hint.sh

#!/bin/bash

export PS1=$'\033[47;30m^C\033[0m Interrupt\t\033[47;30m^Z\033[0m Suspend\t\033[47;30m^D\033[0m Close\n\033[47;30m^L\033[0m Clear Screen\t\033[47;30m^S\033[0m Stop Out\t\033[47;30m^Q\033[0m Resume Out\n\033[47;30m^K\033[0m Cut to end\t\033[47;30m^U\033[0m Cut to start\t\033[47;30m^Y\033[0m Paste\n\033[47;30m^P\033[0m Prev cmd\t\033[47;30m^N\033[0m Next cmd\t\033[47;30m^R\033[0m Srch hist\n'"$PS1"