These essays are pertinent today and most of the code ought to work with an obvious exception: the Windows-based GUI code circa J 4.01.
https://code.jsoftware.com/wiki/NYCJUG/2020-12-08#Learning_and_Teaching_J -- Devon McCormick, CFA Quantitative Consultant ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
