Re: RE: RE: Auto Fill Comments

[Christopher Dimech]

> Sent: Friday, November 27, 2020 at 7:21 AM
> From: "Jean Louis" <bugs@gnu.support>
> To: "Christopher Dimech" <dimech@gmx.com>
> Cc: help-gnu-emacs@gnu.org
> Subject: Re: RE: RE: Auto Fill Comments
>
> * Christopher Dimech <dimech@gmx.com> [2020-11-27 09:08]:
> > Started with Emacs Lisp Manual , then Emacs Lisp Intro.
> > But when I got the buffer-local for the sake of auto-fill,
> > I was finished, Kaput.
> >
> > Anyway, we don't want to rant forever.
>
> I have never used buffer local variables. Recently, developers of
> `emacs-libpq' dynamic module for direct access to PostgreSQL mentioned
> using buffer local variables to keep note of a variable holding the
> database handle.
>
> That would probably mean it would be opening multiple TCP connections
> to the database per each buffer using such handles.
>
> As I am working with the database being displayed in Emacs I will soon
> need to start creating different buffers for different displays of the
> database backed reports. And I wonder if I will need to use buffer
> local variables for that or I will just need to make buffers by new
> names that they reuse the database handle. Probably this way.
>
> But what about using multiple buffers where one has per buffer marked
> items or filtering options. Then such should probably become buffer
> local or otherwise such variables global over buffers would influence
> display in various buffers.

Yes, you would need buffer local.  Welcome to the swamp.