Node **buckets = (Node**)calloc(bucketCount, sizeof(Node*));
Map Version Synchronicity (Important!): For HH-Routing to work correctly when a route crosses multiple map files (e.g., different countries or regions), all those map files MUST be from the same generation date (i.e., downloaded from OsmAnd around the same time, based on the same underlying OpenStreetMap data version and pre-calculation run).
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html = self.http_client.get(url)
Geometry — Circle, Rectangle, Polygon, Arrow, Arc, Star, Brace, and more
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太仓对德企和德国人士的吸引力何在？答案，就藏在这座小城精心打造的优质生态中。
offset += bytesToWrite;，更多细节参见heLLoword翻译官方下载