Teaching Programming to a Highly Motivated Beginner (CACM) — I don’t think there is any better way to internalize knowledge than first spending hours upon hours growing emotionally distraught over such struggles and only then being helped by a mentor. Me, too. Not struggle for struggle’s sake, but because you have built a strong mental map of the problem into which the solution can lock.
Corona (GitHub) — Facebook opensources their improvements to Hadoop’s job tracking, in the name of scalability, latency, cluster utilization, and fairness. (via Chris Aniszczyk)
One Man’s Trash (Bunnie Huang) — Bunnie finds a Chumby relic in a Shenzhen market stall.