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A six-line edit made fifteen units stale. The freshness check was working correctly.
25+ min ago (530+ words) Every unit of this project carries a record of its last verification, and each record pins the configuration it was checked against by hashing it. If the configuration changes, the pin no longer reproduces and the record goes stale, which…...
Metrics You Get Without Writing Any
17+ min ago (1448+ words) A machine-written snapshot of one service counts 67 metric records. Six of them came from the service. The rest arrived with the runtime - and the rules for adding a new one are stricter than the rules for writing the code that…...
Salesforce Data Cloud: When Source!= Target
30+ min ago (623+ words) The source and target environments look identical. So why does the deployment fail? This was one of the most interesting problems I encountered while working on a Salesforce Data Cloud deployment. The architecture looked correct. The components existed in both…...
Our SSRF guard passed every test we ran — until a stranger's comment pointed out the test we never ran
30+ min ago (300+ words) Then I didn't follow up. The comment sat there for weeks. Going back to it tonight, the gap was worse than I'd worried. Five of our endpoints (redirect-trace, security-scan, security-headers, favicon, scrape) fetch a user-supplied URL. All five guarded against…...
Overcoming the Performance Tax in AI Safety: Engineering a Low-Latency Control Plane for Autonomous Agents
38+ min ago (668+ words) As enterprise AI systems move from single-turn retrieval-augmented generation (RAG) toward agents that plan, call tools, and modify external state, safety can no longer be treated only as text filtering. The goal is not to promise "zero overhead." The goal…...
Learning to Build with LLMs the Framework-Free Way
55+ min ago (367+ words) Hello, I'm Rijul, and I'm building LiveReview — a blast-radius aware AI code review built for your... Tagged with ai....
I published a benchmark that was entirely my own bug
1+ hour, 6+ min ago (898+ words) I built a small thing and then spent considerably longer trying to find out whether it worked. The trying-to-find-out is the part worth writing about, because for seven runs my measurement was broken in a way that produced confident, specific,…...
Swapping every model in a RAG
48+ min ago (44+ words) In the comparison articles (part 1 and part 2) I put my own RAG against five other systems. The... Tagged with ai, rag, llm, python....
Hi DEV, I'm Rob building OSPulse at Fortitude Omnis
1+ hour, 1+ min ago (783+ words) Hello all. I'm Rob. I build OSPulse at Fortitude Omnis Group Ltd, a small indie company taking on the VC-funded supply-chain names (Snyk, Sonatype, Socket) with no funding and no sales team. The product page is the whole pitch. What…...
The OOM killer stopped my acceptance check four times in two days. It was rebuilding the project to read a number.
1+ hour ago (606+ words) There is a step at the end of each work session that decides whether each unit of the project is accepted. It gathers, for every unit, whether its test suite passed, whether its checks are current, whether its documentation was…...