.inputrc

# Make sure the system settings for input are used to
$include /etc/inputrc

# Autocomplete on the first hit of the tab key
set show-all-if-ambiguous on

# Do not alert when autocomplete
set bell-style none

# Readline will display completions with matches sorted horizontally in alphabetical order
set print-completions-horizontally on

"\e[A": history-search-backward
"\e[B": history-search-forward