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25 Best Firebase Interview Questions and Answers - By Google!

Welcome to Firebase! Tools from Google for developing great apps, engaging with your users, and earning more through mobile. What is Firebase? What are Firebase Features? What Are the Advantages of Firebase? How to Setup Firebase Environment? What are Real-time Database? How To Configure Firebase Database Rules? How To Authenticate Using Google Sign-In with JavaScript in Firebase? How To Enable Email Authentication in Firebase? How To Enable Facebook Authentication in Firebase? How To Implements Security in Firebase? Does Google Search Index Multiple Languages In a Single App? What Are the Different ways of Filtering Firebase data? What Are the other Firebase Filtering methods? What Are the Types of Firebase Events? How To Authenticate users Anonymously in Firebase? How To Handle Firebase Connection? How To Host Apps on Firebase Server? Learn Google Maps, reCAPTCHA and Invisible reCAPTCHA What are Google Maps, JavaScript API and Types? Google Map W...

What Are the Types of Firebase Events?

There are different types of event available in the Firebase and some of the below even looks like - 1.      child_added event 2.      child_changed event 3.      child_removed  event Example for child added Event– var usersRef = firebase . database (). ref ( "users/" ); usersRef . orderByChild ( "name" ). startAt ( "Anil" ). on ( "child_added" , function ( result ) {         console . log ( "Start at filter - " + result . val (). name ); }); Example for child changed Event – var usersRef = firebase . database (). ref ( "users/" ); usersRef . on ( "child_changed" , function ( result ) {     var user = result . val ();     console . log ( "The updated user name is - " + result . name ); }); Example for child removed Event – var usersRef = firebase . database (). ref ( "users/" ); users . on ( "child_removed" , ...

How To Enable Email Authentication in Firebase?

Some of the following Steps are used to authentication Email in the Firebase i.e. Steps 1 – Click on Authentication tabs Steps 2 – Select User tabs under the Authentication Steps 3 –Click on “Add User” Button and fill the Email and Password in the email textbox and password text. Steps 4 - Finlay click on Add user button and see the identifier and authenticated user UID. You can copy and use this User UID in your apps to authentication. Example – var emailIds = "anil.singh@gmail.com" ; var password = "[password]" ; firebase . auth (). createUserWithEmailAndPassword ( emailIds , password )         . catch ( function ( error ) {              console . log ( error . code );              console . log ( error . message ); }); Stayed Informed - Firebase Tutorial for Android and IOS I hope y...

Firebase Tutorial for Android and IOS

What is Firebase? What are Firebase Features? What Are the Advantages of Firebase? How to Setup Firebase Environment? What are Real-time Database? How To Configure Firebase Database Rules? How To Authenticate Using Google Sign-In with JavaScript in Firebase? How To Enable Email Authentication in Firebase? How To Enable Facebook Authentication in Firebase? How To Implements Security in Firebase? Does Google Search Index Multiple Languages In a Single App? What Are the Different ways of Filtering Firebase data? What Are the other Firebase Filtering methods? What Are the Types of Firebase Events? How To Authenticate users Anonymously in Firebase? How To Handle Firebase Connection? How To Host Apps on Firebase Server? What is Firebase? According to official documentation - “Firebase can power your app's backend, including data storage, user authentication, static hosting, and more. Focus on creating extraordinary user experiences. We will take ca...