in reply to
Perl debugger up/down key
Try installing Term::ReadLine::Perl. It worked for me.
Or, better yet, Term::ReadLine::Gnu -- it should automatically pick up the same input settings as bash.
The core point being that Term::ReadLine itself just provides an interface to the various real readline implementations, of which ::Perl and ::Gnu are probably the most popular.
By rote learning.
Via Genetic memory.
It's provided by my firmware.
I just remember them.
Thirty days hath September
My computer gets it right, usually.
I just ask someone else.
Someone punches me on the first of the month.
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