Qt 4 installation:

Windows system:

[1]. Qt 4.8.7 ↓ with Mingw 4.8.2 (Thread model:posix, GCC 4.8.2 (i686-posix-dwarf-rev3, Built by MinGW-W64 project)
[2]. Qt Creator 2.8.1 ↓ based on Qt 4.8.4 (MSVC 2010 x86)
[3]. Boost 1.56 (Mingw 4.8.2)
[4]. MinGW 4.9.1 (Thread model:posix, dwarf exception) ↓
[5]. MinGW Toolchains: [a] Mingw-w64 files
[b] Mingw-w64 toolchains targetting Win32(personal builds)


Debian/Ubuntu system:

[1]. Qt 4.8.4 (GCC 4.6.1 x64 July 2013) lowest prebuilt Qt 4
[2]. Qt Creator 2.8.1
[3]. Qt Creator 3.0.0*
[4]. Install Qt 4:
> sudo apt install qt4-default
[5]. Install c++ boost:
> sudo apt install libboost-dev
> sudo apt install libboost-all-dev
[6]. If GDB fails to run:
> sudo chmod +s /usr/bin/gdb
[7]. Solve help plugin error using:
> sudo apt-get install libgstreamer-plugins-base0.10-0