Technical notes about past publications and work by Darrell Ulm including Apache Spark, software development work, computer programming, Parallel Computing, Algorithms, Koha, and Drupal. Source code snippets, like in Python for Spark. Retrospective of projects.
Research Paper, Darrell Ulm: "Solving a Two-Dimensional Knapsack Problem on SIMD Computers"
Paper concerning a SIMD solution to a 2D cutting stock - operations research problem.