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Re: Removing In and Out Labels in all Open Notebooks

• To: mathgroup at smc.vnet.net
• Subject: [mg22000] Re: Removing In and Out Labels in all Open Notebooks
• From: "Dale Horton" <daleh at wolfram.com>
• Date: Thu, 10 Feb 2000 02:25:42 -0500 (EST)
• Organization: Wolfram Research, Inc.
• References: <870usm$8kt@smc.vnet.net> <872j15$ci0@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

P.J. Hinton <paulh at wolfram.com> wrote in message
news:872j15$ci0 at smc.vnet.net...
> In article <870usm$8kt at smc.vnet.net>,
>  Adalbert Hanssen <hanssen at zeiss.de> writes:
>
> > after shutting down the kernel, all the blue In and Out
> > labels remain in the notebook. After starting a new kernel,
> > they remain also on screen.
> >
> > I am looking for some command, to switch off or remove
> > all those blue In and Out-labels on all Notebooks, currently open.
> > I want to put this into Init.m sucht that after starting a new kernel,
> > I can unambiguously tell, which cell was digested by the
> > current session and which one was not.
> >
> > I know, closing and re-opening all notebooks would do the
> > job, but I don't like this, because it is less convenient and
> > also I want to maintain the positions in all open notebooks.
>
> You can paste this snippet in your notebook:
>
> SelectionMove[EvaluationNotebook[], All, Notebook];
> SetOptions[NotebookSelection[EvaluationNotebook[]], CellLabel -> ""]

And to apply it to all notebooks, Map acrosss Notebooks[].

Map[
    (SelectionMove[#, All, Notebook];
    SetOptions[NotebookSelection[#], CellLabel -> ""])&,
Notebooks[] ]

You can put this in your Kernel/init.m to reset the cell labels for all
notebooks when restarting the kernel.