Re:J: an alternative to cd that learns where you spend time
by parenthesis on Wednesday February 18, 2009 @09:25AM
(#485772)
I think what is referred to is bash's source command: when you've modified your .bashrc and you want the changes to be reflected in your current shell process, you do
or, equivalently
which runs .bashrc in the current shell, as opposed to in a forked subshell as happens if you did ./.bashrc ; and hence the new functions/aliases/variable settings you've put in .bashrc are now available in the current shell (as opposed to only being visible in a forked subshell and disappearing when it exits).
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