This controls GNU readline settings, useful in the Bash shell.
# ~/.inputrc
# $Id: inputrc 1742 2006-04-25 06:39:49Z adamm $
$include /etc/inputrc
# usually bound to unusable C-s (pauses terminal output, cancelable only by
# C-q)
C-t: forward-search-history
# don't match hidden files when performing tab completion, except when a
# leading '.' is used
set match-hidden-files Off
# never ring the terminal bell
set bell-style none
# hit the <Tab> key ONCE to produce a list of all possible completions
set show-all-if-ambiguous on