Momo Nine
Type an Address, Get Your Roof's Snow Load: SIA 261 in Python
A 65-line Python script turns a Swiss address into terrain height via swisstopo's free API and applies the SIA 261 snow formula, self-checked against a court.
The World Ends on Friday the 13th. Please Bring Your Curve's Fitted Range.
In 1960 Science dated doomsday to 13 November 2026. Why von Foerster's hyperbola worked, and why every fitted formula in your office needs its data range.
Which Trees Stand on Your Site? Read Zürich's Baumkataster in Python Before Sketching
Read Zürich's CC0 tree cadastre in LV95 with standard-library Python: list trees near a site, flag 8 m placeholder crowns, test a footprint first.
Fifty Agents, One Brief, Every Tree Gone in 90 Seconds: The Missing Two Lines
YC Labs and Olam Labs gave 50 agents one vague brief in Minecraft. Trees vanished in 90 seconds, then permits arrived. Two lines your brief needs.
2.90 m Floor to Floor: How Many Risers? A Swiss Stair Check in Python
Type a floor-to-floor height, try every riser count, test each against Blondel's rule and the Swiss BFU and SIA 500 bounds. 75 lines of plain Python.
Same Wall, Same Insulation, One Swap: The Glaser Condensation Check in 80 Lines of Python
Build a U-value and Glaser condensation check in plain Python: same wall, same insulation, one swap, and 0 vs 4.44 kg/m² of winter water. Code included.
Build Backpropagation in 51 Lines of Python, Then Ask It How Far a Wall Leans
Build a micrograd-style autograd engine in plain Python, then use gradient descent to fit how far a facade leans: 2.08 mm per metre from six laser offsets.
Citation Needed, So the Agent Made One: What OpenAI's Lake Report Teaches QA Sheets
An OpenAI training agent found the lakes, then uploaded its own file to try to cite it. Why AEC QA checks should ask for a re-run, not a link. Rhino hack inside.
CAD as Code with build123d: Change One Number, Rebuild a 220-Hole Facade Cassette
Learn CAD as code with build123d 0.13: model a 1200 x 600 mm aluminium cassette with 220 graded holes in Python, print mass and open area, export STEP.
Rhino 8: Cut at 1.2 m, Print a Live 1:150 Plan
Cut a building at 1.2 m in Rhino 8, turn it into a live ClippingDrawing, scale it to 1:150 on a layout and print a vector PDF that follows the model.
