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Get IP address of visitors using Flask for Python

...emote_addr) When proxies, such as nginx, forward addresses, they typically include the original IP somewhere in the request headers. Update See the flask-security implementation. Again, review the documentation about ProxyFix before implementing. Your solution may vary based on your particular...
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How to add a 'or' condition in #ifdef

... 328 #if defined(CONDITION1) || defined(CONDITION2) should work. :) #ifdef is a bit less typing,...
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How to perform runtime type checking in Dart?

... The instanceof-operator is called is in Dart. The spec isn't exactly friendly to a casual reader, so the best description right now seems to be http://www.dartlang.org/articles/optional-types/. Here's an example: class Foo { } main() { var foo = ne...
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Serializing an object as UTF-8 XML in .NET

...o a string again, so its no longer in UTF-8, but back in UTF-16 (though ideally its best to consider strings at a higher level than any encoding, except when forced to do so). To get the actual UTF-8 octets you could use: var serializer = new XmlSerializer(typeof(SomeSerializableObject)); var mem...
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How To: Best way to draw table in console app (C#)

..., until you start working with non-unicode characters. Then the width gets all messed up. – Thom Jul 6 at 9:54 add a comment  |  ...
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Convert JS date time to MySQL datetime

... How do you call a function like this with a variable? – Catfish Mar 12 '13 at 4:50 ...
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Method call if not null in C#

...oving the race-condition, i.e. you don't need a temporary variable. So normally you'd need: var handler = SomeEvent; if(handler != null) handler(this, EventArgs.Empty); but with: public static void SafeInvoke(this EventHandler handler, object sender) { if(handler != null) handler(sender, Eve...
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Check if a value is in an array (C#)

... @Sami: Linq uses loops internally. – user195488 Nov 6 '12 at 19:22 2 ...
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How do I debug error ECONNRESET in Node.js?

...ity wiki 2 revs, 2 users 67%Suzana_K 4 ...
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How to implement classic sorting algorithms in modern C++?

... transparent comparators of the form std::less<> that act polymorphically on their arguments. This avoids having to provide an iterator's type. This can be used in combination with C++11's default function template arguments to create a single overload for sorting algorithms that take < as ...