Home > macOS > Ruby/Tk Primer on the Mac, Part 2 Ruby/Tk Primer on the Mac, Part 2 Eugenia Loli 2004-08-01 macOS 1 Comment This is the second article in a multi-part series in which we use Ruby and the Tk toolkit to develop a GUI front end for the cron task scheduler. About The Author Eugenia Loli Ex-programmer, ex-editor in chief at OSNews.com, now a visual artist/filmmaker. Follow me on Twitter @EugeniaLoli One Response 2004-08-02 4:31 am Ugh. Terrible. Good for minimal front-ends ( a few buttons, a scroll list, a text object ) but nothing more. Hence, a waste of time since you hit a functional brick wall. And sadly it looks like it hasn’t changed much since I used it 10 years ago.