Command Arguments Completion
You will be impressed, how much xmn can help you
With command line arguments completion, you will no longer need to
spend long hours searching for right combination of params and options for
your program. You will get interactive on-command-line help describing options
allowed in current context. Try now and see how smart this completion is, and
how much it can help you.
Note:
You may need to patch your shell if you want to see help text.