Smart Developer Android Developer

XML : main.xml : <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"     android:orientation="vertical"     android:layout_width="fill_parent"     android:layout_height="fill_parent"     >     <RelativeLayout android:layout_width="match_parent" android:id="@+id/relativeLayout1" android:layout_height="match_parent" android:background="@color/bgcolor">         <TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textAppearance="?android:attr/textAppearanceLarge" android:layout_alignParentTop="true" android:layout_alignParentLeft="true" android:layout_marginTop="45dp" android:text="Enter User Name :"></TextView>         <EditText android:layout_wid...

XML : main.xml : <?xml version="1.0" encoding="utf-8"?>  <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="fill_parent"    android:layout_height="fill_parent"     android:background="@color/bgcolor" android:orientation="horizontal"> <TextView  android:layout_width="fill_parent"      android:layout_height="wrap_content"      android:text="@string/hello" android:layout_gravity="center_vertical" android:gravity="center_horizontal" android:textColor="@color/fgcolor"/> </LinearLayout> JAVA : FirstActivity.java :   import android.app.Activity; import android.os.Bundle;  public class FirstActivity extends Activity  {       public void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);...