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What is the use of static constructors?

Please explain to me the use of static constructor. Why and when would we create a static constructor and is it possible to overload one? ...
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Convert HTML to NSAttributedString in iOS

I am using a instance of UIWebView to process some text and color it correctly, it gives the result as HTML but rather than displaying it in the UIWebView I want to display it using Core Text with a NSAttributedString . ...
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What is the purpose of the “final” keyword in C++11 for functions?

...hat is the purpose of the final keyword in C++11 for functions? I understand it prevents function overriding by derived classes, but if this is the case, then isn't it enough to declare as non-virtual your final functions? Is there another thing I'm missing here? ...
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Count, size, length…too many choices in Ruby?

I can't seem to find a definitive answer on this and I want to make sure I understand this to the "n'th level" :-) 6 Answe...
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How to use GROUP BY to concatenate strings in SQL Server?

... or User-Defined Function needed. Just need to be creative with FOR XML and PATH. [Note: This solution only works on SQL 2005 and later. Original question didn't specify the version in use.] CREATE TABLE #YourTable ([ID] INT, [Name] CHAR(1), [Value] INT) INSERT INTO #YourTable ([ID],[Name],[Va...
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Get output parameter value in ADO.NET

...ially you just need to create a SqlParameter, set the Direction to Output, and add it to the SqlCommand's Parameters collection. Then execute the stored procedure and get the value of the parameter. Using your code sample: // SqlConnection and SqlCommand are IDisposable, so stack a couple using()...
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How can I tell if a library was compiled with -g?

I have some compiled libraries on x86 Linux and I want to quickly determine whether they were compiled with debugging symbols. ...
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Default initialization of std::array?

...zed (C++11 §8.5/11). That includes objects of type std::array<T, N> and T[N]. Be aware that there are types for which default initialization has no effect and leaves the object's value indeterminate: any non-class, non-array type (§8.5/6). Consequently, a default-initialized array of object...
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Is there a difference between authentication and authorization?

I see these two terms bandied about quite a bit (specifically in web-based scenarios but I suppose it's not limited to that) and I was wondering whether or not there was a difference. ...
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How to change the URI (URL) for a remote Git repository?

... USB key that I cloned on my hard drive (local). I moved "origin" to a NAS and successfully tested cloning it from here. 25...