Implementing a "pets finder" application
The previous recipe showed us how a map can be used to display live information, updated at a relatively high frequency, in a scenario where the user is passive in practice and just observes what a server is broadcasting. In this recipe, we want to explore a much more interactive scenario, where the information displayed on the map is provided by the users.
This application can be used to place the name and a picture of a pet that has been lost on a map. These details will be added to other users' maps in real time. Anybody observing the map could drag-and-drop any marker on a different position to notify that the pet was there. Finally, the user who first raised an alarm about a specific lost pet can declare ...
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