Date getDate is deprecated Java Android

Google Android button example source code for developers.

// get handle
Button myButton;
myButton = (Button)findViewById(R.id.idMyButton);
//set focus
myButton.requestFocus();
// set background image
myButton.setBackgroundResource(R.drawable.backImage);
// or
myButton.setBackgroundDrawable(getResources().getDrawable( R.drawable.someImage));

// set visibility
myButton.setVisibility(View.INVISIBLE); // VISIBLE

///////// SET LISTENER
       Button myButton =(Button)findViewById(R.id.button1);
        myButton.setOnClickListener(new Button.OnClickListener() {
            public void onClick(View v) {
                Toast.makeText(getApplicationContext(), "AHOJ",
                    Toast.LENGTH_LONG).show();
            }
        });	

// or set onClickListener
 myButton.setOnClickListener(myListener);
//end onCreate .....
   private OnClickListener myListener = new OnClickListener() {
        public void onClick(View v) {

        }
   }

Android app setup preferences, settings, open, read, write, onStop(), onPause(), getSharedPreferences(), SharedPreferences.Editor getInt(), getBoolean(), getString() , putInt(), putString(), putBoolean() example source code.

import android.content.SharedPreferences;

public class MainClass extends Activity {
  public static final String PREFERENCES_NAME = "MyPrefsFile";
  String myNewString;
  int myNewInt;
  Boolean myNewBool;


   @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        // read old settings if exist
      SharedPreferences settings = getSharedPreferences(PREFERENCES_NAME, 0);
			
     String sDefault = "Hello!";
      String sStringFromPrefFile = settings.getString("myString", sDefault); // new text  or default Hello!
          
      int nDefaultIndex = 2; //
      int nIndexFromPrefFile = settings.getInt("myInt", nDefaultIndex); // 4 or default 2
			
      Boolean bDefault = false;
      Boolean bFromPrefFile = settings.getBoolean("silentMode", bDefault); // true or default false
        
        
        // new settings will saved in onStop or onPause
        myNewString = "new text";
        myNewInt = 4;
        myNewBool = true;
     }   

    @Override
    protected void onPause() {
    	super.onPause();
        Toast.makeText(getApplicationContext(), "onPause "
        		, Toast.LENGTH_SHORT).show();

    	savePreferences();
    }
    
    @Override
    protected void onStop() {
    	super.onStop();
    	savePreferences();
    }
    /**save settings*/	
    public void savePreferences(){
    	try {
    		SharedPreferences settings = getSharedPreferences(PREFERENCES_NAME, 0);
    		SharedPreferences.Editor editor = settings.edit();
 
    		editor.putString("myString", myNewString);
     		editor.putInt("nMyInt", myNewInt);
    		editor.putBoolean("silentMode", myNewBool); // 
    		
    		editor.commit();
    	} catch (Exception e) {
    		// TODO Auto-generated catch block
    		e.printStackTrace();
    	}
    	
    }	
}

I You use offline work for better building speed of project or for other purpose
https://gradle.org/releases

Offline work:
File - Settings - Gradle
- select Use local gradle distribution
- select path Gradle home:
- check Offline work

How to quickly change all icon set in .apk project with Eclipse:

Right click on project in folder tree
Select New - Ohter


In open wizard dialog select Android Icon Set


Set Icon set name:


Open some large icon for your project for example 512x512 px and wizard will make all set of icons from one largest icon:


Wizard will create all set of icons from this one largest icon.
Click on finish button:

Create file restartADB.bat in folder
c:\Program Files\Android\android-sdk-windows\platform-tools\
Write into restartADB.bat this code:

adb kill-server && adb start-server
pause

Save restartADB.bat file.
If you want restart adb.exe server, run restartADB.bat by double click on icon.


Next example:

1. Open Total Commander


2. Open folder with adb.exe usually in
   c:\Program Files\Android\android-sdk-windows\platform-tools\


3. Put into command line command: adb kill-server && adb start-server and press Enter

[caption id="attachment_778" align="alignleft" width="300" caption="ADB server restart by command line"][/caption]

Try restart ADB if this or similar errors:
Emulator] emulator: emulator window was out of view and was recentred