Re: [9fans] how to undo in Rio shell window and Acme editor?

["Ethan A. Gardener" <eekee57@fastmail.fm>]

As a small extra hint if you ever need to work outside Acme, any delete of selected text is effectively a cut. You can paste it back in. I used to use that like undo all the time.

On Wed, May 9, 2018, at 7:32 AM, 刘宇宝 wrote:
> Hi all,
> 
> Recently I started an adventure to 9front and found Plan 9 very 
> interesting.  I have thoroughly read the FQA and manual pages at 
> 9front.org, and searched the web, but still don't know how to undo wrong 
> typing in Rio shell window and Acme editor's tag line,  I'm surprised 
> and not so used to the facts that:
> 
> * I can edit the output of a command in shell window, no way to undo
> 
> * I can change or delete the tags for Acme editor and its column, no way 
> to undo,   although the tags for Acme window can't be edited.
> 
> I miss much the *universal* shortcut Ctrl-z on Window and Command-z on 
> macOS,  does Rio and Acme have the equivalent?
> 
> 
> And one more question about Acme: how to quickly enter command? In VIM, 
> I can enter <ESC>...comand<Enter>, in Acme I have to move cursor to 
> command area and click, input command, press <ESC>,  click middle mouse 
> button on the highlighted command, is this the fastest way to input 
> command in Acme?
> 
> 
> Thanks,
> 
> Yubao Liu
> 
> 


-- 
The lyf so short, the craft so long to lerne. -- Chaucer