Archive

2026

1. 10.25 muse.ai Email Approval Cards Getting Skipped: Moving a Chrome Extension From Button Text to React Data Engineering
2. 10.25 Two Minutes to Publish: Moving a Static Astro Blog to Rendering on Cloudflare Workers Engineering
3. 10.06 Can You Trust a Backtest? Five Pitfalls, From TradingView Understating Drawdown to Lookahead Bias Investing
4. 10.06 TradingView Webhooks to Binance Auto Orders: A Relay and Exchange-Side Stops for a BTC Daily Strategy Engineering
5. 10.06 The Reconciliation Alert Fired Twice: Missed and Double-Counted Interest When Bitfinex Positions Switch Sides Engineering
6. 10.06 Claude Code Triaging Sentry Alerts Read-Only: Locking It Down With --allowedTools, and the Pitfalls Engineering
7. 10.04 Clickable Bands in Claude Code Mods: API Limits Shape the Design, and What leftovers Still Can't See Tools
8. 10.03 React Number Input Pitfalls: Clearing Saves 0, Typing e in type=number Empties It Engineering
9. 10.03 High Coverage, Still Missing Tests? Using the CRAP Metric to Find the Functions That Need Them Most Engineering
10. 10.03 Catching Dependency Cycles in Rust and TypeScript: A Homemade Module Scanner With Layering Rules in CI Engineering
11. 10.03 Claude Code Mods From a Month of Session Logs: Five Bands, Status Line Items, and Commands Tools
12. 10.02 Guarding main When AI Agents Open PRs in Parallel: GitHub Required Checks, a PROD Preflight, and a Merge Script Engineering
13. 10.02 Automating a Bitfinex Lending Rate Report: A Claude Code Routine Opens a PR, a Human Merges It Tools
14. 10.02 Claude Code /code-review on an Entire Frontend: The Four Most Instructive Kinds Among 70-Plus Findings Engineering
15. 10.02 A JWT Expiry Race, 2FA Copy, and Client-Side Password Encryption: Three Account Security Fixes Engineering
16. 10.01 Lighthouse Timing Out on a Next.js Site? The Cause Was One Unread Response Body Engineering
17. 10.01 SEO for a New Domain: Checking Search Volume With Self-Hosted OpenSEO Before Writing Long-Tail Guides Engineering
18. 10.01 Image Models Can't Write Chinese Text: AI Illustrations, and HTML Plus Playwright for Figures Tools
19. 10.01 Designing a SaaS Admin Console: Kill Switches, Broadcasts, and Telegram Notification Channels Engineering
20. 10.01 Speeding Up Rust and Next.js CI on GitHub Actions: From 11.5 Minutes to 1.5 on a 2 vCPU Runner Engineering
21. 09.30 Should You Change a Trading Strategy While Losing? Coding the Review Process, and 13 Variants That Failed Engineering
22. 09.30 A Crypto Trend Strategy Backtested at 240x Lost 10.7% in 2.5 Days of Paper Trading: Survivorship Bias in the Coin List Investing
23. 09.30 Publishing a Chrome Extension to the Chrome Web Store, Plus a Cross-Platform One-Line Install Script Engineering
24. 09.30 Auto-Approving muse.ai Cards With a Chrome Extension: From Allow-All to a Trust List Engineering
25. 09.30 SaaS Billing After Performance Fees: Plan Limits, Promotions, and Suspension in a Flat Subscription Engineering
26. 09.30 Code Review After Porting Java to Rust: 15 Findings, 6 Bugs Carried Over From Java Engineering
27. 09.29 Migrating From Java Spring Boot to Rust: Memory From 734 MiB to 32 MiB in One Cutover Engineering
28. 09.29 Running Two LINE Accounts on One iPhone With LiveContainer: Three Free Apple ID Pitfalls Tools
29. 09.28 GPT as a Read-Only Reviewer for Claude Code: Adversarial Review With Pi Tools
30. 09.27 QQQ or SPY? Why I Dollar-Cost Average Everything Into QQQ on IBKR, and the Drawdown I Accept Investing
31. 09.27 Market Timing vs Buy and Hold: Backtests Across Taiwan and US Stocks, Futures, and Crypto, and None Beat Holding Investing
32. 09.22 Profitable in Simulation, Losing Live: An Honest Dry Run and Testing an AI Trading Model's Hit Rate Investing
33. 09.22 A Full-Site Redesign With Design Tokens: AI Scores Make a Bad Gate, and One PR Reskinned 90% Engineering
34. 09.21 An AI Trading Bot on Monad Mainnet: Requoting Every 300ms Costs Ten Times More Gas Than the Spread Engineering
35. 09.21 Does Naked Candlestick Trading Work? Backtesting 1,026 Taiwan Stocks, It Lost to Random Entries Out of Sample Investing
36. 09.21 Google Only Saw a Spinner on a Static Next.js Export: Multilingual Prerendering and robots.txt Fixes Engineering
37. 09.15 Can Predicting Bitfinex Lending Rate Spikes Pay? Out of Sample It Kept About 10bp, So I Passed Investing
38. 09.11 How Long Should You Lend on Bitfinex? Backtesting 2-, 30-, and 120-Day Lending and the Lock-Up Risk Investing
39. 09.11 Bitfinex Lending's Hidden Clock: A Batch Auction Every 20 Minutes Investing
40. 05.20 From a FastAPI Script to a Spring Boot SaaS: Rebuilding My Bitfinex Auto-Lending Platform Engineering