# curl http://reukiodo.duckdns.org/software/Mac/X/shelldefaults | sudo bash -
# echo "export PS1='\D{%F %T} \[\033[01;32m\]\u\[\033[0m\]@\[\033[01;36m\]\h\[\033[0m\]:\[\033[01;34m\]\w\[\033[0m\]\$ '" >> /etc/profile
# echo "export BASH_SILENCE_DEPRECATION_WARNING=1" >> /etc/profile
# echo "export TIME_STYLE=long-iso" >> /etc/profile
cat >> /etc/profile <<'EOF'
export PS1='\D{%F %T} \[\033[01;32m\]\u\[\033[0m\]@\[\033[01;36m\]\h\[\033[0m\]:\[\033[01;34m\]\w\[\033[0m\]\$ '
export BASH_SILENCE_DEPRECATION_WARNING=1
export TIME_STYLE=long-iso
export EDITOR=/usr/bin/nano
export HISTTIMEFORMAT="%F %T "
cd() { builtin cd "$@" && ls -alh;}
EOF
cat >> /etc/bashrc <<'EOF'
alias ls='ls -G'
alias ll='ls -alh'
EOF