Re: Reg: Restarting the lisp listner through lisp code

On Wed, 15 Feb 2006, David Tolpin wrote:
> Lisp has a garbage collector; but hash tables keep their entries forever, 
> unless you help them get rid of them.

    Something else to remember is the listener has a number
of special variables (*, **, ***) [1] which keep the results
of the last evaluation.  Their intent to to make it easy to
use the value of the last expression.

[1]> (+ 1 1)
2
[2]> (+ * 10) 
12

    If you return a large object, a reference might be held there.

[1] http://www.lisp.org/HyperSpec/Body/var_stcm_ststcm_ststst.html

harley.