Re: A History of Variables
- From: "R. Haynie" <rhaynie@xxxxxxxxxxx>
- To: programmingblind@xxxxxxxxxxxxx
- Date: Wed, 14 Oct 2009 11:50:33 -0400
Andreas Stefik wrote:
> Marlon,
>
> Let me rephrase to make sure I understand your suggestions:
>
> 1. A way to search the history would be helpful.
>
> 2. Setup special keys to browse the history.
>
> As for the first, I think that's doable. As for the second, that is
> too, although we were concerned folks might already be overwhelmed
> with having to remember so many hotkeys. Do you think we shouldn't
> worry about that so much?
>
> For example, maybe you go into the watch window in the debugger and we
> have the following keys (tell me what you think)
>
> 1. Left, right, up, and down have their usual functions, browsing
> variables and their children.
>
> 2. Control left or shift left (and corresponding right), changes to
> the previous "history" of the variable
>
> Is this sort of what you meant?
>
> Stefik
>
> 2009/10/14 Marlon Brandão de Sousa <splyt.lists@xxxxxxxxx
> <mailto:splyt.lists@xxxxxxxxx>>
>
> Hello Andreas,
> Nice to hear from you again.
> I guess an excelent way to do that is by setting a group of keys to go
> forward or backward, like ins + d to enter debug mode and ins + d to
> scape debug mode.
> Inside the debug mode, letters V and shift V would be used to hear the
> bnext or previous variable (name and value) in the order specified.
> Letters as f could be used for functions, o for each object
> instantiated and etc. The arrows could be used to navigate like a tree
> view. For example, I am inside a method that makes use of three
> objects inside it. The objects should be like a tree and using arrows
> should let uyou access the internal values of variables, always
> considering the other keys fv for example as quick keys to access what
> is going on.
> Another cool feature would be to strack the informations to a kind of
> file so one can for example easily use regular expressions to get
> qickly information on a multi threaded program in debug mode.
> If you need some more information or ideas just ask.
> Thanks,
> Marlon
>
> 2009/10/13, qubit <lauraeaves@xxxxxxxxx
> <mailto:lauraeaves@xxxxxxxxx>>:
> > I'm not a java programmer, but how do you intend to handle scope
> in such a
> > debugger? If you have gone out of a block or function, you are
> no longer
> > interested in -- nor can you be sure of the value of -- stack
> variables in
> > that function, as that space can be overwritten by other
> function calls. Or
> > am I answering my own question?...
> > Actually, this might be relevant from a debugging standpoint if
> someone
> > tries to use a pointer to a local -- or is that not supported in
> java?
> > I really should glance over a java tutorial... After C++ I hear
> it is easy
> > to learn, but I never took the time to do it.
> > --le
> >
> >
> >
> > ----- Original Message -----
> > From: Andreas Stefik
> > To: programmingblind@xxxxxxxxxxxxx
> <mailto:programmingblind@xxxxxxxxxxxxx>
> > Sent: Tuesday, October 13, 2009 3:04 PM
> > Subject: A History of Variables
> >
> >
> > Hello folks,
> >
> > My student and I are working on part of our auditory debugger (in
> > Sodbeans) related to its ability to "go backwards." Essentially, our
> > debugger allows you to see (or hear) any value of any variable
> that has
> > previously been set in the program. We have a number of ideas
> about how we
> > can structure the audio portion of the debugger, but we're
> curious, if such
> > a feature were available to you, how would you like it to work.
> As such, we
> > pose the following question:
> >
> > Suppose your debugger could execute in reverse and return, in
> audio, the
> > value of any variable that has ever been set in your program.
> Using only the
> > keyboard, how would you like to access such information?
> >
> > While much of the backend is now implemented, we haven't
> implemented the
> > user interface yet, so any ideas, no matter how wacky, are very
> welcome.
> >
> > Stefik
> >
>
>
> --
> When you say "I wrote a program that crashed Windows," people just
> stare at you blankly and say "Hey, I got those with the system, for
> free."
> Linus Torvalds
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>
I'll second Marlon's suggestion of an option to dump of the variable
history to a file (or maybe clipboard).
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