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CSS circle style html


      create div with class with name e.g. circle

      create in styleSheet.css class circle



html code

 <div class="circle" id="">3</div>


css code

.circle {
 border-radius: 50%;
    width: 50px;
    height: 50px;
    background: yellow;
    position: absolute;
    display: block;
    border: 6px solid blue;
    font-size: 50px;
    text-align: center;
}






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145

Compressing converting a bitmap to PNG format Android example | compressing-converting-a-bitmap-to-png-format-android-example



public class MainActivity extends Activity {
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(new SampleView(this));
	}

	private static Bitmap codec(Bitmap src, Bitmap.CompressFormat format,
			int quality) {
		ByteArrayOutputStream os = new ByteArrayOutputStream();
		src.compress(format, quality, os);

		byte[] array = os.toByteArray();
		return BitmapFactory.decodeByteArray(array, 0, array.length);
	}

	private static class SampleView extends View {

		// CONSTRUCTOR
		public SampleView(Context context) {
			super(context);
			setFocusable(true);

		}
		@Override
		protected void onDraw(Canvas canvas) {
			Paint paint = new Paint();
			
			canvas.drawColor(Color.YELLOW);
            
        
			Bitmap bmp = BitmapFactory.decodeResource(getResources(), R.drawable.flower_blue);
             
			Bitmap bPNGcompress = codec(bmp, Bitmap.CompressFormat.PNG, 0);

		   int h = bmp.getHeight();
           
           canvas.drawBitmap(bmp, 10,10, paint);
           canvas.drawBitmap(bPNGcompress, 10,10 + h + 10, paint);
           
		}

	}
}

67

File open read to StringBuilder close Java example | file-open-read-to-stringbuilder-close-java-example


BufferedReader , FileReader, StringBuilder , readLine, close Java example

Android example

String MYFILE = "my_file";
FileInputStream fis = openFileInput(MYFILE);
	int c; String sText = "";
	while((c=fis.read())!=-1)
	{

		sText += (char)c; // convert int to char
	 }
	fis.close();						



Java example

try {
	    BufferedReader in = new BufferedReader(new FileReader("myfile.txt"));
	    StringBuilder strBuilder = new StringBuilder();
	    String str;
	    while ((str = in.readLine()) != null) {
	       strBuilder.append(str);
	    }
	    in.close();
	} catch (IOException e) {
		e.toString();
	}

269

How to Add Home Screen Widgets on Your Android Phone | how-to-add-home-screen-widgets-on-your-android-phone


Long press by finger on screen
From dialogue select Widgets
Select your widget
Put your widget on the screen

Video tutorial - to add home screen widgets - Android 2.1