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 ...
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 ...
In Ubuntu I like having shopt -s autocd in my .bashrc file for automatic CD'ing with typing 'cd', i.e. just type the directory name (and probably use tab completion too) and press return and be ...
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 ...
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)
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 ...
I am trying to make use of the solution presented in one of the answers of http://stackoverflow.com/questions/1167746/how-to-assign-a-heredoc-value-to-a-variable-in-bash In Bash version ...
If you type help set, then - among other things - a list of shell options is displayed. But these options are not the same as those displayed with shopt. And different also from those displayed with ...