Questions tagged as 'android'

Tagged questions
2
answers

Error to show an Activity, elements stacked position 0,0

Good morning, I am starting to work with the AndroidStudio tool (I am a total beginner) and I have a small "error" (I really do not know what it is). My design is like this: But when emulating the application, it is shown in this way:...
asked by 12.09.2017 / 03:41
1
answer

Camara Nativa Ionic 3 Error: Illegal Argument Exception

Good afternoon, I want to use this plugin to take pictures, but when emulate it on my cell phone and inspecting its use, clicking on my button to capture the photo I get the following message and I have not been able to fix it, some help? ins...
asked by 10.12.2017 / 07:45
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Display a PDF in an Android WebView

How could I show a PDF in a WebView if the PDF is in a BitMap? What I have is this: I get a String that arrives in a WebService, it arrives in a format of this type: yMDcgMCBSIDIwOSAwIFIgMjExIDAgUiAyMTMgMCBSI This is a very long string...
asked by 14.12.2017 / 14:28
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Help with Android - Attempt to invoke virtual method 'android.text.Editable android.widget.EditText.getText ()' on a null object reference [duplicate]

Dear, by pressing the button that should take me to the "Registration" Activity in order to create an account, android I get the following error: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'android.text.Edita...
asked by 16.12.2017 / 03:19
0
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Use android code in netbeans project

I'm using netbeans 8.2 and the case is simple, I'm doing a multi-platform project, it runs as a service, because it's a music player that is controlled by a web service. When I take it to android, using this project as a dependency for an androi...
asked by 16.12.2017 / 20:24
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Display data from a table in Android Studio

I would like to list the data of my table but I do not get it. I do not know if my query is wrong, I have looked through all the forums and can not find anything Class List public class Lista extends AppCompatActivity { ListView lv ; ArrayL...
asked by 24.11.2017 / 22:58
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Go from one fragment to another through a button

Good I have Navegation Drawer inside of it I have a fragment that is activated when I click on gallery (which is in the slide bar by default), inside that fragment I have a button, my question is, how can I show another new fragment by pressing...
asked by 27.11.2017 / 23:42
1
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Edit the data of a specific user with firebase in android studio

Good I'm doing a job in firebase with android and I would like to know what the code would be like to edit a user's data; that is, the user enters with his account, sees his data and presses a button that says to edit data, be it his name, photo...
asked by 27.11.2017 / 20:59
1
answer

RecyclerView: No attached plugin; skipping layout

My problem is as follows I have a RecyclerView in which I try to display a list of shifts assigned to a selected doctor of spinner , on a selected day of my calendar. The issue is that it shows me the list but the program closes sho...
asked by 27.11.2017 / 21:33
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Put image from Database in Marker

I have a database where I store the path of images which are in a folder, I want to bring the image using PHP and then put it in a marker, the code I have to do this is the following: that code take it out of link but I still can not see the i...
asked by 27.11.2017 / 22:21