Questions tagged as 'firebase'

Tagged questions
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How do I wait for the result of a query in the Firestore?

My problem is this: I have a component that will list some categories, example: categories: Observable<any[]>; ngOnInit() { this.categories = this.categoryService.getAll(); } In the service I need to query the user first (to g...
asked by 18.04.2018 / 04:19
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IONIC + FIREBASE - list and sublists

Ihaveadatabaseexactlyinthatformat.InmyIONICIhaveafirstlistthatshowstheitemsLISTA01andLISTA02.Byclicking,forexample,LISTA01willopentheSECTORSpagewhereitwillshowanotherlistcontainingtheitemsSETORES01,SETOR02,SETOR03ofitemLISTA01IntheSECTORSpage,h...
asked by 03.04.2018 / 22:38
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Ionic 3 push notification with firebase

I can not send a push notification with Firebase on Ionic 3. I have re-done the project several times, I have seen several tutorials, I have documentation, and no results so far. Who can at least look at my code to find out what's wrong? CON...
asked by 18.06.2018 / 05:59
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Integrated android application with html site with database database

I need help with an issue. My TCC is a didactic application, which receives all its content (Texts and images) through an HTML site. Can all this work through the FIREBASE database? And if it is possible, how and where should I start my studi...
asked by 01.04.2018 / 20:39
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Geofire does not update background location

I'm using the GeoFire api to get the live location, I created the service to update in the background, but when the application is in the background it does not update the location in the firebase, it follows the service code public class GPSS...
asked by 01.04.2018 / 16:25
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Firebase and Google Analytics: not transmitting source / media

I installed Firebase and Tag Manager in an Android application and I'm sending the hits to Google Analytics (Universal) through the GTM interface. However, I can see that source data / installation media and Dynamic Links are being displayed in...
asked by 06.04.2018 / 21:13
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Show first letter textview

I'm getting the data from Firebase and putting it in a ReciclerView. And I'm using the TextDrawable library to display the first letter of the text ScriptName in a circle made the gmail app. I can not get the first letter and show in the circl...
asked by 26.03.2018 / 15:34
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Show template according to user status

I am developing a system but I am having difficulties in the authentication part, or rather not in the authentication part, but in the part of showing or not certain content according to the status of the user (logged in or not). Basically, I'...
asked by 23.03.2018 / 14:39
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Geofire updating background location

I am making an application, the location system is similar to uber, which needs to send the location to the firebase every 3 seconds to get the current location live, but when the app is in the background, it stops updating, can you help me?...
asked by 23.03.2018 / 15:22
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Firebase BD, show user online in APP

I am building a radio APP with firebase and wanted to know how I can do that every time a user is listening to the radio, is added to the ones that are already listening, that is, I want to get the amount of Online Listeners at the moment, using...
asked by 19.03.2018 / 19:39