[Twisted-Python] Lost slides with deferred errbacks

anatoly techtonik techtonik at gmail.com
Thu Mar 7 07:04:00 EST 2013

On Thu, Mar 7, 2013 at 1:53 PM, Adi Roiban <adi at roiban.ro> wrote:

> On 7 March 2013 12:32, anatoly techtonik <techtonik at gmail.com> wrote:
> > Hi,
> >
> > Some months ago I saw slides about how deffered work in Twisted.
> > If I remember correctly these there two columns on yellow background,
> > with pictures on the right, which described how errback processing
> > propogates and how to handle deferreds.
> >
> > Does anybody remember them? I looks like color codes for the blocks
> > on the diagrams were filled bright green and solid bright red square
> > blocks. I can't find them, does anybody know where I could see them?
> Hi,
> I don't know about those slides, but I read about errback propagation
> from the official docs.
> Does this help?
> http://twistedmatrix.com/documents/12.3.0/core/howto/defer.html

I am looking for slides to see if they will be suitable as an exception
example for
Haskel folks. Seems like there are no exceptions in functional languages,
so a
mechanism like errbacks can be a replacement.

The text is good for someone who knows Twisted, but the presentation was
simple for everyone, or at least I've got this impression,
anatoly t.
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