IDEAS, DECISIONS & LESSONS
Notes on AI, architecture and building useful products.
41 articles
30 Sep 2026 · 4 min read
ai-agents
1,107 attack attempts, 49 findings, 3 new detection rules. But the number that should change how you test security is the one Cloudflare almost buried: category diversity beat attempt count, every time.
Read more13 Sep 2026 · 5 min read
agentic coding
Claude Code v2.1.269 adds claude plugin eval — six grader types, a no-plugin baseline, and CI flags like --threshold and --max-cost-usd. A Tech Lead's walkthrough of what it fixes and how to wire it into a release gate.
Read more25 Aug 2026 · 4 min read
ai-agents
Microsoft's new agent benchmark stopped grading transcripts and started checking database state instead. A 65% first-try success rate that collapses to 25% over 20 tries should change how technical leads think about agent reliability testing.
Read more11 Aug 2026 · 5 min read
agentic coding
Thoughtworks ran a controlled experiment on TDD inside an AI agent loop: red-green cycles cost up to 8.5x more tokens than spec-first prompting, and blind quality judging preferred the non-TDD output. Here's what that means for how you should actually prompt coding agents.
Read more23 Jun 2026 · 4 min read
agile
Master the English phrases and structure for writing professional bug reports — the QC vocabulary every Vietnamese developer needs for international teams.
Read more22 Jun 2026 · 5 min read
agents
When AI agents write their own mocks, green tests prove only internal consistency — not correctness. A tech lead's guide to closing the verification gap before it costs you a production incident.
Read more10 Jun 2026 · 8 min read
agile
A vague bug report gets deprioritized or misunderstood. A well-written one gets fixed. Here's the English structure for defect reports that developers actually act on — plus the vocabulary for sprint defect discussions, triage calls, and status updates.
Read more28 Mar 2026 · 6 min read
bug-report
A practical guide for Vietnamese QA engineers and developers to communicate clearly in English — covering bug reports, test case writing, and professional review comments.
Read more26 Mar 2026 · 5 min read
bug-reports
Practical English phrases and templates for QA engineers — how to write clear bug reports, professional test cases, and constructive review comments in international teams.
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