Re: the frustration of this kind of advice, was about user agent headers

On 30/11/2021 19:15, Chime Hart wrote:
> Hi Karen: If you want to try a rehash, you would need to type
> tcsh
> then type rehash. Then to get back to your familliar shell, type
> exit

That doesn't make sense.  The hash table is internal to tcsh, and will 
get built when it is launched anyway.

So just running it will have done all the work, and the result will not 
be available to your normal shell.