Bash Profile with coloured Prompt

.bash_profile

# Enable programmable completion features.
if [ -f /etc/bash_completion ]; then
    source /etc/bash_completion
fi
 
# Set the PS1 prompt (with colors).
# Based on http://www-128.ibm.com/developerworks/linux/library/l-tip-prompt/
# And http://networking.ringofsaturn.com/Unix/Bash-prompts.php .
#PS1='\n[\u@\h \! \w]\n\[\e[32m\]$ \[\e[0m\]'
 
#PS1='`whoami`@`hostname | sed 's/\..*//'` $ '

PS1="\[\033[36m\]\u\[\033[m\]@\[\033[32m\]\h: \[\033[33;1m\]\w\[\033[m\] $ "
# Set the default editor to vim.
export EDITOR=vim
 
# Avoid succesive duplicates in the bash command history.
export HISTCONTROL=ignoredups
 
# Append commands to the bash command history file (~/.bash_history)
# instead of overwriting it.
shopt -s histappend
 
# Append commands to the history every time a prompt is shown,
# instead of after closing the session.
PROMPT_COMMAND='history -a'
 
# Add bash aliases.
if [ -f ~/.bash_aliases ]; then
    source ~/.bash_aliases
fi