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News
The browser-training speedup was a curve, not one headline number
2+ hour, 29+ min ago (147+ words) The WebGPU path did not have one honest speedup number. Against multithreaded WASM SIMD, the measured improvement was 2.6 times on the Small preset, 6.8 times on Medium, 9.3 times on Large, and 12.1 times on XL. Loss drift ranged from 1.1% to 2.5% across the same…...
Can a Local Coding Model Save You Money?
7+ hour, 34+ min ago (154+ words) The practical question is whether avoiding a hosted inference charge still looks economical after the machine, electricity, maintenance, review time, and fallback calls enter the calculation. The measurements cover task outcomes, elapsed time, and API charges. The worksheet leaves equipment,…...
AI Coding Tip 036 - Watch for AI Intrusion Nobody Granted
4+ hour, 13+ min ago (1816+ words) I’m a sr software engineer specialized in Clean Code, Design and TDD Book "Clean Code Cookbook" 500+ articles written Deny by default, or watch your API become someone else's playground. TL;DR: Give every AI agent only the access its task…...
My Harness Used One Label for Three Different Failures.
4+ hour, 42+ min ago (1083+ words) Three fixtures, three separate calls into the same reducer. Here is the complete failure_reasons each one returned, unedited: These are minimal fixtures with no sandbox event and no tool response, so the first and last codes fire in all three and…...
Compliance Event Dispatch: Auditable Email and SMS API Backoff Without Duplicate Sends
4+ hour, 54+ min ago (661+ words) Short answer: put compliance notices on a queue, assign one stable idempotency key per notice and channel, and record every attempt before any email or SMS API call. For a B2B SaaS compliance notice, choose the middle row. It adds one…...
Giving an AI Agent a Real Sandbox: Filesystem and Network Jail, in Java
6+ hour, 5+ min ago (733+ words) Ask a coding agent to run a build, and you have just handed a language model the ability to cat ~/.ssh/id_rsa. Prompt-level instructions like "do not read sensitive files" are not a security boundary — they are a suggestion to a…...
The Flaw Is That It Waits
3+ hour, 2+ min ago (148+ words) Most trading infrastructure answers questions. The harder problem is knowing which question to ask, and when. Here’s a thing that sounds obvious and gets ignored anyway: a …...
# The Suspiciously Round Number That Stopped Me Cold
7+ hour, 28+ min ago (232+ words) I was pulling data from SAP through an OData API — every Internal Order from 2020 to today. The response came back with exactly 1000 rows. Not 987, not 1214. A clean, round 1000. Was I happy? No. I got suspicious. In data work, a number…...
Knowledge and features - Lua CLI
11+ hour ago (641+ words) Knowledge and features Lua AI Fetch the complete documentation index at: /llms.txt Use this file to discover all available pages before exploring further. How knowledge and features reach the model Knowledge is a list of resources on the agent....
Time Series Demystified Part 7
3+ hour, 53+ min ago (1264+ words) Beyond ARIMA; How STL Decomposition Handles What Classic Models Miss When I started my flu forecasting project, I did what most analysts do first. I tried ARIMA. It’s …...