How do I read from firestore?

To read a single document, we can use DocumentReference’s get() method that returns a Task<DocumentSnapshot> , while reading multiple documents from a collection or Query, we can use Firestore Query’s get() method that returns an object of type Task<QuerySnapshot>. Both methods read the data only once.

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How does authentication work in Flutter?

Upon completion of the sign-in transaction, the users authenticate with the authorization server and return to the application . Inside the AuthorizationTokenResponse result object, you receive three tokens: accessToken : an OAuth 2.0 artifact that allows the application to call secure APIs on behalf of the user.

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