Continuous delivery is difficult, but if your applications are containerized with Docker you’re moving in the right direction to make things easier! Containers provide a ton of flexibility and portability, but they can become a nightmare once you realize the pain of container management. One thing to make it easier is to have a standard … Continue reading A Better Docker Container Tagging Strategy for CI/CD
Apache Spark is the the elephant in a room full of data processing engines, yet Spark does not supply a foldLeft() or foldRight() method on its RDD class. Strange right? Such a fundamental collection method. How could it be forgotten? Or, was this not an accident? scoreAverageByPlayer(), which would take an RDD, and return an RDD … Continue reading Why Spark can’t foldLeft: Monoids and Associativity.