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Questions tagged [firebase]

Firebase is a serverless platform for unified development of applications for mobile devices and for the Web. It uses the NO-SQL structure as opposed to RDBMS.

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How to store json fetched data in firestore database in flutter?

I using the below code is being successfully implemented to fetch the nested element i.e. firstName of the JsonObject in flutter, All I want to do is that to allocate the fetched JsonData to the ...
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Android Studio Value Event Listener for Firebase Data

I am new to Android and Firebase in general but I have searched a long time and did not find an answer to my question working in my case. I want to set up an Android project with a firebase connection....
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How to update the package name in existing flutter app which is using firebase and firebase functions in the project?

I want change the package name in flutter, for the existing project which is using firebase and firebase cloud functions in the project. According to this article, Click here for the article I have ...
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delete files from firebase storage in flutter

I have been searching all around the web for how to delete files from Firebase Storage. How I delete files from the storage? This is how I upload the file. static Future<String> uploadPost(File ...
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Swift How to report live location to another iOS device [closed]

I'm trying to report live location in my app. So the first user while traveling will report his location to another device. I thought to set an interval, let's say every 10 min and then to update a ...
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Do Firebase FIrestore Listeners unsubscribe when app is closed?

I have an app, that listens to the firestore realtime snapshots. I wanted to ask whether closing the app would unsubscribe all listeners? If not then how to unsubscribe all firestore listeners when ...
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Get a trigger on page visit?

It's so simple yet i can't figure it out. I would like to write to DB on page visit (without Google Analytics). I would like to do it on server side. Since there is no trigger for it, and I redirect ...
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Why is my Firebase Realtime Database not opening on the firebase console?

I am building an android app, I remember i open the realtime database a day ago but really can't remember if I added any data before pausing the work for some rest. Now return the the firebase web ...
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Get documents by tags

I've been using Firestore to build an Android app and I run into the next limitation that I have no idea to deal with it. I need to retrieve documents by tags that are stored in an array-field. ...
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React Native / Firebase - Creating unique username

So after a user has presses the register button, I want to send the data to a cloud function called Register(). The data that I send is first name, last name, date of birth etc. I form the username by ...
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App crashes while Firebase receiving data is null

Iam using firebase Realtime database to retreive user based data. there is some set of datas. Everything is fine while all the strings have values. But issue is sometimes, some data values will be ...
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How to retrieve all document ids from a collection?

I'm trying to get all of the document ids in a collection groups. The document id is the group name which is unique. Also each document in groups does not have fields, only pointers to other ...
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How to show Firebase data in recyclerview without duplicates

When I add a post, the list repeats again, I would like add just one post . No problem when writing data on Firebase but there is a problem when reading from Firebase, all posts repeats .. final ...
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Flutter drawing app save the points to cloud firestore

I am trying to build a freehand signature app where the user can draw his signature and can save it to cloud firestore. class _HomePageState extends State<HomePage> { List<Offset> ...
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How auth.getCurrentUser() works in firebase?

I am not understanding how Auth.getCurrentUser() work? Specifically i want to know Where this current user is stored? Auth.getCurrentUser() gets user from local device or from firebase? If Current ...

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