How to upgrade to Ubuntu 13.10 from the command line

command line - Update to 13.10 without GUI access - Ask Ubuntu

After upgrading 13.04 with the latest patches, I'm getting some really weird problems -- namely, logging in at the GUI just dumps me back at the GUI login screen.

How To Update Ubuntu - Easy To Follow Guide

TrustyUpgrades - Community Help Wiki

How to upgrade Ubuntu 13.04 to 13.10 by command line

Ubuntu 14.04, 13.10: Boot into Text Mode / Console / Command Line

How To Upgrade Ubuntu With A Single Command - OSTechNix

How To Upgrade To a Newer Version of Ubuntu 14.04 LTS - nixCraft

Upgrade Ubuntu From Command Line – Linux Hint