fazer:
echo xserver-xorg hold | dpkg --set-selections

desfazer:
echo xserver-xorg install | dpkg --set-selections

ver pacotes em hold:
aptitude search ~ahold

http://www.binarytides.com/install-nginx-php-fpm-mariadb-debian/

http://winhlp.com/node/10

https://www.inmotionhosting.com/support/website/restricting-bots/how-to…
https://www.inmotionhosting.com/support/website/security/block-unwanted…

Install Custom Recovery - https://forums.oneplus.net/threads/oneplus-one-how-to-unlock-bootloader…
twrp - https://forums.oneplus.net/threads/list-oneplus-one-firmwares-modems.42…
https://dl.twrp.me/bacon/ - twrp-3.0.2-0-bacon.img

http://crisqv.blogspot.pt/2013/10/sony-dsc-t300-vibrating-problem.html

git clone https://github.com/letsencrypt/letsencrypt /opt/letsencrypt
cd /opt/letsencrypt
./letsencrypt-auto certonly -a webroot --webroot-path=/var/www/aefm -d aefm.pt -d www.aefm.pt -d museu.aefm.pt -d w3.aefm.pt

https://www.drupal.org/node/1938218
https://www.drupal.org/project/oauth2_server

https://letsencrypt.org/

https://docs.moodle.org/24/en/Git_for_Administrators
https://docs.moodle.org/24/en/Upgrading
https://docs.moodle.org/20/en/Create_Moodle_site_database#MySQL_client