question: public static final String insertImage ( Context contex , Bitmap source , String description , Callback cb ) { final SimpleDateFormat df = new SimpleDateFormat ( "dd/MM/yy:ss:mm:hh" ) ; final String filename_title = "img" + df . format ( new Date ( ) ) ; return insertImage ( contex . getContentResolver ( ) , source , filename_title , description , cb ) ; }
target:  The file will be named as default date and time