John Mount explains seplyr and why it can be better for certain use cases than dplyr:
seplyris adplyradapter layer that prefers “slightly clunkier” standard interfaces (or referentially transparent interfaces), which are actually very powerful and can be used to some advantage.The above description and comparisons can come off as needlessly broad and painfully abstract. Things are much clearer if we move away from theory and return to our practical example.
Click through for a great example, and also read John’s comment on the Pascal-style assignment operator he uses.