Questions tagged as 'firebase'

Tagged questions
0
answers

Catch the user login github authenticated firebase

I made an app that authenticates in GitHub with the firebase, it takes the data and logs but when I go in FirebaseAuth.getInstance (). getCurrentUser () FirebaseUser does not have a method that returns a login. I need to get some information fro...
asked by 09.07.2018 / 20:16
1
answer

Display FIREBASE image in a LISTVIEW

I would like to know how to recover an image in the firebase and put it in a listview, I saw some questions here, I followed the answers that are in them but none worked. I saw that a guy said he used a recyclerView and it worked, but I could no...
asked by 20.07.2018 / 20:27
0
answers

Delete records in Firebase

How do I delete some record inserted in the Firebase Realtime Database using Android? I've done all the insertion but I have not seen any methods for deleting already inserted records.     
asked by 05.07.2018 / 05:20
0
answers

Show firebase data report

I have a project that I'm developing in ReactJS, which uses the firebase. It is a form that saves the data in the firebase and automatically appears on the referring page where it is being used. How do I get these data to appear on another page?...
asked by 03.07.2018 / 06:13
1
answer

Remove Child Firebase

Hello, I'm starting to study Firebase and I'm putting together a simple timeline, but I crashed at the time of trying to delete a certain post. I've seen people saying it's done by remove() , but I do not know how to apply it to the code....
asked by 26.06.2018 / 17:17
0
answers

How do you validate the genuineness of personal fields in Firebase?

Hello everyone. In my project I have the following problem: I need to check if the CPF of a user that is registering already exists in firestore , but, for security reasons, I have defined that the user can only access the users col...
asked by 27.06.2018 / 14:52
0
answers

insert an item in a list with firebase

I'm developing a project with angular 4 and firebase. my problem is this. I have a travel list I want to create a trip (trip1 and insert a schedule in it. until then I made a firebasedb.list('Viagens/cronograma') now I wanted to know how...
asked by 07.07.2018 / 16:41
1
answer

How to receive information from firebase on an ion-select?

Hello, I'm having difficulty retrieving information already stored in other registers on an ion-select. In a previous registration the Place is already registered and in a second register I would like to receive in an ion-select a list of all th...
asked by 24.06.2018 / 07:15
0
answers

Ionic PWA: Notifications app closed

Hello everyone. I searched a lot for this problem where I'm stuck for a week. I have an Ionic PWA project that gets some Firebase notifications, I can receive the notifications without any problem and can get the payload in the foreground (app i...
asked by 21.06.2018 / 21:51
1
answer

Search in Firebase

Good morning friends, I have the following structure in firebase. I need to do a search on my bank, showing all the products that are in the child No Bar, and also the supermarkets and price that are saved inside each product. I did not find any...
asked by 20.06.2018 / 22:13