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News
A Second AI Reviewed the First One’s Code for 30 Days. It Missed the Only Bug That Mattered.
1+ hour, 1+ min ago (172+ words) The author can’t review its own work — everyone agrees on that now. What nobody says out loud: a …...
Record why an approach was rejected—and when to revisit it
5+ hour, 33+ min ago (564+ words) Disclosure: I maintain Selvedge, an open-source decision-history tool. This article was prepared with AI assistance from Grok and Codex. The example below is hypothetical and uses plain Markdown; it does not require a particular product. A repository can show what…...
From SkillCheck to TraceMantle: Tracking Agent Skill Changes and Test Evidence
6+ hour, 48+ min ago (637+ words) I’ve renamed SkillCheck to TraceMantle and expanded its scope. The original project focused mainly on validating AI agent skill files. TraceMantle retains that functionality and adds support for tracking the files in a skill package, comparing changes, and checking whether…...
Playwright Chronicles: Crafting Elegant Automation in JS/TS from Scratch — Part 50: Mastering Git…
2+ hour, 35+ min ago (46+ words) Learn how to connect your automation project to GitHub with a step‑by‑step Git workflow. From creating a repository, initializing Git, staging files, committing changes, renaming the branch, adding a remote origin, and finally pushing code, this guide ensures…...
I ran my scanner against 5 real CVEs. It missed 4. Then I reverted my own fix.
12+ hour, 17+ min ago (657+ words) Why this post is different from the last one The last write-up in this series announced four tools. This one is about what happened when I stopped writing tests for my own tools and started checking one of them against…...
A CSV diff should reject duplicate IDs before it reports changes
13+ hour, 41+ min ago (105+ words) Authorship: this article and the linked toolkit were prepared by Codex on behalf of the account... Tagged with javascript, testing....
Postman Collection to MCP: From Requests to MCP Tools
14+ hour, 41+ min ago (720+ words) A Postman collection can be a surprisingly useful starting point for an MCP server. Many teams have Postman collections before they have polished OpenAPI documentation. The collection already contains working requests, paths, query parameters, headers, bodies, example responses, and authentication…...
A Screenshot Is Not an Agent Failure Artifact
14+ hour, 59+ min ago (593+ words) A screenshot of an execution tree looks useful in a pull request. It is also missing almost everything a skeptical reviewer should ask: Raw JSONL answers some of those questions and creates another problem: it may contain identifiers, attributes, or…...
We Measured 31,074 Commits Looking for the AI Cleanup Tax. It Isn’t There.
10+ hour, 54+ min ago (698+ words) Agent-authored commits pull a human back to the same file 73.3% of the time within 7 days. Human commits: 71.0%. 11 repos, measured 12 Sep 2026....
My freshness check went stale every time someone did the right thing
15+ hour, 6+ min ago (587+ words) We keep a register of rows that each cite a place in the codebase. A row is fresh while the bytes it cited are still there and stale once they move or change, so a citation can go red instead…...