Android incoming call when someone else is on call
6628
How can I determine if there is a call ringing on "line 2" (e.g. call waiting)
63843
Calling startActivity() from outside of an Activity?
37774
How to set one Ringtone for Contacts and another for non contacts?
154106
handling phone shutdown event in android
130102
Is it possible to call Batch from a future call?
99640
Receiving Push Notifications while in background
34701
Can I block incoming calls using wildcard patterns?
129048
How can I receive phone calls on a Linux server and script stuff depending on the numbers pressed?
18994
Dynamically Determine Calling Context?
41118
How to monitor who is pinging me?
106426
Android – Listen For Incoming SMS Messages
134822
Execute Script when Android Phone is connected to specified/selected USB Port
142940
Recording a phone call in Android
109208
"Tell Friend" example which allow selection multiple contact
54721
Call blocking for iPhone?
83898
Checking if an Android application is running in the background
48003
Make a Call in on number followed by # key