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How to use enum values in f:selectItem(s)

I want to make a selectOneMenu dropdown so I can select a status on my question. Is it possible to make the f:selectItem more flexible considering what happens if the order of the enums changes, and if the list was large? And could I do this better? And is it possible to automatically "select" the i...
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Manual deployment vs. Amazon Elastic Beanstalk

What are the advantages we get by using Elastic Beanstalk over maually creating EC2 instance and setting up tomcat server and deploy etc for a typical java web applicaion. Are load balancing, Monitoring and autoscaling the only advantages? ...
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npm command to uninstall or prune unused packages in Node.js

Is there a way to simply uninstall all unused (undeclared) dependencies from a Node.js project (ones that are no longer defined in my package.json .) When I update my application I like to have the unreferenced packages removed automatically. ...
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Some questions about Automatic Reference Counting in iOS5 SDK

I'm currently developing an app for iPad. The development started for iOS 4.2 and is now continuing (and I think will be completed) for iOS 4.3. I just read about ARC in iOS 5, and basically I understood that we will never need to release and retain objects anymore. My questions are: ...
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How can I use if/else in a dictionary comprehension?

... You've already got it: A if test else B is a valid Python expression. The only problem with your dict comprehension as shown is that the place for an expression in a dict comprehension must have two expressions, separated by a ...
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How do I provide custom cast support for my class?

How do I provide support for casting my class to other types? For example, if I have my own implementation of managing a byte[] , and I want to let people cast my class to a byte[] , which will just return the private member, how would I do this? ...
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What's the standard way to work with dates and times in Scala? Should I use Java types or there are

What's the standard way to work with dates and times in Scala? Should I use Java types such as java.util.Date or there are native Scala alternatives? ...
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Booleans, conditional operators and autoboxing

Why does this throw NullPointerException 4 Answers 4 ...
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Finding the index of elements based on a condition using python list comprehension

...ython code appears to be very long winded when coming from a Matlab background 5 Answers ...
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How to reduce iOS AVPlayer start delay

Note, for the below question: All assets are local on the device -- no network streaming is taking place. The videos contain audio tracks. ...