Hi!
How an I convert a Hash of Hashes to a array (table) (and vice versa)?
h[k1][k2][k3]... = value <=> a[i] = [k1,k2,k3,value]
#k1,k2,k3 = vars vor (many) keys; h.recursive_keys.flatten.length ==
a.length
- hoping s.o. understands, what I'm meaning 
thank you
Opti