UPDATED 05/08/2011 * I am new to magento and trying to create an observer that will be triggered upon the payment of an order. For now the observer just sends an email however i will be extending upo
I started to use the pattern observer for develop my jQuery applications, but sincerely I don\'t understand the benefits of this pattern.
Let\'s say I want to implement an event bus using a OO programming language. I could do this (pseudocode):
I used the template pattern for an algorithm I\'m writing. But I combined it with the observer pattern to get informed about the process.
I\'m planning an Android app for some kind of information service. Clients can query some text information from the server and they can add text information too. The concept is the following:
I want to trigger an email if a new system admin is granted. I have set up开发者_高级运维 a user observer. I want to trigger the email when admin column_name changes to true.
I am making a pub/sub object for custom events and I can\'t figure how to add support for events like user.logged.* where it would subscribe the subscriber to the events user.logged.in and user.logged
I am trying to understand the Observable/Observer design pattern. This is the code I have so far (code from Javascript Patterns book):
I developed an inventory application using C#-3.5. The main MDI Form contains a status bar with information on Total Gross Amount in current month and Total Bills generated in current month. Whenever
I\'ve implemented a belongs_to relation with :counter_cache => true and I notice that the counter cache does not get updated if the relation was not set up before the initial save.
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