this requires package heR.Misc so you might as well just use: exp(mean(log(x))) [Read more...]

rm(list = ls()) [Read more...]

for (i in 10:1) { print(i) } As easy as that. [Read more...]

Hello dear reader of R-bloggers, I am excited to inform you that R-bloggers has grown amazingly in the last few weeks. There are now 29 blogs participating and sharing their [Read more...]

A few weeks ago I needed to export a number of data frames to separate worksheets in an Excel file. Although one could output csv-files from R and then import them manually or with the help of VBA into Excel, I was after a more streamlined solution, as I would ... [Read more...]