I want to show the data I have stored in Firebase Realtime Database by filtering according to the date of the users. My data in the database always works according to GMT+3 timezone. But if my user’s time is different from GMT+3, the query will not work correctly. I need some information and code for this. Does anyone have any
Tag: firebase
How can I solve this new Firebase Auth error?
As normal I was working on my actual project and I wanted to add something new to an old activity. When I opened the .java file a new error has shown with a reason that I can not think about. It says that the FirebaseAuth symbol cannot be resolved. I checked my Gradle ( which is updated to the latest
How to get a child value if another child value matches in Firebase?
My Database Structure is: In this structure, I need to get “ID” (which is autogenerated) as “ovxZPZeyy2VlZUP1K0vv9VtiThu1” if the “UserName” matches to “GokulNew1”. And I need to store the ID in String ID. And My Code is, Answer To get the key of the node (ovxZPZeyy2VlZUP1K0vv9VtiThu1) if the “UserName” matches to “GokulNew1”, please use the following lines of code: The
Android Firestore subcollections into RecyclerView
I am currently working on a Rental Car app in Java Android Studio. For the project database, I am using Cloud Firestore. My database is structured like so: Subcollection: The first image is represented by the collection of Cars with multiple documents with random ID (each represents a car). Every car has a unique subcollection called bookings where are saved
Why do we have to call getCurrentUser() several times Firebase?
I am creating a Journal app. I am currently working on the functionality for if the user is already logged in—bypass the “get started/log in activities” In the video I am watching to create a journal app, the instructor calls mUser = firebaseAuth.getCurrentUser(); several times. He calls it in onStart(), in onCreate() and in onAuthStateChanged(). I can understand why we
I want cumulative of production qty which I saved in key value ‘pqty’ in firebase?
I want cumulative of production qty in key ‘pqty’ property: I tried this and got output as 0. But I want output as 750. I’m using sketch ware. Answer First of all, you are storing the “pqty” property in your database as a String and not as a number, which in my opinion is a really bad idea. If your
Boolean setters and getters not updating upon button click?
So I am currently developing a date android application, now what I have done here is created a simple algorithm called similarDatesFunction this function is responsible for retrieveing data and matching it with the user input, for every match a counter will be placed, if this exceeds 6 counters also known as the offPeak variable it will set a false
Retrieve subcollection data from Firestore in Android
I keep failed to retrieve the data from subcollection “Diary” when trying on click on a RecyclerView. What I want is when I on click on a RecyclerView, it will display that data stored in the “Diary”. What’s the problem with my codes? RecyclerView Java codes: Stored data Java codes: Retrieve data Java codes: Database structure: Output: Answer I believe
How to get random qestion from firebase firestore database
i m making a quiz app, in which i have categories, when i choose a category, qestions start coming from firebase firestore database , in each category i have 10 qestion in database , i want that all qestions load from firebase data base and comes in random order each time , but my problem here is all qestions is
video streaming on Fragment of an android app
i want to stream a video from the firebase storage, in a fragment of my android app. but what even i try my video doesn’t launch or the app crash when i request the fragment. being a beginner, i have followed a tuto so i used exoplayer. this is my fragment code: in addiction with : And the xml file