[url=https://stackoverflow.com/questions/28564677/android-studio-error-13-permission-denied-in-linux]https://stackoverflow.com/questions/28564677/android-studio-error-13-permission-denied-in-linux[/url]

#!/usr/bin/env bash

URL="http://perfil.mercadolibre.cl"
LOG="/tmp/perfil"
LOG2="/tmp/site"
LOG3="/tmp/site2"
RE1="https://api.mercadolibre.com/users"


die(){
	echo >&2 "$@"
}

	if (("$#" == 1 )); then
		curl --silent $URL/$1 | grep "showProfile" | grep -o '[0-9]*' > $LOG
		if (( $(wc -l $LOG | awk '{print $1}') == 0 )); then 	
			printf "User $1 not found...\n"	
			rm $LOG
		else
			curl --silent $RE1/$(head -n 1 $LOG) > $LOG2
			cat $LOG2 | grep -Po '"site_id":.*?[^\\]",' | grep -o '[A-Z]*' > $LOG3
			curl --silent https://api.mercadolibre.com/sites/$(cat $LOG3)/search?nickname=$1 >> $LOG2

			#cat $LOG2
		       	id=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/^"id"/ {print $2}')
		       	nickname=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/^nickname/ {print $2}' | tr -d '""')
			registration_date=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/^registration_date/ {print $2,$3,$4,$5}' | tr -d '""')
			country=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/^country_id/ {print $2}' | tr -d '""')
			state=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/"state"/ {print $3}' | tr -d '""')
			city=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/^city/ {print $2}' | tr -d '""' | head -n 1 )
			user_type=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/user_type/ {print $2}' |  tr -d '""')
			points=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/points/ {print $2}')
			permalink=$(cat $LOG2 | sed -e 's/[{}]/''/g' | awk -v RS=',"' -F: '/permalink/ {print $3}'  | sed 's/^.\{2\}//' | tr -d '""' | head -n 1)
			printf "id : $id\nnickname: $nickname\nregistration_date: $registration_date \
			\ncountry: $country\nstate: $state\ncity: $city\nuser type: $user_type\npoints : $points\npermalink: $permalink\nMore User info in $LOG2\n"
			rm $LOG
			rm $LOG3
		fi	
	
	elif (("$#" > 1 )); then
		printf "Error...\n"
	else
		die "Usage : bash mercadolibre.sh NAME_PERFIL"
	fi
	

#!/usr/bin/env bash

(( $EUID != 0 )) && printf "you must be root...\n" && exit ||  while [[ ${exit:-n} != [Yy] ]]; do

echo '********
1-Crear estructura de directorios FHS
2-Crear estructura en el directorio /usr
3-Crear estructura en el directorio /var
4-Salir
**************'
        read -rep $'Entry option : \n' op
        case $op in
                1) printf "hello op1\n";;
                2) printf "hello op2\n";;
                3) printf "hello op3\n";;
                4) read -rep $'Exit Y/N? \n' exit ;;
                *)read -rep $'error enter a valid option... press enter to continue...\n' && clear
                        op= ;;
        esac
done

OPTIMUS + INTEL :
pacman -S intel-dri xf86-video-intel bumblebee nvidia bbswitch primus

gpasswd bumblebee -a $USER

systemctl {enable,start} bumblebeed

optirun glxgears

grub-mkconfig -o /boot/grub/grub.cfg