http://qt.nokia.com/

http://releases.qt-project.org/qt4/source/qt-everywhere-opensource-src-4.8.2.tar.gz

sed -i '/-Werror/d' src/3rdparty/webkit/Source/WebKit.pri &&
./configure -prefix /usr \
-docdir /usr/share/doc/qt \
-headerdir /usr/include/qt \
-plugindir /usr/lib/qt/plugins \
-datadir /usr/share/qt \
-translationdir /usr/share/qt/translations \
-sysconfdir /etc/qt \
-system-zlib \
-system-libpng \
-system-libjpeg \
-system-libmng \
-plugin-sql-sqlite \
-openssl \
-opengl \
-glib \
-release \
-nomake examples \
-nomake demos \
-no-separate-debug-info \
-xmlpatterns \
-opensource \
-confirm-license &&
make

make install

Qt Creator IDE

mkdir build &&
cd build &&
qmake ../qtcreator.pro &&
make

make install

Widgets/Components for Desktop usage on Qt Quick

git clone git://gitorious.org/qt-components/desktop.git QtQuickDesktop &&
cd QtQuickDesktop &&
mkdir build &&
cd build &&
qmake ../desktop.pro &&
make

make install