Gerasimos Alexiou geralexgr

## Find empty password in Linux systems
cat /etc/shadow | awk -F: '($2 == "" ) { print $1 " does not have a password "}'

## LVM extend 100% available space
pvcreate /dev/mapper/mpathX
vgextend vg /dev/mapper/mpathX
lvextend -l +100%FREE /dev/mapper/vg

## verify_openssl.txt
openssl s_client -connect HOSTNAME:443

## extend_disk_virtualbox_mac.txt
VBoxManage modifyhd --resize 60000 "/Users/USER/VirtualBox VMs/VM NAME/VM DISC NAME.vdi"

## cmd.txt
keytool.exe -list -v -keystore "%LocalAppData%\Xamarin\Mono for Android\Keystore\keystore\keystore.keystore" -alias NAME -storepass STOREPASS -keypass KEYPASS
	pvcreate /dev/mapper/mpathX
	vgextend vg /dev/mapper/mpathX
	lvextend -l +100%FREE /dev/mapper/vg