my Framework

David Zmick dz0004455 at gmail.com
Thu Jan 3 15:58:11 UTC 2008


i have the book "Squeak by Example" and i'm reading about that right now!

On 1/3/08, Carlos Lenz <carlos.lenz at gmail.com> wrote:
>
> Hi David
>
> Since this is your first Smalltalk project, understanding the roles of
> messages, objects and classes from the POV of ST will help you.
>
> There are pretty good introductions to ST and/or OO concepts, like this
> one:
>
> http://www.chronos-st.org/Smalltalk-Getting-the-Message.html
>
>
> Cheers
>
> Carlos
>
> On Jan 3, 2008 1:22 PM, David Zmick <dz0004455 at gmail.com> wrote:
> > ok, Thanks!  that clears it up a lot!!
> > happy coding!
> >
> >
> >
> >
> > On 1/3/08, Herbert König <herbertkoenig at gmx.net> wrote:
> > > Hello David,
> > >
> > > DZ> One more question...How do I know when i need to use a class
> > > DZ> method instead of an instance method?
> > >
> > > the obvious reply is: If you want to talk to the class you need a
> > > message implemented as a class side method. Examples:
> > >
> > > a := Float pi
> > > asks the class Float to return an instance of Float with the value of
> > > pi. So you'll find the method pi implemented on the class side of
> > > float.
> > >
> > > then a:=  a + 3.0 talks to an instance of Float so you'll find +
> > > implemented on the instance side of Float (or on of its superclasses).
> > >
> > >
> > > Cheers,
> > > Herbert                            mailto:herbertkoenig at gmx.net
> > >
> > >
> > >
> >
> >
> >
> >
> >
>
>
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