How to do a clock

[spode]

how to do a digital clock, in which time is upgraded every minute?

[DenisKormalev]

Can you elaborate? In short you need to use QLabel + QDateTime + QTimer, it will help you :)

[HuXiKa]

"QLCDNumber?":http://doc.qt.nokia.com/latest/qlcdnumber.html

[Eddy]

on qt-apps there is an example :
http://qt-apps.org/content/show.php/QDigitalClock?content=81242

[dialingo]

Is QML an option?
This analogue clock example comes with Qt.
examples/declarative/toys/clocks
You can easily tweak it to become digital. And you can make it look really really cool with a little help from a graphic artist.