HN
3D-Knitting: The Ultimate Guide (www.oliver-charles.com)

3D-knitting uses computerized Wholegarment machines to knit entire seamless garments from 3D digital designs, dramatically reducing waste and seams while enabling on‑demand customization, better fit, and improved durability. The article covers the technology’s origins (Shima Seiki), compares it to cut‑and‑sew/flatbed/circular methods, and highlights sustainability, production efficiency, and cost benefits.

3d-knitting fashion sustainability manufacturing
3 pts comments

Iran-linked hacktivist group Handala claims it executed a mass data-wiping attack against medical device maker Stryker—allegedly using Microsoft Intune to issue remote wipes—forcing office closures, device losses, and potential disruptions to healthcare supply chains. Security firms link Handala to Iran’s Ministry of Intelligence, and Stryker and hospitals are assessing the operational impact as investigations continue.

cybersecurity wiper iran healthcare
109 pts 31 comments
Avoiding Trigonometry (2013) (iquilezles.org)

Argues that trigonometric calls (sin, cos, acos, etc.) are often unnecessary inside 3D algorithms and demonstrates how dot and cross products (and simple algebraic identities) can replace them to compute orientations and rotations more robustly and efficiently.

computer-graphics linear-algebra optimization vector-math
13 pts comments
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