I have a RecyclerView that I fill in with the data that I store in Firebase , what I try to do is that when a new item is added, a text like for example new
Something like this:
How can I do this?
NombresAdapter...
I want to change the icon of the first image with that of the second image. How can I do it?
android:id="@+id/expandableListView"
android:layout_height="match_parent"
android:layout_width="match_parent"...
I am trying with the following code to download several xml from an ftp. The first xml downloads it correctly but from the second it returns null . What would be the right way to do this?
private Vector<InputStream> descargarConten...
How can I limit the height of a Spinner from the layout where I have it?
The problem is that on devices with smaller screens it has too much height , so I need to change it from layout
layout
<Sp...
I have a TabLayout with 2 tabs , when I press above each tab the selector is shown above the indicated tab, but when I press the physical button on the back the selector remains in the previous tab.
TabLayout mTabLayout = (TabLayo...
Error 1
: This happens to me when I execute my project.
Error:Execution failed for task ':app:processDebugManifest'.
> com.android.manifmerger.ManifestMerger2$MergeFailureException: org.xml.sax.SAXParseException; lineNumber: 1;...
First of all I clarify that I am a novice in programming. What I'm trying to do is create a simple folder in the sdcard, but I create it in the internal storage of the device. To do these tests I am using my own Smartphone which is an LG G4 H815...
I am using the AWS SDW (Amazon Web Services) to send data to the AWS IOT with my application. In this application I first have to connect with AWS IOT.
The method to connect me needs a keyStore. I have this keyStore and I have it saved in a fold...
I have a problem and I can not solve it in any way.
I used to have a Activity called MasInformacion and did the following:
public class MasInformacion extends Activity {
private TextView editTextNombre ,editTextFecha, edi...