12. Memory is the new disk,
disk is the new tap
-Jim Gray
15. function map(fn, a){ function reduce(fn, a, init){
for (i = 0; i < a.length; i++){ var s = init;
a[i] = fn(a[i]); for (i = 0; i < a.length; i++)
s = fn( s, a[i] );
} return s;
} }
(Joel on Software)
17. ? NoSQL Databases: Why, what and when
? NoSQL生态系统