xdotool search --name chromium key --clearmodifiers ${RELOAD}

#!/bin/bash
a=0
RELOAD="CTRL+R"
while (true)
do
    wget -q --spider http://google.com
    if [ $? == $a ]; then
        ps cax | grep chromium
        if [ $? == $a ]; then
            echo "chrome running"
        else
            echo "chrome starting"
            /home/pi/Desktop/APPLICATION_CALENDAR.SH &
        fi
        echo $? $a
        echo "online1"
        xdotool search --name chromium key --clearmodifiers ${RELOAD}
    else
        echo "offline"
        sleep 15s
    fi
sleep 20s
done

curl http://example.com

watch -n60 curl http://example.com

5 * * * * /usr/bin/curl http://example.com > /dev/null 2>&1

curl --data='username=myuser&myemail=myemail@provider.tld' http://example.com

curl -c ~/cookiejar --data='login=mylog&pass=mypass' http://example.com/login.php

curl -c ~/cookiejar http://example.com/private.php

$ curl -c ~/cookiejar --data='login=mylogin&pass=mypass' https://example.com/login.php
$ curl -c ~/cookiejar https://example.com/private.php
$ curl -c ~/cookiejar https://example.com/logout.php
$ rm ~/cookiejar