The following takes Unicode data from a TPtr16 and stores it in a TBuf8 using cp1252 conversion:

TPtr16 ptr16 = ...;
TBuf8<20> buf8;
CCnvCharacterSetConverter* converter =...

> How can we set short-cut key to bring a background application to foreground, through java application or using EPOC's built-in features?

Symbian's Quartz 6.1 SDKs for Java provide a custom Java...

See FAQ-0743 on http://www3.symbiandevnet.com/faq.nsf for a method of sending an SMS from code without any user intervention.

If all socket connections are closed (e.g. with Shutdown()) an Internet connection should be automatically terminated.