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Presentation: How to Find Resilience Bugs in Systems that Don't Exist

Hillel Wayne discusses how formal methods principles - such as property strength, state-space verification, and environment assumptions - help software engineers uncover critical architectural bugs early. He shares practical mental models like "adversarial non-determinism" to reason about concurrency, edge cases, and distributed system failures without needing complex mathematical tools. By…

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KiCad vs EasyEDA vs Altium in 2026: Pick by the Job, Not the Hype

"Which PCB software should I learn?" gets asked every week, and the answers usually come from whatever the person answering happens to use.

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  • Altium Designer is feature-rich, subscription-based, and excels in complex high-speed designs.
  • KiCad is free, open-source, and powerful desktop software with expanding feature set.

Testing the business meaning of a Flutter staffing dashboard

A staffing dashboard helps an operator decide where attention is needed. Its usefulness depends on what its labels mean and whether the operator can act on them.

  • Dashboard tests clarify assignment vs presence distinctions
  • Regression test validates incomplete duty record display
  • Mobile usability tested through grid-based action interaction

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