Questions tagged as 'android-studio'

Tagged questions
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answers

NavigationDrawer event in Fragment

Hi, I have a problem pressing an option in my navigationView (R.id.create_marker) I want to create a marker in my MapFragment but I can not do it, any suggestions? MainActivity.java code where I press the menu option: navigationView.setNavi...
asked by 23.06.2017 / 02:37
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How to send the text in an edit text to my Email by pressing a button?

I have 5 'edit texts' and a button, how do I make the information I write in the EditText by pressing the 'Button' sent to my email? public class MainActivity extends AppCompatActivity { EditText txtNombre,txtCip,txtDNI,txtCel,txtEmail;...
asked by 04.07.2017 / 02:51
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Problems with ACCESS FINE LOCATION permission

I am trying to give permissions in time of use. The permission I want to give is the location. I do the following I define in the Manifest <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"></uses-permission...
asked by 15.06.2017 / 06:05
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XML Parseo with use of RecyclerView

I'm doing an app that consumes data from an xml that comes from the internet, this consumed data is shown in CardViews inside a RecyclerView so when you click on the image of the CardView another screen with the details is opened (Image, title o...
asked by 13.06.2017 / 17:53
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Android Error Execution ZXing Integrated QR code reader

Well, here's my problem! When I try to build my APK I get the following error Error:Execution failed for task ':app:transformClassesWithJarMergingForDebug'. > com.android.build.api.transform.TransformException: java.util.zip.ZipException...
asked by 13.06.2017 / 22:49
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how to make a Bitmap read as a route?

Hash_file_maps = new HashMap<String, String>(); sliderLayout = (SliderLayout)findViewById(R.id.slider); for (int i=0;i<NombreImagen.length;i++) { Hash_file_maps.put(NombreImagen[i],imagenes[i]); } for(String nam...
asked by 14.06.2017 / 19:14
2
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TextView and ProgressBar do not show Android data

I have checked the data that must show are true by means of a toast that prints them, but when wanting to show in the TextView (lessons_count) the original data does not do it, even if I put it to show a Hello. but where I update progress_genera...
asked by 18.06.2017 / 09:22
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Problem with Validate app version

Good morning I am developing an app, only that I am trying to validate the version of the app that is installed with the version that is in the playstore I'm using this code newVersion = Jsoup.connect("https://play.google.com/store/apps/...
asked by 16.06.2017 / 18:44
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Failed to perform POST request in java with AndroidStudio

I am developing an application for android and this makes a POST request sending some values to a television decoder. The application generates the values correctly but at the time of sending the data to the device it gives several errors among...
asked by 03.06.2017 / 22:41
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How can I send a string to Arduino using an NFC shield?

I am trying to open an electronic lock with Arduino, an NFC Shield and my mobile device. I have designed an app in Android Studio in which I must enter a combination of 5 digits and activate the NFC synchronization to send the data to the NFC Sh...
asked by 06.06.2017 / 02:45