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Can you attach Amazon EBS to multiple instances?

We currently use multiple webservers accessing one mysql server and fileserver. Looking at moving to the cloud, can I use this same setup and attach the EBS to multiple machine instances or what's another solution? ...
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Why do we need Abstract factory design pattern?

...tract Factory has been accepted as the solution. To the best of my understanding, these questions represent real concerns or problems that people had, so that should get you started with some real-life examples: Is there a pattern for initializing objects created via a DI container Can't combine ...
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How to disable anchor “jump” when loading a page?

I think this may not be possible, will try and explain as best as I can. I have a page containing tabs (jquery powered), controlled by the following: ...
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Hidden Features of C++? [closed]

... that it can be used as an lvalue: (a == 0 ? a : b) = 1; which is shorthand for if (a == 0) a = 1; else b = 1; Use with caution :-) share edited Jan 7 '09 at 21:...
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Why is lock(this) {…} bad?

...ns, special care should be taken to consider possible deadlock situations, and having an unknown number of lock entry points hinders this. For example, any one with a reference to the object can lock on it without the object designer/creator knowing about it. This increases the complexity of multi-t...
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Is System.nanoTime() completely useless?

...ventov's answer offers a more up-to-date perspective. That post is wrong, and nanoTime is safe. There's a comment on the post which links to a blog post by David Holmes, a realtime and concurrency guy at Sun. It says: System.nanoTime() is implemented using the QueryPerformanceCounter/QueryPerfo...
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Detect backspace in empty UITextField

... answered Dec 30 '09 at 23:10 AndrewAndrew 2,1921414 silver badges1414 bronze badges ...
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How can I start PostgreSQL server on Mac OS X?

I had forgotten to run the initdb command. 33 Answers 33 ...
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Zero-based month numbering [closed]

...nth numbering which is off by 1 -- JavaScript comes to mind, as does Java, and if memory serves, C is another. I have some questions: ...
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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?

... any modifications to new_list changes my_list everytime. Why is this, and how can I clone or copy the list to prevent it? ...