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2014/10/16 ¤W¤È 08:20:34
android Programming Glossary: notesdbadapterHow can i clear a SQLite database each time i start my app http://stackoverflow.com/questions/4499420/how-can-i-clear-a-sqlite-database-each-time-i-start-my-app public class MyDbAdapter private static final String TAG NotesDbAdapter private DatabaseHelper mDbHelper private SQLiteDatabase mDb.. do note.getString note.getColumnIndexOrThrow NotesDbAdapter.KEY_TITLE friends.add new Friend result.getString result.getColumnIndexOrThrow..
How to create a Table with a column of type BLOB in a DBAdapter http://stackoverflow.com/questions/7516933/how-to-create-a-table-with-a-column-of-type-blob-in-a-dbadapter public class CategoryDetails extends Activity public NotesDbAdapter mDbHelper ByteArrayBuffer baf private Cursor mNotesCursor ImageView.. setContentView R.layout.main mDbHelper new NotesDbAdapter this mDbHelper.open new Task_like_flag .execute img ImageView.. mNotesCursor.getBlob mNotesCursor.getColumnIndex NotesDbAdapter.KEY_IMAGE ByteArrayInputStream imageStream new ByteArrayInputStream..
How can i clear a SQLite database each time i start my app http://stackoverflow.com/questions/4499420/how-can-i-clear-a-sqlite-database-each-time-i-start-my-app no idea how to do it this is the dbadapter helper i'm using public class MyDbAdapter private static final String TAG NotesDbAdapter private DatabaseHelper mDbHelper private SQLiteDatabase mDb private static final String DATABASE_NAME gpslocdb private static.. new ArrayList Friend Cursor result fetchAllUsers if result.moveToFirst do note.getString note.getColumnIndexOrThrow NotesDbAdapter.KEY_TITLE friends.add new Friend result.getString result.getColumnIndexOrThrow email while result.moveToNext return..
How to create a Table with a column of type BLOB in a DBAdapter http://stackoverflow.com/questions/7516933/how-to-create-a-table-with-a-column-of-type-blob-in-a-dbadapter as BLOB and shown in ImageView . Java Code CategoryDetails.Java public class CategoryDetails extends Activity public NotesDbAdapter mDbHelper ByteArrayBuffer baf private Cursor mNotesCursor ImageView img Called when the activity is first created. @Override.. void onCreate Bundle savedInstanceState super.onCreate savedInstanceState setContentView R.layout.main mDbHelper new NotesDbAdapter this mDbHelper.open new Task_like_flag .execute img ImageView findViewById R.id.ImageView01 public Bitmap convertBlobToBitmap.. mNotesCursor if mNotesCursor.moveToFirst do imageByteArray mNotesCursor.getBlob mNotesCursor.getColumnIndex NotesDbAdapter.KEY_IMAGE ByteArrayInputStream imageStream new ByteArrayInputStream imageByteArray theImage BitmapFactory.decodeStream..
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