Firebase For Android Development Epub — Mastering

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")); } }

Note that this guide is just a sample and you can always refer to the official Firebase documentation for more information. mastering firebase for android development epub

Firebase is a mobile and web application development platform that provides a suite of tools and services to help developers build, test, and deploy high-quality applications quickly and efficiently. Firebase was founded in 2011 and acquired by Google in 2014. 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.firestore.FirebaseFirestore;

class User { private String name; private String email;