| Desc | URL |
|---|---|
| List of Public DNS Servers | https://public-dns.info/ |
| Change Locales (Ubuntu) | https://www.thomas-krenn.com/de/wiki/Locales_unter_Ubuntu_konfigurieren |
| LTS Enabled Stack | https://wiki.ubuntu.com/Kernel/LTSEnablementStack |
| Ubuntu 16-Fail2Ban-Mailalert-GeoIP | https://maksimmanylow.com/post/how-protect-your-server-ubuntu-1604-fail2ban-email-alerts-geoip-filter.html |
| Zypper Manual | https://en.opensuse.org/SDB:Zypper_manual_(plain) |
| SSSD + realmd | https://outsideit.net/realmd-sssd-ad-authentication/ |
| Fritzbox OS Images | http://download.avm.de/fritzbox/ |
| Check “if” “var” is empty | https://serverfault.com/questions/7503/how-to-determine-if-a-bash-variable-is-empty |