install_useful_ppa.sh

apt-get update
apt-get upgrade

apt-get install software-properties-common python-software-properties

add-apt-repository -y ppa:ubuntu-elisp/ppa
add-apt-repository -y ppa:fish-shell/release-2
add-apt-repository -y ppa:git-core/ppa
add-apt-repository -y ppa:nginx/stable
add-apt-repository -y ppa:mizuno-as/silversearcher-ag
add-apt-repository -y ppa:neovim-ppa/unstable
add-apt-repository -y ppa:chris-lea/redis-server
apt-add-repository -y ppa:chris-lea/node.js

apt-get update

apt-get install build-essential zlib1g zlib1g-dev libreadline6 libreadline6-dev silversearcher-ag emacs-snapshot fish nginx neovim wget ca-certificates inotify-tools nodejs git-core

wget https://packages.erlang-solutions.com/erlang-solutions_1.0_all.deb && sudo dpkg -i erlang-solutions_1.0_all.deb
apt-get update
apt-get install elixir

sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
apt-get update
apt-get upgrade
apt-get install postgresql-9.5