Ok this may not be a very concrete question, and is perhaps subject to taste, yet I'm struggling to get this right so here it goes. I have a computer. This computer has linux on it (thank god). Arch ...
On a standard Linux distribution (e.g. Ubuntu) there is usually /etc/group and /etc/group-, where the second one is only readable by root. man group only describes /etc/group. Thus my question: What ...