function todo {
  ack TODO $@ |
    sed -e 's/.*TODO //;s/ \*\/$//;s/ -->//' |
    LC_ALL=C sort -u
}

function which {
  (alias; declare -f) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot $@
} #export -f which

function trash {
  mkdir -p "$HOME/.trash"
  for file in "$@"; do
    mv "$file" "$HOME/.trash/$(basename $file).$(date +%Y%m%d-%H%M%S)"
  done
} # Add this to your crontab:
# 43 0 * * 3 find ~/.trash -mindepth 1 -mtime +90 -delete

wttr() {
  curl -q -H "Accept-Language: ${LANG%_*}" wttr.in/"${1:-Pleasant Grove}\?${2:-0q}"
}

hex() {
  emulate -L zsh
  if [[ -n "$1" ]]; then printf "%X\n" $1
  else print 'Usage: hex <number-to-convert>'; fi
}