.bashrc

# Check for an interactive session[ -z "$PS1" ] && returnalias ls='ls --color=auto'PS1='\[\e[0;32m\][\t][\u@\h \W]\$\[\e[0m\] 'EDITOR=vim# enable bash completion in interactive shellsif [ -f /etc/bash_completion ]; then    . /etc/bash_completionfi