Hey there R user! Where you ever jealous of how easy it is to create interactive programs in mathematica/python/matlab/etc compared to R? I certainly  was. Luckily,there is at least one library that gives R this functionality and it is called twiddler. The main command of twiddler is twiddle. Here’s the description. twiddle automatically creates a GUI for interactively manipulating variables in an R expression expr. … Continue reading Programming inter-activities in R with twiddler