Engineer · Trader · Writer
Listen to the world, extract what matters, share what I find.
Writing Notes & essays 20 posts
- 03-18 Pruning Your AI Workflow: A TikTok Summarizer Case
- 03-01 Nine Principles of Prompt Engineering
- 02-26 Nano Banana: Gemini Image Naming Decoded
- 02-08 Seven Tips for Using Claude Code
- Equity
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- Total return
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Products
Two macOS apps I use every day.
Tools
Built to solve my own problems, opened up to everyone else.
- Gemini Watermark Remover Upload a Gemini image, remove the visible bottom-right watermark locally, and download the result instantly.
- Card CLI Mockup A terminal-style card with direct in-place editing.
- JSON Diff Compare two JSON inputs with key sorting and highlighted diffs.
- MarkPix Turn Markdown into social cards with multiple themes and HD export.
- MarkWx Convert Markdown to WeChat-ready layout with themes and code highlighting.
- Timestamp Pro Convert between timestamps and dates with seconds, milliseconds, and ISO format support.
- X Long-form Card Turn long text into a 1080×1440 X-style mobile card with name, avatar, metrics, and optional screenshot.
Open source
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