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Show HN: Follow London Trains in 3D
实时3D追踪伦敦列车，轨道交通可视化新玩法，地图迷必看。
deck.gl based visualiser of the TFL Api + National Rails to be able to track (with minimal drift) a train along the way in London and to the nearest a…
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Show HN: Generate free golf yardage books from OpenStreetMap data
用OpenStreetMap数据免费生成自定义高尔夫球场码数书，支持树木标记和距离过滤，球场规划利器！
Hey HN, I'm sharing a tool I made to create yardage books for golf courses. I'd originally written a Python tool a few years ago that pulled data from…