I am developing a voip app in windows phone 8 which I want to turn off screen when user tries to hear through earpiece during call.
A PICC line is a long, thin, hollow tube that a doctor or nurse puts into a vein above the bend of your elbow. It is used to give you chemotherapy and other medicines. A PICC line is a long, thin, hollow tube that a doctor or nurse puts into a vein above the bend of your elbow.
Definition: A Bcc (blind carbon copy; also BCC) is a copy of an email message sent to a recipient whose email address does not appear in the message. This is in contrast to To and Cc recipients, whose addresses do appear in the respective header lines.