Questions tagged as 'firebase'

Tagged questions
2
answers

Javascript - IF running before time

Friends, could you explain me and if possible, give a solution to the following problem? My if where it says: if(aux == 0) { console.log("não encontrado"); } It is running before the check in firebase, this only the first time...
asked by 30.03.2016 / 02:23
1
answer

How can I use Firebase as a database in a Django application?

I just created a Django project and would like to use Firebase instead of sqlite as a database. I searched in several places but could not find anywhere how to do the integration. Could someone help me?     
asked by 07.12.2017 / 15:11
1
answer

Non-SQL database modeling

I'm developing a system that would use angular for the front-end part and the firebase for the database. Firebase uses a No-Sql database and I'm having a hard time understanding how I can model it. For example I have two nodes, "requests" and "r...
asked by 24.05.2017 / 16:04
2
answers

How to receive data using Firebase

I made a small test app using FireBase. Everything works fine when I leave the rules for anyone to have access to the database ".read":"true", ".write":"true" But when I added permissions in the rules to limit access from where each user...
asked by 13.07.2016 / 23:18
1
answer

Filter dates in array

Currently I use firebase as my database. I need to pick up a collection and bring the data for a specific month according to two fields in my collection. The firebase does not let us make querys with different fields so I have chosen to bring ev...
asked by 18.10.2018 / 01:58
1
answer

Problems with Android Studio + Firebase

Well I'm developing this app, to be able to display the information of a user in an arraylist, I execute the code and it simply locks and closes the app, I reviewed the code and did not find anything, does anyone know where find the error? It...
asked by 21.10.2016 / 02:48
2
answers

Where to store information?

I have an angled, basic application with forms that stores the data in arrays and receives the dado in dados in div's . Now how can I store this data? What options do I have when using AngularJS ? Being familiar with php and...
asked by 30.09.2016 / 11:54
2
answers

The onDataChange (), in addListenerForSingleValueEvent (), only runs after my method returns

I'm trying to check if a given email exists, with android using firebase I'm doing it this way: public boolean existeEmail(String email) { final boolean[] retorno = new boolean[1]; final DatabaseReference databaseArtists = FirebaseDat...
asked by 04.08.2018 / 16:49
2
answers

Problem with notification icon

I know there are several questions related to this. However, I did not find anything with my specific case. I'll explain ... I use the same code to display a notification for both notifications when the application is in the foreground and in...
asked by 27.11.2018 / 18:23
1
answer

Delete web firebase folder

How to delete a folder from storage? To delete a file I use: firebase.storage().ref('pasta/arquivo.png').delete() But it does not work if I use it directly in the folder: firebase.storage().ref('pasta').delete()     
asked by 03.03.2018 / 03:44