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Re: bundling C-u C-space


From: Tim Johnson
Subject: Re: bundling C-u C-space
Date: Sat, 10 Oct 2015 13:24:04 -0800
User-agent: Mutt/1.5.21 (2010-09-15)

* Drew Adams <drew.adams@oracle.com> [151010 12:47]:
> > > I'd like to get the functionality of Control-u Control-space in
> > > one keystroke (for instance, Control-,)
> > 
> > (global-set-key (kbd "C-,") 'pop-to-mark-command)
> 
> BTW, you could discover `pop-to-mark-command' (it is not mentioned
> in the manual) this way:
> 
> C-h k C-@
> tells you that that command is `set-mark-command'.
> 
> Click the link in buffer *Help* that takes you to the command
> definition in `simple.el'.
> 
> M-x debug-on-entry set-mark-command
> 
> C-u C-@
> 
> and walk through the debugger, to see what functions are used
> to provide the behavior.  You'll see that only function
> `pop-to-mark-command' is invoked.
> 
> It's name suggests that it might be a command, but
> `C-h f pop-to-mark-command' confirms this.  It is all you need.

  As I expected ... additional edification. 

  Do I understand correctly that 4 is the default value when C-u is
  used without a value 
    as in C-u C-@
        ?

  Thanks, Drew
-- 
Tim 
http://www.akwebsoft.com, http://www.tj49.com



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