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testing first android app

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http://stackoverflow.com – I'm in the process of writing my first Android app on a Linux system. I've been able to create and start my virtual phone and i have written a "hello Android" app with Eclispe 4.2.1: package org.linuxconfig.helloandroid; import android.app.Activity; import android.os.Bundle; import android.widget.TextView; public class HelloAndroidActivity extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); TextView tv = new (HowTos)

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Submitted by fooubuntu on 01/13/2013 – Made popular on 01/13/2013

Stories similar to testing first android app

Android Development Button 11 weeks 1 day ago

I am learning to make android apps and I have a problem with my hello world programs buttons. Here's my code:

package com.Norwood.helloandroid; import android.app.Activity; import android.os.Bundle; import android.widget.TextView; import android.view.View; import android.widget.Toast;

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hi the function startActivity throws a nullpointer exception this is my class:

package com.example.xxxx.fragments.frag4;

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I Have been working on this program as an assignment and this question I have been trying to answer and to me it should be just:

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import android.app.Activity; import android.os.Bundle;

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/** Called when the activity is

I have a problem with this API.

I've written a simple application which has a TextView which, when clicked, changes into an EditText.

import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.EditText; import android.widget.LinearLayout; import android.widget.TextView;

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Building android application 8 weeks 15 hours ago

I am trying to build a simple application with a button "Play" for Android.In the MainActivty.java file,I get errors with the following code,so what do I need to rectify here?

package com.example.simplemusicplayer;

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