What is the canonical way for accessing the local documentation on any available Shell Options builtin with shopt? I'm using Ubuntu 12.04 and can run help shopt to get a description of what shopt ...
I try to set autocd option in bash so I don't have to type cd src and can just type src. However shopt -s autocd gives me: -bash: shopt: autocd: invalid shell option name (Ubuntu 8.04 hardy)
I need to read and write the positional parameters $@ of a function's caller. The Bash man page says that: A shell function is an object that is called like a simple command and executes a ...
My non-interactive bash shell has extglob off. I would like to turn it on in the statement immediately before a command, but I have noticed that when shopt -s extglob is within an if .. then .. else ...
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 ...