What is the difference between ~/.profile, ~/.bashrc, ~/.bash_profile, ~/.gnomerc, /etc/bash_bashrc, /etc/screenrc …?
Answers to the questions on SO and askubuntu, along with poking through (and reading headers of) $HOME and /etc/, indicate a number of files that can be used to set environment variables, including: ...
set and shopt are both shell builtins that control various options. I often forget which options are set by which command, and occasionally which option sets/unsets (set +o/-o, shopt -s/-u). Why are ...
I have the following setup in .bashrc for coloring of listings. export CLICOLOR=1 export ...