Questions tagged as 'android-studio'

Tagged questions
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Remove margin to Button. Android Studio

I have a Button defined <Button android:id="@+id/btnCuentaNueva" android:layout_width="match_parent" android:layout_height="@dimen/btn_height" android:text="No tenés una cuenta? Registrate" android:theme="@style/RButtonGris"...
asked by 19.10.2018 / 16:49
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Error: Content is not allowed in the prologue in android studio

help me please download android studio in its latest version from its website but when I open it I get an error in the build: build failed - run build and configure build .. I do already probe several things but they do not work, please help me...
asked by 20.10.2018 / 21:38
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Upload Google Maps capture to MySQL with PHP

I am trying to upload a Google Maps capture that I made from Android Studio , but when sending the capture to the server the image arrives empty and I do not know why. Code: public void captureScreen() { SnapshotReadyCallba...
asked by 20.10.2018 / 01:23
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How to implement SharedReferences in Android Studio?

Good day, I have a code model using intent in the following way and I want to pass it, I do not know how to use SharedReferences unidades=(EditText)findViewById(R.id.editTextunidades); Intent miinten = new Intent(Calculate.this...
asked by 20.10.2018 / 20:41
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Read data from an internal list in firebase

I need to know if the following is possible: I have an android app that comes with a user to firebase, I need this user to have access to a list of emails that have certain information. What is recommended? I have users in a firebase database....
asked by 18.10.2018 / 16:15
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avoid restarting the activity Navigation Drawer when turning the mobile in android studio

I have an application that shows me a fragment, here the problem is that when turning the mobile, the Navigation Drawer is restarted, and it takes me out of the fragment that I have in view, some idea of how to turn the mobile do not restart the...
asked by 18.10.2018 / 18:19
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Error creating apk Program type already present

I have this error and I do not know why, it tells me some cardview that I'm not even using: Program type already present: android.support.v7.cardview.R $ attr Message {kind = ERROR, text = Program type already present: android.support.v7.card...
asked by 29.10.2018 / 00:21
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how do I use setContentView for an instance of ZBarScanner in a fragment

In an app that I made, on a qr reader, the first code block shown in onCreate () runs in the MainActivity.java file. Now in the code block next. in onCreateView () implement in a fragment, and I can not find the code that replaces .setContentVie...
asked by 28.10.2018 / 17:40
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error 'unable to load script from assets index.android.bundle'

Hello I'm starting a project for android with react-native, I have a problem when starting the emulator with android studio everything is perfect, but at the time of starting the project I get a red screen with an error: 'unable to load script f...
asked by 17.10.2018 / 23:56
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Compare values between Activities

] 2 I want to compare a value of an activity with another value of another activity, the value I want to compare is the result.getContent () that is from a QR reader If someone would be so kind to help me, I would really appreciate it:...
asked by 18.10.2018 / 02:10