The amino acids and stop signals that are coded for by each of the possible codons code example

Example 1: which gopros have the same form factor and port alignment

See:
https://en.wikipedia.org/wiki/GoPro

Example 2: Return the Cartesian product of this RDD and another one, that is, the RDD of all pairs of elements (a, b) where a is in self and b is in other.

rdd = sc.parallelize([1, 2])
sorted(rdd.cartesian(rdd).collect())
# [(1, 1), (1, 2), (2, 1), (2, 2)]