Questions tagged as 'android'

Tagged questions
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UnrecognizedPropertyException while reading firebase

I received the error and I do not know what else to do: Error    01 19: 15: 53,568 21966 21966 D AndroidRuntime   Shutting down VM 09-01 19: 15: 53,574 21966 21966 E AndroidRuntime   FATAL EXCEPTION: main 09-01 19: 15: 53,574 21966 21966...
asked by 02.09.2017 / 00:21
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Insert image in empty listview background [duplicate]

I have a listview where it receives the data via Firebase. But if it is empty and not a white screen in the Activity where it is, I put a background image similar to the example below. Thisismycodewhereyouareplacingtheimage.Itdoesatestifth...
asked by 02.09.2017 / 16:39
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How to put two RecyclerView's within an Activity? [closed]

I would like to know how do I use 2% with% 's within the same activity , so that one stands next to the other and I can carry data between them? >     
asked by 03.09.2017 / 14:48
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Some kind of alert with Firebase

I developed an application where users access and can save some things (name, address etc). These settings are available for an administrator user to view and modify if applicable. I'm using firebase as persistence. What I would like to know...
asked by 27.08.2017 / 20:29
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Problems with xml in different sizes of screens [duplicated]

Good afternoon, I can not understand how it does the compatibility of several screen sizes in my application, I looked on the internet and on youtube and there to create a folder inside res with the name layout-small if it would be for small...
asked by 05.09.2017 / 20:29
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Returning the parent of firebase

Helloeveryone,Ihaveaquestionabouthowtogettheparentnodethatwouldbeinthecaseoftheimage-Kt...Imadesomecodebutitdoesnotwork.protectedvoidonCreate(BundlesavedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.activity_criar_ca...
asked by 05.09.2017 / 20:03
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Convert float, double, or single value to DateTime

I was having Cast problems when I was running a lambda and serializing to the service. Well, the solution was to pass everything to String and I did it. On the other side (Android App) I get and do what has to be done. Well, it turns out that...
asked by 05.09.2017 / 16:05
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Difficulty with listview layout in xamarin.forms

See this image Mylayoutisbroken.Youcanseethatthecustomernameis:SebastiaoLoureirodeAlmeidaandinthelistviewSebastiaoappearsandtherestofthenameappearsbelow,appearingonlythe" of the name "iceberg". My difficulty is in increasing the cell size or...
asked by 05.09.2017 / 11:47
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Loading an externally created SQLite database

I need to use a previously created Sqlite database, already with records inserted into it. But the only way I had done so far was when the application itself created the bank, which I myself populated internally in the application. Now I have...
asked by 05.09.2017 / 13:27
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java.lang.UnsupportedOperationException: Can not convert to dimension: type = 0x12

<?xml version="1.0" encoding="utf-8"?> <android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.androi...
asked by 04.08.2017 / 17:10