send text message anonymously android

Android 2.3 began to adopt SQLite 3.7, while SQLite 3.7 began to introduce Wal mode (write ahead log), a new transaction control mechanism, So we will see the. DB-Wal file format in the System text message and contact database ,. The purpose of the introduction is to ensure Database Consistency and avoid Database Consistency when the program crashes. So that's w

When an android text message is selected as a recipient, the number search contact is changed to any location to start matching.The queryLocal function in ContactsProvider2.java is modified as follows:Case CALLABLES_FILTER:......If (searchPhoneNumber ){......Sb. append (Data. _ ID +"IN (select distinct" + PhoneLookupColumns. DATA_ID+ "FROM" + Tables. PHONE_LOOKUP

Recently, during registration, many apps directly enter the verification code when receiving text messages from their mobile phones. The user's automatic input is omitted on the interface. This is really user-friendly, so I made a new one myself. Steps: First, I used ContentObserver to listen for text messages. (You 'd better know the verification code sent from that number) Then, you can get the verificati

1. view the mechanism of SMS re-sending: main log: the re-transmission will be performed in hanldeSmsSent () only when the sending fails due to radio off or no service. The result is RESULT_ERROR_RADIO_OFF/RESULT_ERROR_NO_SERVICE, in either case, the SMS will be re-transmitted. For more information about this function, see SmsReceiverService. java. To sum up our current retransmission mechanism: Modem has two types of retransmission: 1. When CP_DATA is sent, CP_DATA will be re-transmitted withou

mlistadapter appears on this interface. You can see that there is mlistadapter. changecursor in an onquerycomplete () callback method, which is also available in the Stop method, but can be excluded. Now we understand that the adapter data is changed or provided after each asynchronous query based on the callback.Next, you can see where to call the query method of this anonymous internal class. Based on the object declared by this anonymous internal class, you can view its call location in star