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How does PHP 'foreach' actually work?

...ference to the array. This reference works exactly like the variable $b in my example. However, the iterator along with the reference live only during the loop and then, they are both discarded. Now you can see that, in all cases but 3, the array is modified during the loop, while this extra referen...
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Why doesn't C# support the return of references?

... This question was the subject of my blog on June 23rd 2011. Thanks for the great question! The C# team is considering this for C# 7. See https://github.com/dotnet/roslyn/issues/5233 for details. UPDATE: The feature made it in to C# 7! You are correct; ....
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In Windows Azure: What are web role, worker role and VM role?

... I have answered my own query, you can open the tcp port, but not bind it to the website. – Richard Astbury Oct 14 '11 at 12:51 ...
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How do HTML parses work if they're not using regexp?

...e "character by character" literally, as you can try to stream things. But my point is that you have to write your own parser. New-aged programmers are not used to writing that kind of code... we're used to "HtmlDocumentUtility.Load" and stuff like that :) – Timothy Khouri ...
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What Does 'Then' Really Mean in CasperJS

...explaining this. This behavior has been killing me for over a year now as my Casper functional tests for an Ajax-heavy application fail randomly all the time. – brettjonesdev Apr 2 '15 at 23:29 ...
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Spring @Transactional - isolation, propagation

... @Donal, oh sorry that wasn't clear. My point was, since sessionFactory.getCurrentTransaction() was added there is no need to run HibernateTemplate anymore to manage transactions. I removed it :) – Johan Sjöberg Dec 13 '11...
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Can I unshelve to a different branch in tfs 2008?

Let's assume that some developer in my team shelved his changes that he did in branch A. And I am working on branch B. Can I unshelve his changes into branch B? (By GUI or command prompt) ...
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Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?

... Iv noticed that is i use the stream early in my code and never again, the client waits for the whole servlet to execute, but when i call close() when im done with the stream, the client returns immediately and the rest of the servlet continues executing. Doesnt that the...
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Analyze audio using Fast Fourier Transform

...h this thread is years old, I found it very helpful. I just wanted to give my input to anyone who finds this and are trying to create something similar. As for the division into bars this should not be done as antti suggest, by dividing the data equally based on the number of bars. The most useful ...
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What's the difference between returning void and returning a Task?

...rs that return the non-generic Task . I can see why returning a Task<MyType> is useful to return data to the caller when the async operation completes, but the functions that I've seen that have a return type of Task never return any data. Why not return void ? ...