jackdaniel, 1 month ago

Using handler-bind to have a sneak peek at inner workings of a non-graphical function (i.e sort):

https://turtleware.eu/static/paste/handler-sort.lisp

I'm sometimes using this technique to debug programs - it could be considered to be an evolution of printf-debugging :-)

#lisp #mcclim

ad-hoc visualization of insert-sort
visualization of sort