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  • Galactic Puzzle Hunt 2019: Reflection

    April 8 2019

    A reflection on organizing a puzzle hunt team.

  • Python C Extension Module Corruption

    June 23 2018

    In which a segfault in cPython is caused by an interesting interaction with shared modules on Linux.

  • Synchronized Music on micro:bits

    February 24 2018

    How I made a mesh network of BBC microbits play music.

  • Finding Good Answers Quickly

    October 8 2015

    An introduction to Hufflepuff, a beam search library for Python.

  • Solving Problems Badly

    October 3 2015

    A story from the NCSS Challenge of how sometimes the simple, “terrible” option is best.

  • Introducing vipdf

    March 9 2014

    A tool for PDF presentations with vi-inspired keybindings.

  • Python: Wat

    March 8 2014

    Some strange-at-first-glance Python code.

  • Introducing gst-launch-dynamic

    April 5 2013

    A tool which allows modifying GStreamer pipelines at runtime.

  • Blackmagic DeckLink, ConsoleKit and TTYs

    February 19 2013

    In which a statically-sized buffer is too small.

  • Shell startup scripts

    February 17 2013

    A description of the startup behaviour of several shells, with an instructive diagram.

© Peter Ward