Questions tagged as 'firebase'

Tagged questions
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Firebase Cloud Messaging Node Server does not send notification to Single Device

I have a project via firebase-admin on the Node, where I send notifications to my devices that have the application registered in the firebase, however I can only send by topic, when I try to send by 'token', it presents this error In t...
asked by 08.11.2018 / 17:32
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Take data from Firebase and move to another ionic page

I'm displaying a list of users, I pull the Firebase and display it on Page Ionic, when I display user data, I put the ID as hidden Here I get Firebase data    <ion-item> <ion-thumbnail item-start> <img src="https://io...
asked by 28.10.2018 / 02:39
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"Function expected" error when using ngFor to return a Firebase string, using Ionic 3 and AngularFire2

Galera, I'm using Ionic3 and Angularfire2 as follows. I created a .ts file named servide where I export a champaign getAll function to get all the list of a table named 'colors' in Firebase. constructor(public db: AngularFireDatabase) { }...
asked by 02.11.2018 / 22:16
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burning in firebase using firebase cloud function

Good afternoon community Developers .... difficulty recording using firebase ... The firebase cloud functions console gives this error message: decode64(userTo) ********@gmail.com decode64(userFrom) YWRyaWVsQHVuaXBsYWNsYWdlcy5lZHUuYnI= Unca...
asked by 05.11.2018 / 19:01
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Ionic 3 - How to convert an object into an Array for Iteration in the template (Firebase 5, @ angular / fire 5)

Hello I'm using the Ionic in version 3, Firebase 5 and @ angular / fire 5. I'm trying to get my users through my user.service.ts: import { Injectable } from "@angular/core"; import { AngularFireDatabase, AngularFireObject } from "@angu...
asked by 23.10.2018 / 22:49
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(Android studio) How to get a user's id through his email in Realtime Database (Firebase)

I would like to know how I can get an id from my database in firebase via email. For example I have email [email protected] and I would like to get his id just by email. Is it possible?     
asked by 26.10.2018 / 08:26
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How do I keep the application logged in? (Firebase and Ionic)

I need some help I'm using firebase to register and login to my app, but every time I close the app, it asks me to sign in again when I open ... How do I log in until the user clicks the exit button? I saw that the firebase has a method for t...
asked by 02.11.2018 / 00:51
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How to update a specific data in Firebase (with ionic)

When I click the button, I want you to add +1 to the count, as if it were a reputation, every +1 click on the Firebase field, but when I click it it appears [object] [object] 1 This is my code: constructor(public navCtrl: NavController, p...
asked by 02.11.2018 / 03:33
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Firebase init command with error message (Can not read property 'projectId' of undefined)

I'm trying to use the Firebase CLI Tools to create a website hosting service, but it's returning an error message:    TypeError: Can not read property 'projectId' of undefined Here are the details: Operating System: Windows 10 R...
asked by 18.10.2018 / 20:13
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Error executing a react-native project and firebase

Good morning / early morning, I'm having the error while giving react-native run-android thecodeisthisimportfirebasefrom'firebase';importReact,{Component}from'react';import{Text,View,Button}from'react-native';exportdefaultclassAppextendsCompone...
asked by 21.10.2018 / 06:54