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How do I convert a NSString into a std::string?

...hiljordan.eu it could also be that the NSString is nil. In such a case the cast should be done like this: // NOTE: if foo is nil this will produce an empty C++ string // instead of dereferencing the NULL pointer from UTF8String. This would lead you to such a conversion: NSString *foo = @"Foo"; std...
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How to create own dynamic type or dynamic object in C#?

... Anyone know why we have to type cast to access the Add method? That seems strange to me. – Vimes Aug 20 at 16:24 ...
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Explanation of JSONB introduced by PostgreSQL

...reads it (because it gets an invalid representation). Also, you can safely cast the latter to jsonb within the database. – pozs Mar 21 '17 at 9:00 2 ...
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AngularJS HTTP post to PHP and undefined

... you should cast your result in case $_POST is empty : $_POST = (array) json_decode(file_get_contents('php://input'), true). – M'sieur Toph' Oct 12 '14 at 7:12 ...
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Easy way to convert Iterable to Collection

...List type instead? This allows you to satisfy more contracts without down-casting or recomposing and Java has no support for lower type bounds anyway. – Jonathan Neufeld Nov 3 '15 at 20:12 ...
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Checking if an object is null in C#

... Luca, you can also avoid equality overrides by casting to 'object' in the test. On a similar vein, this answer should claim this instead: "if((object)data != null)" since it avoids errors when equality has been overriden. – DAG Mar 1...
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When restoring a backup, how do I disconnect all active connections?

...O @spid WHILE @@FETCH_STATUS = 0 BEGIN SET @SQLCommand = 'KILL ' + CAST(@spid AS VARCHAR) EXECUTE(@SQLCommand) FETCH NEXT FROM UserCursor INTO @spid END CLOSE UserCursor DEALLOCATE UserCursor GO shar...
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Comparator.reversed() does not compile using lambda

...d to provide either an explicit lambda, an exact method ref, a target type cast, or explicit type witnesses for the generic method call to provide the additional type information needed to proceed. – Brian Goetz Aug 7 '14 at 16:02 ...
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Hidden Features of Java

...thod and obtain a sorted thread safe Set of Strings without having to down cast to the ConcurrentSkipListSet. share edited Aug 29 '08 at 19:44 ...
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How to define optional methods in Swift protocol?

...xtension to disallow conforming types to customize unless you specifically cast down to its dynamicType to show you want the conformer's custom implementation. – matthias Oct 1 '15 at 9:54 ...