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Category: Personal

Bow Out Aug 2025

  • khoitsma
  • Blog Navigation, General, Observation, Personal
  • 0 Comments

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Beautiful Retro Rebuild — Windows↓ Linux↑ Dec 2024

  • khoitsma
  • General, Hardware, Kids (middle school and up), Personal, Software
  • 0 Comments

It was, originally, a Windows 7 machine. Bought in 2010.

Yesterday, I wiped the disk and installed 2024 Linux Ubuntu 24.04.1 LTS.

It’s now a 500GB Linux machine with a DVD drive, SmartCard slot

~~~

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My Father May 2024

  • khoitsma
  • History, Personal
  • 0 Comments
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Instant Access to all Posts

  • khoitsma
  • General, List, Personal
  • 0 Comments

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Introspection Sep 2022

  • khoitsma
  • Observation, Personal
  • 0 Comments

Course correction

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Ecclesiastes 12

  • khoitsma
  • General, Personal
  • 0 Comments

Fear God and keep his commandments, for this is the whole duty of man.

Eccl 12:13

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Older posts

Recent Posts

  • NotebookLM Cather Oct 2025
  • Minimal Footprint Dropdowns in Excel Oct 2025
  • Bow Out Aug 2025
  • Automated Foundation Rebar Drawing Aug 2025
  • Close Encounters in Batting Averages July 2025
  • 2D Engineering Interpolation Jun 2025
  • Lessons Learned (structural engineering) Apr 2025
  • Marimo Notebook Mar 2025
  • Fixed Fixed Beam with a Moment at any Point — Superposition Mar 2025
  • NotebookLM Feb 2025
  • Cantilever with a Concentrated Load at any Point — Castigliano’s 2nd Theorem Feb 2025

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Short Takes
My Dash apps

My GeoGebra app
What is the most general equation for the area of a triangle?
The Wait calculation
The incessant obsolescence postulate (IOP)
Barnard’s Star and the 'Wait Equation'
IOP counterargument
The amazing arbelos (only good on a real desktop)
Surprises found in the arbelos (1954)
Arbelos from Wolfram MathWorld
Circle Theorems
• Circle Theorems Marked
• Circle Theorems — Practice
Two Semicircles
Japanese temple geometry
★ Sister Celine — a beautiful life
★ John Lienhard IV on Ingenuity
★ Charles Stutzenbaker, Field Biologist
Neal Stephenson on the OS
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Tyler TX weather • 🌡 Steve Fitzgerald
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Tyler TX weather • graph month
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