QApplication app(argc, argv); QLabel label("Hello from Qt 4.8.7"); label.show(); return app.exec();
If you are maintaining a legacy stack, this is the version to be on. Farewell, Qt 4. You served us well. qt 4.8.7
Even though 4.8.7 was the most secure Qt 4 version, it is no longer receiving official updates. New vulnerabilities discovered in the last decade remain unpatched. QApplication app(argc, argv); QLabel label("Hello from Qt 4
For developers, it was the definitive version to use if you weren't ready to port your entire codebase to the (at the time) newer architecture of Qt 5. It consolidated years of feedback into a single, highly reliable package. Key Features and Improvements Even though 4
The offline documentation remains the best resource, as the online docs have shifted focus to Qt 6. Final Verdict
The end of an era. 🏁