Wilhelm Maritz
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My folder locker never locked anything

A Windows batch script I wrote in February 2025 hid a folder behind a Control Panel CLSID and called itself secure. It hid nothing that mattered, and one of its bugs stayed invisible for seventeen months.

Wednesday, July 22, 2026 | 6 min read Read
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Twelve things wrong, and the one I fixed first

A code review of a low-code automation that worked perfectly and could not be maintained. Finding the problems was the easy part. Deciding which one to raise first was the job.

Thursday, October 16, 2025 | 5 min read Read
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Low-code is not no-logic: expression thinking in Power Automate

Developers judge low-code platforms by their drag-and-drop layer and conclude there is no programming in them. The programming is in the expression language, one level down.

Saturday, October 4, 2025 | 3 min read Read
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