Questions tagged as 'firebase'

Tagged questions
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Enter comments in an IONIC application

I'm creating an application in which under the content of the page I have the option of the user to make a comment. I am using the firebase to do registration and login and I even managed to save the message in the database, but only she needed...
asked by 25.08.2018 / 03:01
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I can not return data from the firebase user to display in edittext, how do I?

The code I'm using is this: @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_cotacao); mTextView = (TextView) findViewById(R.id.tex...
asked by 16.08.2018 / 20:55
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Problems in getDownloadUrl firebase

Hello, I have a difficulty in the getDownloadUrl firebase. After the last firebase storage update my app stopped working. You are experiencing an error in Uri downloadUrl = taskSnapshot.getDownloadUrl (); uploadTask.addOnSucc...
asked by 16.08.2018 / 23:14
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Add data in Firebase

I need some help later because I'm having difficulty inserting new data into the firebase. I am developing an application for my TCC where it is possible to register and as soon as I can log in I have an option to add more user data. ex: Phot...
asked by 14.08.2018 / 00:18
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ValueEventListener returning null?

I'm moving with the API of a website and from there I get information about an item from a list of items that came from the API and saved in the Firebase database, now I'm trying to get this information from Firebase to use it, but I can not do...
asked by 15.08.2018 / 17:38
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Display the name of the user logged in by the email and password registered in the firebase in the application

Hello, I need your help, because I have already tried several ways and I can not solve it. I want to display the user name logged into the application by Firebase. NO return Edititext is this line with link to firebase (.firebaseio.com / user /...
asked by 18.08.2018 / 22:36
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How to recover data in firebase?

Hello, I'm new to firebase, and I'm having difficulty recovering some values. SQL select * from aparmanto where andar< 22 or quarto=>2; select * from aparmanto where andar> 22 and quarto=>2; firebase How do I do in fi...
asked by 09.08.2018 / 10:30
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How to write data to firebase by Ionic without deleting what is already recorded?

My Create method is like this create(user: User, uuid: string): Promise<void> { return this.db.object('/users/${uuid}') .set(user) .catch(this.handlePromiseError); } And my User class is like this export class User { public $ke...
asked by 12.08.2018 / 22:05
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How do I sign in with Facebook on Firebase in a React Native application?

I'm trying to use Firebase to sign in with Facebook, but I'm not getting it from the documentation available on the firebase website. What I want to do is sign in with Facebook using the Firebase feature. If someone has already done this...
asked by 15.08.2018 / 14:27
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Problem Retrieving Data from Firebase and Moving to Object

I'm trying to make an inventory app in order to study. Where items can be added, saved in the firebase and then displayed in a RecyclerView Items are currently being saved in the firebase: Butwhenitcomestorecoveringthemwith:valueEventListene...
asked by 15.08.2018 / 03:04