[TUHS] End of an era: the last ATC (USENIX Annual Technical Conference)

[Larry McVoy]

On Fri, Jul 18, 2025 at 06:05:37PM -0700, Bakul Shah wrote:
> On Jul 18, 2025, at 4:59???PM, Larry McVoy <lm at mcvoy.com> wrote:
> > 
> > I sort of get "." to repeat the undo but does nvi have a way to redo the
> > changes you originally did?  I've used that to try and track down what
> > change I did that caused things to break, being able to go back and forth
> > is useful in a long debugging session.
> 
> Let us say you want do undo last 4 changes. You type u...
> Now you want to redo 3 of them. You type u..
> 
> Basically the second u undoes the undo, and . means repeat!

Hmm, I might be dense but I like vims way of "u" means undo, ^R means
put it back.  I do like nvi's u...., I like the . but having "u" mean
undo and redo seems weird.

You say tomato I say tomato :)
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Larry McVoy           Retired to fishing          http://www.mcvoy.com/lm/boat