Questions tagged as 'android'

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Application does not work on certain device after compiled

I made an application, and on my Lg g2 mobile phone, normal wheel, but in a samsung great prime does not wheel. It says the application stopped error 41. What can it be? Build.gradle: apply plugin: 'com.android.application' android { comp...
asked by 15.04.2016 / 03:20
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How to create a txt file?

In Java I use PrintWriter and it works perfectly, but on Android I'm getting a lot, it does not work at all. Can anyone help me with this? It's a simple thing, but I'm stuck. I needed to create a simple .txt with a string . Tha...
asked by 25.08.2015 / 18:00
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InflateException error

I'm getting an error of InflateException , but I do not know how to solve it. Error:    Caused by: android.view.InflateException: Binary XML file line # 1:   Binary XML file line # 1: Error inflating class fragment                   ...
asked by 26.03.2016 / 01:43
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Get string from an EditText

I'm a beginner on android and the max I've been able to do so far is by pressing the save button it prints to the log that I wrote, but I'm not able to store it in a variable. package com.example.igor.blocodenotas; import android.app.Activi...
asked by 20.05.2016 / 02:54
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Background image covering the navdrawer

I have an activity with a navdrawer on it. And I would like to put a background image on this activity. But when I put the image, the nav disappears, the image is over it. The nav does not lose the function, if it clicks on the image it opens no...
asked by 20.05.2016 / 03:17
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How can I make my app lighter [closed]

Recently I started to create an application by Intel XDK and by test I realize that in my mobile the application runs quickly but in others it ends up giving some fights. Could anyone give me a solution or some idea of what I can do? > Thank y...
asked by 10.04.2016 / 06:52
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Error choosing form topic

I am making a form and when choosing the Dialog theme it informs that: Missing styles. Is the correct theme chosen for this layout? as you can see below. If you can not really use this theme, do you have another way to make the form look friendl...
asked by 13.05.2016 / 23:56
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Application closing when I receive receive connection / change of screen

I'm developing an android app with the help of Android Studio, the app is a menu with 4 webviews. Everything works perfectly. My problem is that when I get a call and the app is open, as soon as I end the call and hang up, the phone returns t...
asked by 18.03.2016 / 15:03
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Difficulty creating threads

I'm trying to create a Thread. But I'm a beginner on the subject. Can someone point to where my code is wrong. Not working Procedure TFormPrincipal.ButtonCompartilharProxClick(Sender: TObject); begin ButtonComp_Voltar.Enabled := False;...
asked by 26.03.2016 / 07:11
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Activity does not change

I'm a beginner on Android and am creating an app that has two activities ( SplashScreen and ActivityMain ). I was able to show SplashScreen after a lot of sacrifice, but when I install it on the device, the message appears...
asked by 26.03.2016 / 21:08