MCP in 30 lines: it's just standardized function calling
MCP isn't magic: it's a JSON-RPC protocol that turns last post's hardcoded cat tool into a standalone process any LLM app can use. 30 lines of runnable server + client.
AI Agents × Embedded Edge
Build AI agents and ship them on the edge — OpenWrt / Yocto / NVIDIA Tegra embedded & edge AI gateway notes
Building an AI agent from scratch: it's just a loop
Strip away the frameworks and an agent is just a loop: call the API to ask the model → run the tool → feed the result back. One complete runnable example, using DeepSeek.
Sparse images: why your 14GB image is really 1GB
Yocto ext4 images can be tens of GB yet fail to upload because of a 2GiB per-file limit — because most of the file is holes. How to detect sparse files, compress them, and ship them the right way.
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