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How to call C from Swift?
Is there a way to call C routines from Swift?
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How can I combine hashes in Perl?
What is the best way to combine both hashes into %hash1? I always know that %hash2 and %hash1 always have unique keys. I would also prefer a single line of code if possible.
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What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
Searching for the ~ character isn't easy. I was looking over some CSS and found this
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Passing arguments to require (when loading module)
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Is there a timeout for idle PostgreSQL connections?
I see a lot of them. We are trying to fix our connection leak. But meanwhile, we want to set a timeout for these idle connections, maybe max to 5 minute.
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Android onCreate or onStartCommand for starting service
Usually when I create an Android service I implement the onCreate method, but in my last project this does not work. I tried implementing onStartCommand , and this seems to work.
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Android: alternate layout xml for landscape mode
How can I have one layout for landscape and one for portrait? I want to assume extra width and conserve vertical space when the user rotates the phone over sideways.
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How do I enable gzip compression when using MVC3 on IIS7?
Does anybody know how to enable gzip compression in MVC 3? I'm using IIS7.
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HMAC-SHA1 in bash
Is there a bash script to generate a HMAC-SHA1 hash?
4 Answers
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Can I set null as the default value for a @Value in Spring?
I'm currently using the @Value Spring 3.1.x annotation like this:
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