Ubutu install qt

wget http://download.qt-project.org/official_releases/qt/5.3/5.3.0/qt-opensource-linux-x64-5.3.0.run

chmod +x qt-opensource-linux-x64-5.3.0.run

./qt-opensource-linux-x64-5.3.0.run


sudo apt-get install synaptic, then open synaptic package manager. Install qt4-default and remove qt5-default. 

Ubutu install qt

原文：http://www.cnblogs.com/ytjjyy/p/4347462.html