Get SensorManager PowerManager WindowManager Display Android example

Locale lc = Locale.getDefault(); // default now locale on device
	String sCountry = lc.getCountry(); // CZ
	
	lc = new Locale("fr","FR"); //FRANCE .. Locale(language, country);
	String sCountry2 = lc.getDisplayCountry(); // Francie

	 Locale locale = Locale.GERMAN;					    
	 String sCountry3 = locale.getDisplayCountry(); // ""

 Locale locale = Locale.GERMAN;
 DateFormat formatter = new SimpleDateFormat("HH:mm:ss zzzz", locale);
 String s = formatter.format(new Date());//13:40:39 GMT+00:00					


// array of locales   
 Locale[] locales = { new Locale("fr", "FR"), new Locale("de", "DE"),
				        new Locale("en", "US") };


Locale locale = Locale.US;

// for date
DateFormat dateFormatterEurope = DateFormat.getDateInstance(DateFormat.DEFAULT,
					Locale.GERMANY);
Calendar myCalendar = Calendar.getInstance();
String sDate = dateFormatterEurope.format(myCalendar.getTime());

        final byte[] langBytes = locale.getLanguage().getBytes(Charsets.US_ASCII);
        
// UTF-8 most widely used text format for to properly display of text
        final Charset utfEncoding = Charsets.UTF_8;
        String text = "ěščřžýáíéůú"; 
        final byte[] textBytes = text.getBytes(utfEncoding);


// other Locale
CANADA
CANADA_FRENCH
CHINA
CHINESE
ENGLISH
FRANCE
FRENCH
GERMAN
GERMANY
ITALIAN
ITALY
JAPAN
JAPANESE
KOREA
KOREAN
PRC // Locale constant for zh_CN. 
ROOT // Locale constant for the root locale. 
SIMPLIFIED_CHINESE
TAIWAN
TRADITIONAL_CHINESE Locale constant for zh_TW. 
UK
US

boolean fc(boolean b) {
	return b;
}// end fc
		boolean bA = true;
		boolean bB = true;
		boolean bC = bA || bB; // true

		bA = true;
		bB = false;
		bC = bA || bB; // true

		bA = false;
		bB = true;
		bC = bA || bB; // true

		bA = false;
		bB = false;
		bC = bA || bB; // false
		
			if(!fc(bB||bA))
			System.out.println("false"); // false
                        else 
			System.out.println("true"); 

ipackage cz.okhelp.my_game;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;


public class Main extends Activity {
private ImageView hImageViewSemafor;
private Button hButton;
	
	@Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        hImageViewSemafor = (ImageView)findViewById(R.id.idImageViewSemafor);
        hButton = (Button) findViewById(R.id.idBtnChangeImage);
        hButton.setOnClickListener(mButtonChangeImageListener);
 
 
       
       
    }
	
    View.OnClickListener mButtonChangeImageListener = new OnClickListener() {
        public void onClick(View v) {
                // setImageResource will change image in ImageView
        	hImageViewSemafor.setImageResource(R.drawable.semafor_green);
            
        }
    };

}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="//schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
<TextView  
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:text="@string/hello"
    />
    
       <ImageView
            android:src="@drawable/semafor_red"
            android:id="@+id/idImageViewSemafor"
            android:background="#66FFFFFF"
            android:adjustViewBounds="true"
            android:maxWidth="47dip"
            android:maxHeight="91dip"
            android:padding="10dip"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />    
    
</LinearLayout>

		Drawable dr = getResources().getDrawable(R.drawable.algebra);
		int h = dr.getIntrinsicHeight();
		int w = dr.getIntrinsicWidth();

		Bitmap ball = BitmapFactory.decodeResource(getResources(), R.drawable.algebra);
		int _nWidth = ball.getWidth();
		int _nHeight = ball.getHeight();