Linux initial setup

initial-setup.sh

# enable ntp
timedatectl set-ntp true

# set timezone
# ln -sf /usr/share/zoneinfo/Region/City /etc/localtime
ln -sf /usr/share/zoneinfo/Asia/Jakarta /etc/localtime
hwclock --systohc

# Localization
sed -i '/en_US.UTF-8 UTF-8/s/^#//' /etc/locale.gen
locale-gen
echo "LANG=en_US.UTF-8" >> /etc/locale.conf

# set hostname
# echo <hostname> > /etc/hostname

# local hostname resolution
$EDITOR /etc/hosts
# ex:
# 127.0.0.1        localhost
# ::1              localhost
# 127.0.1.1        <hostname>.localdomain <hostname>
#
# verify
getent hosts

# color output in console (BASH)
sed -i sed -i '/Color/s/^#//' /etc/pacman.conf
echo << EOF >> /etc/bash.bashrc
alias diff='diff --color=auto'
alias grep='grep --color=auto'
alias ip='ip -color=auto'
export LESS='-R --use-color -Dd+r$Du+b'
alias dmesg --color=always
alias ls='ls --color=auto'
export MANPAGER="less -R --use-color -Dd+r -Du+b"
EOF

# awesome packages
# arch linux: pacman -S bat prettyping