How do I completely uninstall Node.js, and reinstall from beginning (Mac OS X)

Question

My version of node is always v0.6.1-pre even after I install brew node and NVM install v0.6.19.

My node version is:

Answer 1

maybe you need to make

hash -r 

it helps with problem of symlink

$ node -v
$ bash: /opt/local/bin/node: No such file or directory