/tags/arch/ Recent content in arch on Balkian's site Hugo -- gohugo.io en-us This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. /cheatsheet/linux/ Mon, 01 Jan 0001 00:00:00 +0000 /cheatsheet/linux/ Black screen and LightDM doesn’t unlock Add this to your /etc/lightdm/lightdm.conf file: 1 2 [LightDM] logind-check-graphical=true Edit previous commands fc is a shell builtin to list and edit previous commands in an editor. In addition to editing a single line (which you can also do with C-x C-e), it also allows you to edit and run several lines at the same time.