Waterbear is a toolkit for creating drag-and-drop programming languages, with some example languages you can play around with and learn from. The goal is to make it easy to wrap other existing languages with Waterbear blocks to create draggable, snappable syntaxes for them.
Y. Pan, S. Caudill, R. Li, и K. Caldwell. Computer methods and programs in biomedicine, 117 (2):
292-7(ноября 2014)Mesures de contrast; Proves no paramètriques; SAS; R; Software estadístic.