Help for this page
$board->is_threatened(7); # OK: 7 is an
$board->is_threatened('foo'); # Runtime error: foo is not an
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.
Results (211 votes),