Alexandre: have you ever look to http://www.adrian-lienhard.ch/blog?dialog=smalltak-meets-dtrace�� ?
He has integrated DTrace into the SqueakVM.
http://en.wikipedia.org/wiki/DTrace

Maybe it is of help...

Cheers

mariano

On Mon, Apr 25, 2011 at 8:31 PM, Alexandre Bergel <alexandre.bergel@me.com> wrote:
> I understand. But no matter the UI / environment / frontend , you will need first the "backend" (call it as you want).

Yeah, we need an implementation :-)
Your work is indeed important. I foresee nice discussions at esug.

Cheers,
Alexandre

>
> >
> > "What is the exact difference of execution if I slightly change a method?"
> > "If I call #foo it works, if I call #foo2 it does not work. Why? What are the objects that appears with #foo2 that do not appear with #foo?"
> > All these questions are essential in my opinion.
> >
> >
> > I agree.
> >
> > Code profiler and code debugger are pretty poor. I can continue with test code coverage tools.
> > After all, Computer Science is a pretty young science.
> >
> > Cheers,
> > Alexandre
> >
> >
> >
> > On 25 Apr 2011, at 07:34, Craig Latta wrote:
> >
> > >
> > > Hi Alexandre--
> > >
> > >> Debugging, as well as profiling, is a topic that everybody got it
> > >> wrong. We still debug an application in oo in the same way that
> > >> people debugged their C program: thinking in term of call stack and
> > >> stack frame instead of objects.
> > >
> > > � � So tell us more! :) �How do you express causality?
> > >
> > >
> > > -C
> > >
> > > --
> > > Craig Latta
> > > www.netjam.org/resume
> > > +31 06 2757 7177
> > > + 1 415 287 3547
> > >
> > >
> > >
> > >
> >
> > --
> > _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:
> > Alexandre Bergel �http://www.bergel.eu
> > ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > --
> > Mariano
> > http://marianopeck.wordpress.com
> >
>
> --
> _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:
> Alexandre Bergel �http://www.bergel.eu
> ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.
>
>
>
>
>
>
>
>
>
> --
> Mariano
> http://marianopeck.wordpress.com
>

--
_,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:
Alexandre Bergel �http://www.bergel.eu
^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.









--
Mariano
http://marianopeck.wordpress.com