Всякие там полезности
Sql Lite
BEGIN TRANSACTION;
CREATE TABLE shop (_id INTEGER PRIMARY KEY AUTOINCREMENT, number VARCHAR, name VARCHAR);
COMMIT;
Копирование файлов
try {
File sd = Environment.getExternalStorageDirectory();
File data = Environment.getDataDirectory();
if (sd.canWrite()) {
String sourceImagePath= "/path/to/source/file.jpg";
String destinationImagePath= "/path/to/destination/file.jpg";
File source= new File(data, souceImagePath);
File destination= new File(sd, destinationImagePath);
if (source.exists()) {
FileChannel src = new FileInputStream(source).getChannel();
FileChannel dst = new FileOutputStream(destination).getChannel();
dst.transferFrom(src, 0, src.size());
src.close();
dst.close();
}
} catch (Exception e) {}