I joined the AI Game Dev Org Discord server after using Claude Code to develop my own game. I expected to find a mountain of slop. Instead, I found a quiet community of developers sharing their work, playtesting each other's games, and giving each other honest feedback.
AI 究竟能顶得住吗？百度在财报中把 AI 新业务归为核心的背后，有一个无可忽视的大背景，那就是：百度依旧在遭遇其营收体量和利润层面的下滑困境。
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Lemon and the others initially arrested have pleaded not guilty to civil rights violations.
Quadtrees are everywhere spatial data exists. Mapping services use quadtree-like tile pyramids to serve map tiles at different zoom levels (Bing's quadkey system, for example, addresses tiles as base-4 paths). Game engines use them for collision detection and visibility culling. Geographic information systems use spatial indexes to store and query spatial datasets. PostGIS uses GiST indexes (R-tree-style) for spatial queries on geometries, while PostgreSQL's core supports quadtree-like SP-GiST indexes for certain data types like points.