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WebControl cache. When you share a hosted feature layer or secure ArcGIS Server web service layer with stored credentials with the public, ArcGIS Online uses a content delivery network (CDN) to optimize the layer's performance and reduce server load.. As you pan the map and interact with the layer, the app requests data. The CDN caches the information … WebNov 22, 2024 · Environmental data layers and imagery layers. Data includes Air Quality, Beaches and Ocean, Geology, Recreation and Parks, State Lands and Conservation, … shows on tlc about little people
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