in reply to
Can't figure out the realtive ordering.
A hash is a set of unordered key/value pairs. If you do not change the hash, its ordering is stable. See keys and values for why this is important.
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 (210 votes),