Questions tagged as 'android'

Tagged questions
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Call in App Inventor 2

I need a button to send the phone application to call. In the same way that would make a href="tel: 3123111313" How could it be handled? Thanks     
asked by 14.12.2018 / 01:15
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Put a text according to the selected spinner element, Android Studio

I have a question about how to set a text according to the chosen position of the spinner. I have an array of foods (rice, noodles, tuna, etc.) And the idea is that when you select, for example "Rice", a textview appears that says "The glycemic...
asked by 09.12.2018 / 04:00
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org.kodein.di.Kodein $ NotFoundException: No binding found for bindApixuWeatherApiService () with? {? }

I'm doing an Android project using Android Studion 3.3 Canary that uses Kodein and when I run it I get the following error: Caused by: org.kodein.di.Kodein$NotFoundException: No binding found for bind<ApixuWeatherApiService>() with ? { ?...
asked by 09.12.2018 / 20:26
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No Open the Fragment, I thunders when I open it with a button

I am new to the use of Fragments, and I have a doubt, I do not know why when I click on a button, I do not open the Fragment that I invoke .. I already look for several solutions but I continue with the same thing, I thunders here I leave the co...
asked by 13.12.2018 / 18:30
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Receive a single object of a class using JSON and parsing to java with GSON

I have a webService in PHP and MySQL that sends me a JSON with the data I need. The problem is that in the android activity I have always used this code to pair the JSON: Gson gson = new Gson(); p = gson.fromJson(result, new TypeToken<List&...
asked by 05.12.2018 / 17:08
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can not be provided without an @Inject constructor or from an @ Provides-annotated method. android

I have the code of an app that works with Dagger I have the following error error: doctorbateria.masterclean.speed.booster.tools.PreferenceUtils can not be provided without an @Inject constructor or from an @ Provides-annotated method. doctor...
asked by 05.12.2018 / 22:07
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Doubt of RecyclerView in Firebase (Android / JAVA)

I have this node called " Orders " in my Firebase database, this node stores as children nodes, the unique ID of each " Order em> ", the ID, in turn, has the same ID, the rout of the user who requested the order, the status, and a node...
asked by 03.12.2018 / 22:06
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Android studio does not show recycler view firebase

I'm new here and I do not know where the question is exactly. I'm doing a project with Android Studio and Firebase integrated, the thing is that I want to show Firebase data in a recycler view and I do not know why it does not show anything,...
asked by 03.12.2018 / 15:49
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how do I store in an URI the location of an mp3 that I chose from an intent?

public class MainActivity extends AppCompatActivity { public SharedPreferences prefs; Button mp3,play; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_m...
asked by 03.12.2018 / 23:09
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Problem with vertical and horizontal scroll in an app

I'm working on a simple app that contains "CollapsingToolbarLayout" and "Tabs" on android, the content I'm showing in the app is a "RecyclerView" but I'm having a problem, when it is "scroll" from top to bottom and I try to do it trmabien to one...
asked by 03.12.2018 / 22:58