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Parsing IPv6 extension headers containing unknown extensions

I'm writing a very simple net filter, and getting to where I want to parse IPv6 headers to match things like ICMPv6 types, TCP/UDP port numbers, etc. ...
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Why can I access private variables in the copy constructor?

...eiterating what behaviour's valid. "access modifiers work on class level, and not on object level." - yes, but why? The overarching concept here is that it's the programmer(s) designing, writing and maintaining a class who is(are) expected to understand the OO encapsulation desired and empowered t...
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Why is it not advisable to have the database and web server on the same machine?

...ning to Scott Hanselman's interview with the Stack Overflow team ( part 1 and 2 ), he was adamant that the SQL server and application server should be on separate machines. Is this just to make sure that if one server is compromised, both systems aren't accessible? Do the security concerns outwe...
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Composer: how can I install another dependency without updating old ones?

I have a project with a few dependencies and I'd like to install another one, but I'd like to keep the others the way they are. So I've edited the composer.json , but if I run composer install , I get the following output: ...
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Regular Expressions: Is there an AND operator?

...an use the | (pipe?) to represent OR , but is there a way to represent AND as well? 12 Answers ...
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Get Image Height and Width as integer values?

...e PHP function getimagesize , but I was unable to extract the image width and height as an integer value. 6 Answers ...
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How can I detect if the user is on localhost in PHP?

... @Pekka웃 you can just send e.g. Host: 127.0.0.1 and it would be populated in HTTP_HOST, so it's not reliable method at all. – Dejan Marjanović Mar 19 '13 at 15:49 ...
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When to use the JavaScript MIME type application/javascript instead of text/javascript?

...text/javascript is used in HTML documents so Internet Explorer can understand it. 4 Answers ...
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ASP.NET MVC Razor pass model to layout

... you should have a base viewmodel that your other viewmodels inherits from and type your layout to the base viewmodel and you pages to the specific once. share | improve this answer | ...
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Is using Random and OrderBy a good shuffle algorithm?

...t an O(n) shuffle. The code in the question "works" by basically giving a random (hopefully unique!) number to each element, then ordering the elements according to that number. I prefer Durstenfield's variant of the Fisher-Yates shuffle which swaps elements. Implementing a simple Shuffle extensio...