Preparation of build ready.

Make_Ubuntu_Build_Ready

sudo apt-get install \
      build-essential pkg-config libc6-dev m4 g++-multilib \
      autoconf libtool ncurses-dev unzip git python \
      zlib1g-dev bsdmainutils automake curl
      
sudo apt-get install \
    build-essential pkg-config libc6-dev m4 g++-multilib \
    autoconf libtool ncurses-dev unzip git python \
    zlib1g-dev wget bsdmainutils automake mingw-w64
sudo apt install gnupg2  -y 
gpg2 --recv-keys 75CEBDE82D6BECC940EC0D22B3E38C4A2BBDBA1E  
gpg2 --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB  
curl -sL https://deb.nodesource.com/setup_11.x | sudo -E bash -
sudo apt-get install nodejs
curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
sudo apt-get update && sudo apt-get install yarn 
sudo apt-get install libssl-dev libevent-dev libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-test-dev libboost-thread-dev libminiupnpc-dev libzmq3-dev libqt5gui5 libqt5core5a libqt5dbus5 qttools5-dev qttools5-dev-tools libprotobuf-dev protobuf-compiler libqrencode-dev
sudo curl -sSL https://get.docker.com/ | sh
sudo curl -L https://github.com/docker/compose/releases/download/1.24.1/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose  

curl -sSL https://get.rvm.io | bash -s stable 
\curl -sSL https://get.rvm.io | bash -s stable --rails    [any one]

sudo apt-get install build-essential libtool autotools-dev automake pkg-config libssl-dev libevent-dev bsdmainutils
sudo apt-get install libboost-system-dev libboost-filesystem-dev libboost-chrono-dev libboost-program-options-dev libboost-test-dev libboost-thread-dev
sudo apt-get install libboost-all-dev
sudo apt-get install libminiupnpc-dev
sudo apt-get install libzmq3-dev
sudo apt-get install libqt5gui5 libqt5core5a libqt5dbus5 qttools5-dev qttools5-dev-tools libprotobuf-dev protobuf-compiler
sudo apt-get install libqrencode-dev

======================================no need more==================
if need llvm then may install.