Firebase For Android Development Epub: Mastering

public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); FirebaseDatabase database = FirebaseDatabase.getInstance(); DatabaseReference ref = database.getReference("users"); ref.setValue("Hello, World!"); } }

You can download the ePub version of this guide from the following link: [insert link] mastering firebase for android development epub

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}`); }); FirebaseDatabase database = FirebaseDatabase.getInstance()

public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); FirebaseApp.initializeApp(this); } } DatabaseReference ref = database.getReference("users")

import com.google.firebase.storage.FirebaseStorage;

import com.google.firebase.firestore.FirebaseFirestore;