Libraries: observer (pull model) - behavioral design pattern

 

observer (pull model) - behavioral design pattern:

define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically

Author: DMITRII PECHERITSA

 
what is the difference between this library & another yours - Libraries: observer (push) - behavioral design pattern ?
observer (push) - behavioral design pattern
observer (push) - behavioral design pattern
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define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically
 
JeeyCi #:
what is the difference between this library & another yours - Libraries: observer (push) - behavioral design pattern ?

I see now in the bottom of your description:

the push and pull models
//   specifying modifications of interest explicitly
//   encapsulating complex update semantics
//   combining the subject and observer classes