本人写的关于Symbian OS程序设计的入门文章，可以帮助初学者迅速熟悉Symbian应用程序的开发过程。-I write on the Symbian OS programming entry articles, and can help beginners quickly familiar with the Symbian application development process.

Symbian S60读写文件及图片保存时的读写-Symbian S60 to read and write files and pictures to save time to read and write

You can give Sign number to unsigned Symbian applications.