Setup.Ubuntu20.04

#!/bin/sh
# Sets up Ubuntu 20.04 from bare-bones installation 
# Comment out what you don't need or run line-by-line, manually
sudo apt-get -qq update && \
    DEBIAN_FRONTEND=noninteractive \
    sudo apt-get -qq install -y cmake git vim gcc g++ gfortran software-properties-common \
            python3-pip python3-matplotlib python3-numpy likwid

sudo update-alternatives --install /usr/bin/python python /usr/bin/python3 30 \
                         --slave   /usr/bin/pip    pip    /usr/bin/pip3

# Installing latest GCC compiler (version 10)
sudo apt-get -qq install -y gcc-10 g++-10 gfortran-10

sudo update-alternatives \
      --install /usr/bin/gcc      gcc      /usr/bin/gcc-9       80 \
      --slave   /usr/bin/g++      g++      /usr/bin/g++-9          \
      --slave   /usr/bin/gfortran gfortran /usr/bin/gfortran-9     \
      --slave   /usr/bin/gcov     gcov     /usr/bin/gcov-9
sudo update-alternatives \
      --install /usr/bin/gcc      gcc      /usr/bin/gcc-10      90 \
      --slave   /usr/bin/g++      g++      /usr/bin/g++-10         \
      --slave   /usr/bin/gfortran gfortran /usr/bin/gfortran-10    \
      --slave   /usr/bin/gcov     gcov     /usr/bin/gcov-10
sudo chmod u+s /usr/bin/update-alternatives

sudo apt-get clean && sudo rm -rf /var/lib/apt/lists/*

#make clean
#make