Questions tagged as 'android-studio'

Tagged questions
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How to limit the canvas (or canvas) where I am drawing

I am creating an application where in one of the activity I need the user to sign. With the code I have, I can sign on the whole screen, but I want that space to be limited. That is to say that there is a box on the screen and that the signature...
asked by 19.11.2018 / 20:53
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Display Data stored in firebase in an Android Studio activity with a list view

Hello I wanted to ask you a question what happens is that I have data saved in firebase in the following way users that are my different users and within these users there is a score field that contains other data What I would like is for...
asked by 20.11.2018 / 19:51
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Read and upload a JSON file from URL

With the Volley library I can load a JSON from a URL and add it to a ListView, the test of the article I saw works well. This is the code: public class MainActivity extends AppCompatActivity { ListView fruitsList; String url = "ht...
asked by 18.11.2018 / 13:01
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React native expo detach, error running in Android Studio

Well I did the detach and I created the Android folder, when I do the build it sends me an error: El sistema no puede encontrar la ruta especificada. :app:exponentPrebuildStep FAILED :app:exponentPrebuildStep (Thread[Task worker for ':',5,mai...
asked by 16.11.2018 / 19:54
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Default activity in Android Studio problem

Hello, how are you? I have a question: What happens is that I have my application made in Android Studio and I have three activities the Login menu and the submenu. When I'm unlocked and close my application appears again in the login to l...
asked by 16.11.2018 / 08:58
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AUDIO_OUTPUT_FLAG_FAST denied by client Android

How can I solve this error:    11-16 16: 29: 36.160 596-667 / system_process W / AudioTrack: AUDIO_OUTPUT_FLAG_FAST denied by client It occurs when I click on a button and it does not continue with the flow it just does not do anything an...
asked by 16.11.2018 / 22:45
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Custom dialog

I have a question, as I do when I enter a text in an EditText of a main activity, then I appear in a dialog as a title?     
asked by 16.11.2018 / 22:41
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Efficiently manage the MediaPlayer class

I try to show a series of audios in a list, with their corresponding buttons play, pause and stop each one .. That I have done, not in the best way possible but I do not mind doing it by hand .. The fact is that when I play an audio, when pla...
asked by 15.11.2018 / 22:15
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error in the layout of android studio. Apply script build.gradle

I have the following problem I just downloaded android studio and I have not done any project because I have that error that does not let me see the layout     
asked by 18.11.2018 / 01:25
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Error running compositeDisposable in an Android fragment

I hope you can help me :) I've been stuck in this and some time. I am running an app that fills Mysql with data and when I try the method in an Activity it works normally, but when I execute it in a fragment it gives me an error when I execute i...
asked by 15.11.2018 / 16:52