Questions tagged as 'firebase'

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Get data from the Firebase database?

I try to bring firebase data code: function getClient(key) { var client; db.child("Client") .on('value', function(snapshot){ client = snapshot.child(key).val() console.log("1", client) });...
asked by 10.11.2017 / 23:32
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How to make a Cloud Firestone query with a limit from and to?

Good community, I'm doing a Query in Firebase Firestone on android and I have found that I can not do a query with a limit from and even, what SQL would be limit 0.5 for example, looking at the documentation really not counting that give solutio...
asked by 12.11.2017 / 20:37
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Why does my ListView disappear? Android Studio - Firebase

In my app I have a button which makes a call to firebase to locate certain keys with their respective values, which will be added to an Array which will be shown in a Listview. When entering a value in the EditText followed by pressing...
asked by 05.11.2017 / 04:46
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Problem with logging in with Google in Firebase

good day. I have a login with Google in Firebase in my application, my application is already up in play store. The problem is that when I install from play store does not work the login with Google. But I tried passing through usb the generated...
asked by 04.11.2017 / 02:18
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How to make a datatable with ngFor

I'm working on a project in angular, what I should do is create a datatable with data obtained from a Firebase database, the data I get correctly in this way: the problem that I have that when creating the datatable I make an ngFor to fill...
asked by 31.10.2017 / 17:23
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Registration in android Studio

I am creating an app on android and at the moment because my knowledge is really basic, I have already created several things, but I have an inconvenience, it turns out that I am doing the user registration and what happens is that I wanted to v...
asked by 25.10.2017 / 19:28
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how to login and logout on Ionic with firebase

I have seen many ways to do this process but I do not see one as well explained, the truth is I'm just starting so I need as an easy guide or at least I can understand how it is done. the idea is that if the user enters correctly, an x page is d...
asked by 23.10.2017 / 02:20
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Android application stops when using camera (onDestroy)

I have an android application which at a certain point the user requested a photographic evidence, before adding the services of google play services and firebase worked without problems . The manifest is already configured in case it goe...
asked by 25.10.2017 / 00:14
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Error Firebase Database paths must not contain

Good evening community I need you to help me with the following, apparently the firebase releases an error with the commas and other points THIS IS MY CODE: public void onDataChange(DataSnapshot dataSnapshot) {...
asked by 16.10.2017 / 20:50
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Block user in auth firebase and do not let him enter the APP

Good, I have a login made in Android to enter with Gmail keeping the authentication in firebase, the app enters ok and creates the authentication in fire generating the corresponding User UID. Now I see that in the options of each user I have th...
asked by 11.10.2017 / 23:16