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testing
87 postsEvidence Graph turns skipped AI-agent requirements into compile errors
Evidence Graph is a ttsc lint plugin that forces AI coding agents to explicitly cite specs, turning skipped requirements into compile-time errors.
Merging Concurrent Agent Patches by Base Commit, Not Arrival Time
A deterministic merge protocol for concurrent AI coding agent patches, using base commit hashes, diff digests, and hunk ownership instead of arrival time.
Hooks that stop AI coding agents from claiming unverified reads
A hook-based kit blocks AI coding agents from editing unread files, enforcing scoped changes, consumer checks, and verified session handoffs.
CommitBrief — AI code reviews, right in your terminal
A provider-agnostic, local-first CLI that reviews your staged changes, a historic range, or a whole GitHub pull request. Zero telemetry, no server. Free and open source.
commitbrief.comBuilding an 8-Bit RPG With Zero Image or Audio Files
Pixel Quest is a browser RPG with no image or audio assets—sprites are painted from string grids and music is synthesized live via WebAudio.
How AI-Assisted Debugging Made jsdom 43% Faster for React Tests
Sentry engineers used AI-assisted debugging to fix three jsdom bottlenecks, making a React Testing Library suite 43% faster without changing any tests.
Bringing OS-Style Interrupt Handlers to Browser Automation
How a Cue-based interrupt-handler pattern fixes flaky browser automation scripts, with reliability safeguards and a compile-to-plain-code export.
How a shared JSONL file inflated our eval score to 0.94
A retrieval-based few-shot selector shared its index with the eval set, inflating accuracy from 0.79 to a fake 0.94. Here's the contamination check that catches it.
Loop Engineering: Fixing a Guardrail That Fired Wrong
How to fix a misfiring guardrail check in an agent loop without deleting it—why weakening checks silently disables real catches.
Differential Testing Exposes Native vs Generic XDP Behavior Gaps
An open-source differential harness compares native vs generic XDP frame bytes and verdicts, with a reproducible virtio/veth baseline on Linux 6.8.
PromptLedger v0.7 adds CI regression gates for prompt evaluation
PromptLedger v0.7 adds evaluation runs, metric comparisons, and policy-based regression gates for CI-safe prompt releases.