Questions tagged as 'java'

Tagged questions
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Send text from EditText to a TextView of another class

I try to send a text that I write in my editText and receive it in TextView that I have in another clase but I close the application, is not possible to do this, only Can you send a TextView of the same clase...
asked by 17.05.2017 / 01:57
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how to show a word but each letter increased by 3?

I need to make a program that when entering a word shows me that word but each letter increased by 3 if I enter "hola" that shows me "krñd"     
asked by 17.05.2017 / 07:04
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Collect data from xml online

I explain a little what I want to do and what I have tried. I'm doing a java project with JSP from a betting page. So, I have an api of resultados-futbol.com that gives me all the soccer matches. This is the xml format. So my idea is to co...
asked by 22.05.2017 / 11:48
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Rounding Decimas de Double keeping the tenths [duplicated]

tvTotalCommande.setText(String.valueOf(totalCommande)+"€"); tvTotalRegler.setText(String.valueOf(totalDescuento+"€")); tvRemises.setText(String.valueOf((totalCommande-totalDescuento)+"€")); In TotalCommande write me 5.5 In Remises...
asked by 25.04.2017 / 23:29
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SII supply AEAT information. WebServiceException: class xxx do not have a property of the name NNN

IDE: NetBeans 8.2 I have created the SOAP client without problems for the SupplyFactEmitted service. When I try to instantiate the port for a query: private static void pruebaConsulta(){ https.www2_agenciatributaria_gob_es.static_files.c...
asked by 26.04.2017 / 17:39
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Counter in RecyclerView updates the TextViews of all rows

public class RecyclerViewAdapter_Restaurant extends RecyclerView.Adapter<RecyclerViewAdapter_Restaurant.mealViewHolder> { private List<Meal> mealList; private LayoutInflater mInflater; private Context mContext; private int cantidadCom...
asked by 21.04.2017 / 18:11
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Problem when scanning Wifi networks in Android Studio, it does not show me the SSID

I am using the following code but it does not show me the BSSID in the list of Wifi networks, public class MainActivity extends AppCompatActivity { ListView lv; WifiManager wifi; String wifis[]; WifiScanReceiver wifiReciever; @Override protec...
asked by 27.07.2017 / 08:31
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Doubt about class definition

Good morning. I'm new to JAVA. My question is about the definition of a method whose return value is of the same type as the class that is being defined. I really do not understand how this mechanism works. I leave an extract of a class to sh...
asked by 21.04.2017 / 05:30
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Android Background of Spinner Dialog

I have the following spinner <android.support.v7.widget.AppCompatSpinner android:id="@+id/origin_account" android:layout_width="match_parent" android:spinnerMode="dialog" android:la...
asked by 11.09.2017 / 14:48
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List WhatsApp contacts

Is there any way to get the contacts that have Whatsapp between all the contacts obtained from the phone? My tests have only been to obtain all the contacts and obtain their fields, to see if there were any "whatsapp ...": ContentResolver c...
asked by 07.09.2017 / 17:17