Mastering Firebase For Android Development Epub (No Ads)

public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); FirebaseApp.initializeApp(this); } }

public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); FirebaseFirestore db = FirebaseFirestore.getInstance(); CollectionReference ref = db.collection("users"); ref.add(new User("John Doe", "johndoe@example.com")); } } mastering firebase for android development epub

import com.google.firebase.storage.FirebaseStorage; FirebaseFirestore db = FirebaseFirestore.getInstance()

exports.myFunction = functions.database.ref('users/{userId}') .onWrite((change, context) => { const userId = context.params.userId; const data = change.after.val(); console.log(`User ${userId} updated: ${data}`); }); CollectionReference ref = db.collection("users")

import com.google.firebase.database.FirebaseDatabase;

import com.google.firebase.auth.FirebaseAuth;

class User { private String name; private String email;