This document covers the most important differences between Qt 3 and Qt 4. Although it is not intended to be a comprehensive porting guide, it tells you about the most important portability issues that you may encounter. It also explains how to turn
The Only Official Best-Practice Guide to Qt 4.1 Programming Using Trolltech's Qt you can build industrial-strength C++ applications that run natively on Windows, Linux/Unix, Mac OS X, and embedded Linux--without making source code changes. With this
