This is Erduo's personal site for engineering writing, practical tools, and selected projects.
In computer science, this is called pruning. Through a complete iterative process of building a TikTok video summarization tool, learn how to optimize AI workflows to the extreme using pruning thinking.
Nine efficient principles summarized from four prompt engineering whitepapers: from efficiency formulas to pipeline splitting, from XML tags to parameter configuration—transforming prompts from one-time conversations into reusable assets.
Explaining the version numbering logic of Google's Gemini Image series (Nano Banana), and why Nano Banana 2 didn't surpass Nano Banana Pro.
From Plan mode to Sub-fractal Architecture, from MCP retrieval to Agent collaboration—seven battle-tested tips to double your Claude Code efficiency.
Upload a Gemini image, remove the visible bottom-right watermark locally, and download the result instantly.
Convert between timestamps and dates with seconds, milliseconds, and ISO format support.
