Questions tagged as 'android'

Tagged questions
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Multiplatform mobile development [closed]

I'm a Java programmer and need to start in mobile development (Android / IOS / Windows Phone) and I'd like to know the best way. I've been reading about frameworks that you develop in Javascript / HTML and it converts / builds the app to the...
asked by 13.08.2015 / 19:50
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Refresh Activity prior to ending Current Activity

Good morning, I'm developing an Android project and I'm having a problem I'll try to explain clearly: I have two Activity A and B, my Activity A calls B and stays in the stack, after closing the actions on B this ends and returns to A (return...
asked by 26.04.2016 / 15:49
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Toolbar with two different colors

How to make a toolbar with two colors in half, going from one color to the other?     
asked by 28.01.2018 / 06:12
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Android - Open Random Activity

Well, my question is: Can I make a function call a Random Activity?     
asked by 07.05.2018 / 22:00
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How do I implement 'sign in with google' in my android application?

I'm having trouble integrating 'Sign in with google' into my app, followed documentation , is not working. Any tips and help?     
asked by 30.07.2014 / 21:35
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How to change app title font?

I want to change the font of the app title with a custom font, the font is already in the assets/fonts folder.     
asked by 13.05.2017 / 17:12
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I do not understand why application closes

package com.pedrogouveia.teste1; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.Tex...
asked by 23.06.2017 / 20:30
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What is the function of wrap_content?

RelativeLayout onCreateLayout = new RelativeLayout(this); onCreateLayout.setBackgroundColor(Color.CYAN); RelativeLayout.LayoutParams ClickMeParms = new RelativeLayout.LayoutParams ( RelativeLayout.LayoutParams.WRAP_CONTE...
asked by 22.06.2017 / 14:13
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What is the difference between marginStart / marginLeft and marginEnd / marginRight?

I know this is a fairly simple question, but I have already tried it and still have not found a satisfactory answer. After all, is marginLeft not equivalent to marginStart ? And would not it be the same for marginEnd and m...
asked by 21.12.2016 / 19:30
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How to uncheck a CheckBox when marking another?

I wish this could not happen. The user clicking on the other CheckBox , deactivated the one previously marked. MainActivity.java package genesysgeneration.umouoto; import android.support.v7.app.AppCompatActivity; import an...
asked by 10.01.2017 / 01:27