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C++ auto keyword. Why is it magic?

From all the material I used to learn C++, auto has always been a weird storage duration specifier that didn't serve any purpose. But just recently, I encountered code that used it as a type name in and of itself. Out of curiosity I tried it, and it assumes the type of whatever I happen to assig...
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SQL UPDATE all values in a field with appended string CONCAT not working

Here is what I want to do: 7 Answers 7 ...
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How do you attach and detach from Docker's process?

I can attach to a docker process but Ctrl + c doesn't work to detach from it. exit basically halts the process. 15 Ans...
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How do I include a file over 2 directories back?

How do you include a file that is more than 2 directories back. I know you can use ../index.php to include a file that is 2 directories back, but how do you do it for 3 directories back? Does this make sense? I tried .../index.php but it isn't working. ...
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How do I print to the debug output window in a Win32 app?

I've got a win32 project that I've loaded into Visual Studio 2005. I'd like to be able to print things to the Visual Studio output window, but I can't for the life of me work out how. I've tried 'printf' and 'cout ...
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Remove columns from DataTable in C#

I have a DataSet which I get a DataTable from that I am being passed back from a function call. It has 15-20 columns, however I only want 10 columns of the data. ...
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Debug vs. Release performance

I've encountered the following paragraph: 10 Answers 10 ...
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Getting parts of a URL (Regex)

Given the URL (single line): http://test.example.com/dir/subdir/file.html 25 Answers ...
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MongoDB/Mongoose querying at a specific date?

Is it possible to query for a specific date ? 6 Answers 6 ...
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What guarantees are there on the run-time complexity (Big-O) of LINQ methods?

I've recently started using LINQ quite a bit, and I haven't really seen any mention of run-time complexity for any of the LINQ methods. Obviously, there are many factors at play here, so let's restrict the discussion to the plain IEnumerable LINQ-to-Objects provider. Further, let's assume that any...