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Why are C# interface methods not declared abstract or virtual?

...onsider this weird case: interface MyInterface { void Method(); } class Base { public void Method(); } class Derived : Base, MyInterface { } If Base and Derived are declared in the same assembly, the compiler will make Base::Method virtual and sealed (in the CIL), even though Base doesn't imp...
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How to decide font color in white or black depending on background color?

...e intensities. Each 2 digits of the code represent a value in hexadecimal (base-16) notation. I won't get into the details of the conversion here, they're easy to look up. Once you have the intensities for the individual colors, you can determine the overall intensity of the color and choose the co...
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Token Authentication vs. Cookies

... Agreed with Michael Johnston. This answer keeps explaining what token-based authentication is but actually did not answer the question. The closest relevant info I can see is in the last bit "because of the nature of the ember.js framework and also because it fits more with the statefull web ap...
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How can I have lowercase routes in ASP.NET MVC?

....Add(v.Key.ToLowerInvariant(), v.Value); break; } } return base.GetVirtualPath(requestContext, lowerCaseValues); } share | improve this answer | follow ...
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What is the difference between Factory and Strategy patterns?

...ctory that creates your business objects. It may use different strategies based on the persistence medium. If your data is stored locally in XML it would use one strategy. If the data were remote in a different database, it would use another. ...
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Order of serialized fields using JSON.NET

...m.Type type, MemberSerialization memberSerialization) { return base.CreateProperties(type, memberSerialization).OrderBy(p => p.PropertyName).ToList(); } } And then set the settings and serialize the object, and the JSON fields will be in alphabetical order: var settings = new ...
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Should I inherit from std::exception?

...elevant information, and let the catch site format a user-friendly message based on the exception type and the data it carries. – Emil Jan 4 '11 at 1:26 ...
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HttpSecurity, WebSecurity and AuthenticationManagerBuilder

...s("ADMIN","USER"); } configure(HttpSecurity) allows configuration of web based security at a resource level, based on a selection match - e.g. The example below restricts the URLs that start with /admin/ to users that have ADMIN role, and declares that any other URLs need to be successfully authen...
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Difference between classification and clustering in data mining? [closed]

...ve examples but have not classes where to group examples. So in clustering based on examples I need to find clases? Am I right or is there anything important to take in mind? And pleas can You give example? Best regards, Kristaps – Kristaps Feb 21 '11 at 11:13...
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Are negative array indexes allowed in C?

...rr[-2] could potentially be well-defined, and you could determine if it is based on offsetof, etc. – R.. GitHub STOP HELPING ICE Aug 13 '10 at 6:35 4 ...