A talk about observer pattern

Posted by Martin on Programmers See other posts from Programmers or by Martin
Published on 2012-04-08T20:40:30Z Indexed on 2012/04/08 23:46 UTC
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design-patterns

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study

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observer-pattern

As part of a university course I'm taking, I have to hold a 10 minute talk about the observer pattern. So far these are my points:

What is it? (defenition)
Polling is an alternative
Polling VS Observer
When Observer is better
When Polling is better (taken from here)
A statement that Mediator pattern is worth checking out. (I won't have time to cover it in 10 minutes)

I would be happy to hear about:

Any suggestions to add something?
Another alternative (if exists)

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