Mijia Camera Technology: A Complete Breakdown
A systematic breakdown of building an industrial-grade Mijia smart camera from three angles: hardware design, software architecture, and cloud services. Uses the PTZ indoor camera as the main thread.
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Deploy Deepseek Locally with Ollama and Integrate into VSCode
Run DeepSeek locally on macOS with Ollama and connect it to VSCode via the Continue extension for AI-assisted coding.
Introduction to the Matter Protocol
A comprehensive introduction to the Matter smart home protocol covering its data model, commissioning flow, comparison to Xiaomi MIoT SPEC, and the new camera support in Matter 1.5.
Deploying ComfyUI on macOS
A guide to installing and running ComfyUI on Apple Silicon Mac, including Python setup, PyTorch, dependencies, and troubleshooting.
An Algorithmic Synthesis Problem: Path With Minimum Effort
A walkthrough of LeetCode 1631 (minimax path) using binary search + BFS/DFS, union-find (Kruskal), and adapted Dijkstra.
Trip to Hong Kong
A personal travelogue covering transportation, accommodation, payment, communication, attractions, food, and impressions from a Hong Kong trip after winning a round-trip ticket from the "World of Winners" campaign.
The Essence of Apps and Mach-O Files
An app becomes a process when loaded. macOS executables use the Mach-O format with a Header, Load Commands, and Raw Segment Data (__TEXT, __DATA, __LINKEDIT). Fat Binaries bundle multiple architectures.
Introduction to HLS Protocol
A guide to HTTP Live Streaming (HLS) protocol covering its architecture, file formats (TS and fMP4), playback modes (VOD and live streaming), security with FairPlay, and practical setup using mediastreamsegmenter and ffmpeg.