#!/bin/bash
declare -A keys
while read k; do 
   [[ ${keys["$k"]} ]] || let keys["$k"]=0
   [[ $k == true || $k == false ]] || let keys["$k"]++
done < <(sed -n 's/.*value="\(.*\)"\/>/\1/p' .config/xfce4/xfconf/xfce-perchannel-xml/xfce4-keyboard-shortcuts.xml |sort )

found=0
for i in ${!keys[@]}; do 
   if [[ ${keys["$i"]} > 1 ]]; then
      echo ${keys["$i"]} $i
      let found++
   fi
done
echo $found doubles