Install Qt5.7 binary on Ubuntu 16.04

Use Ubuntu Server 16.04 for Example

For C++ need build-essential, OpenGL need libgl1-mesa-dev
and install Qt 5.7 binary from PPA

sudo add-apt-repository -y ppa:beineri/opt-qt57-xenial
sudo apt update
sudo apt install -y build-essential libgl1-mesa-dev qt-latest
. "/opt/qt57/bin/qt57-env.sh"

For env setting, add bashrc command
echo . "/opt/qt57/bin/qt57-env.sh" >> .bashrc

=== Ref
Install Qt 5 on Ubuntu
https://wiki.qt.io/Install_Qt_5_on_Ubuntu

Stephan Binner
https://launchpad.net/~beineri