Re: Change default behavior of some commands that act on region?

[Juri Linkov]

> There are some commands, such as `downcase-region',
> that act on the region regardless of whether it's
> active.  Because `transient-mark-mode' has been on by
> default for quite a while now, and because there are
> few such commands, users can wonder what's going on.

I use such customization, problem solved:

#+begin_src emacs-lisp
(define-key esc-map "u" 'upcase-dwim)
(define-key esc-map "l" 'downcase-dwim)
(define-key esc-map "c" 'capitalize-dwim)
#+end_src