.bash_aliases

# basics
alias lt="ls --human-readable --size -1 -S --classify"
alias mnt="mount | awk -F' ' '{ printf \"%s\t%s\n\",\$1,\$3; }' | column -t | egrep ^/dev/ | sort"
alias hgrep="history|grep"
alias cpuinfo="cat /proc/cpuinfo"
alias latest="ls -t -l"
alias count="find . -type f | wc -l"

.bash_functions

function cl() {
    DIR="$*";
        # if no DIR given, go home
        if [ $# -lt 1 ]; then
                DIR=$HOME;
    fi;
    builtin cd "${DIR}" && \
    # use your preferred ls command
        ls -F --color=auto
}