/etc/sudoers
majudhu ALL=(ALL) NOPASSWD:ALL

~/.bashrc
HISTSIZE=5000
HISTFILESIZE=10000
shopt -s globstar
alias saptuu="sudo apt get update && sudo apt get upgrade"
alias ngs="ng serve --host 0.0.0.0"
alias python="python3"
alias pip="pip3"

apt install
vim aptitude build-essential mingw-w64 git-all python3-dev python3-pip python3-venv python3-wheel python3-virtualenv python3-flask sqlite3

debian/ubuntu node10
curl -sL https://deb.nodesource.com/setup_10.x | sudo -E bash -
sudo apt-get install -y nodejs

npm install
ionic cordova angular