Where Eclipse stored Settings and Templates Java Code

This version of the rendering library is more recent than your version of ADT plug-in. Please update ADT plug-in

Click on menu Help > Install New Software.
In the Work with field, Add: https://dl-ssl.google.com/android/eclipse/
Select: Developer Tools / Android Development Tools.
Click Next to complete the wizard.

If you have problem try download all sdk + eclipse in one pack , rename old folder for example Andorid_old, create new folder Android and unpack sdk + eclipse from this adress:
//developer.android.com/sdk/index.html

Brand	Samsung
Model (codename)	i9250 Galaxy Nexus
Cena, včetně DPH	9000
Veikost Displaye v palcích	4.65
Display-resolution	1280x720
Dotek-typ	kapacitní
CPU typ
CPU MHz	1200
CPU core	2
L2 cache
RAM	1 GB
ROM	16 - 32 GB
GPU	TI OMAP 4460 1,2 GHz dual-core
NenaMark2 Benchmark
GPU-GLBenchmark
Baterie mAh	1750
Foto MPx	5
Autofocus	yes
Video	480p - 30 frames/s
Official Android ICS	Android 4.0 Ice Cream Sandwich
CyanogenMod support
Dotek-prstů-max
Display-ppi
Display-retina
Network	GSM&EDGE: 850 / 900 / 1.800 / 1.900
Connectivity
Pozn.

samsung-i9250-galaxy-nexus image

getContext() getApplicationContext() method Java Android example source

Context myContext_1 = ThisClassName.this; // to open a Dialog

Context myContext_2 = getContext();

Context myContext_3 = this.getContext();

Context myContext_4 = this;

Context myContext_5 = this.getApplicationContext ();





	OnClickListener getImageBtnOnClick = new OnClickListener() {

		public void onClick(View view) {

			Context context = view.getContext();



		}

	};

// Toast 

Toast.makeText(getApplicationContext(), "Context == getApplicationContext "

   , Toast.LENGTH_SHORT).show();







// store Context in public class

public class MyActivity extends Activity { 

    public static Context myCnt = null; 

    ... 

    protected void onCreate(Bundle icicle) { 

         ... 

        myCnt = this; 

        MyStorage.setContext(myCnt); 

        // or

        // MyStorage.setContext(this);        

        

        // cntxFromStorage == this

        Context cntxFromStorage = MyStorage.getContext();

        ... 

        }; 

    }; 

    

public class MyStorage

{

    private static Context cntStorageContext = null;

 	  

     

    public static Context getContext() { 

        return cntStorageContext;

     }

        

    public static void setContext(Context context) {

	 MyStorage.cntStorageContext = context;

	  }





    }; 



class DataBaseHelper extends SQLiteOpenHelper {

// get MyActivity context 

Context cnt = MyStorage.getContext();



}

If you often copy your Android project to another you have to using function for obtaining varied information about package.
This code show how get package name in Android application as string:

Context context = getContext(); // this.getContext(); getApplicationContext(); etc.
String sPackName = context.getPackageName();

Select file in project explorer
Menu:
File - Make File Read-only - to lock
File - Make File Writable - to unlock