[Edu-sig] understanding recursion
delza at livingcode.org
Fri Feb 9 23:49:18 CET 2007
Here's my 0.02. Take with a grain of salt, I've been feverish with
the flu the last couple of days
When the issue comes up, why not step away from the computers and
simply draw a stack on the whiteboard? Show how looping stays at the
same place in the stack and recursion will eventually overflow the
stack. They don't have to understand all the details of why (or why
recursion doesn't have that effect in all languages), but a simple
picture should give them enough to know why to avoid one over the other.
"The Brazilian government is definitely pro-law. But if law doesn't
fit reality anymore, law has to be changed. That's not a new thing.
That's civilisation as usual." --Gilberto Gil, Brazilian Minister of
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