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Re: Backspace does not erase in stdout

References <4edcecc6$0$29988$c3e8da3$5496439d@news.astraweb.com> <mailman.3305.1323101623.27778.python-list@python.org> <jbir6r$c3$1@reader1.panix.com> <4edcfe6b$0$29988$c3e8da3$5496439d@news.astraweb.com> <jbivmm$2jl$1@reader1.panix.com>
Date 2011-12-06 09:00 +1100
Subject Re: Backspace does not erase in stdout
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.3323.1323122450.27778.python-list@python.org> (permalink)

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On Tue, Dec 6, 2011 at 4:40 AM, Grant Edwards <invalid@invalid.invalid> wrote:
> After thinking a while, I do remember one program I ran across
> recently that when you hit backspace would erase the entire line, then
> rewrite the entire line stopping one character short of where it was
> before.  Even at network speeds it was noticable when the link was
> encrypted.

I've seen a few programs that do that. Benefit is that it works even
when (a) you're doing more than just "backspace one letter" (eg
deleting an entire word), and (b) when your logical line wraps over
multiple physical lines. It gets ugly fast, though.

ChrisA

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Backspace does not erase in stdout Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-05 16:09 +0000
  Re: Backspace does not erase in stdout Chris Angelico <rosuav@gmail.com> - 2011-12-06 03:13 +1100
    Re: Backspace does not erase in stdout Grant Edwards <invalid@invalid.invalid> - 2011-12-05 16:23 +0000
      Re: Backspace does not erase in stdout Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-05 17:24 +0000
        Re: Backspace does not erase in stdout Grant Edwards <invalid@invalid.invalid> - 2011-12-05 17:40 +0000
          Re: Backspace does not erase in stdout Chris Angelico <rosuav@gmail.com> - 2011-12-06 09:00 +1100
      Re: Backspace does not erase in stdout Nobody <nobody@nowhere.com> - 2011-12-06 09:27 +0000
        Re: Backspace does not erase in stdout Rick Johnson <rantingrickjohnson@gmail.com> - 2011-12-06 05:21 -0800
          Re: Backspace does not erase in stdout Chris Angelico <rosuav@gmail.com> - 2011-12-07 01:03 +1100
          Re: Backspace does not erase in stdout Roy Smith <roy@panix.com> - 2011-12-06 09:49 -0500
        Re: Backspace does not erase in stdout Roy Smith <roy@panix.com> - 2011-12-06 09:45 -0500
        Re: Backspace does not erase in stdout Grant Edwards <invalid@invalid.invalid> - 2011-12-06 15:24 +0000

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