大约有 2,253 项符合查询结果(耗时:0.0155秒) [XML]

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Is there a way to check if a file is in use?

...which is more typing. If you have a explicit interface you'd also have to cast. Finally you want to dispose ASAP, and the finally logic may have UI or any other long running actions that have little to do with calling IDispose. </rant> – Spence Nov 27 '...
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static const vs #define

...mpile, though you can wrap an enum into a class with implicit constructor, casting operator and user-defined operators) each constant's type taken from the enclosing enum, so template <typename T> void f(T) get a distinct instantiation when passed the same numeric value from different enums, a...
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How do you find the row count for all your tables in Postgres

...' AND s.nspname=schema_name LOOP RETURN QUERY EXECUTE format('select cast(%L as text),count(*) from %I.%I', table_name, schema_name, table_name); END LOOP; end $$ language plpgsql; It takes a schema name as parameter, or public if no parameter is given. To work with a specific list...
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How to pass object with NSNotificationCenter

...on: Notification){ // Important: - Grab your custom object here by casting the notification object. guard let yourPassedObject = notification.object as? YourCustomObject else {return} // That's it now you can use your custom object // // } // MARK: ...
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What do people find difficult about C pointers? [closed]

... left till someone tries to build a compiler. "Memory is memory is memory" Casting just changes which versions of operators or how much room the compiler gives for a particular chunk of memory. You know you're dealing with this problem when people talk about "what (primitive) variable X really is". ...
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C/C++ with GCC: Statically add resource files to executable/library

...t uniform, then char is probably the most convenient: take its address and cast the pointer to the proper type as you traverse the data. share | improve this answer | follow...
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How to sort an IEnumerable

... Smart idea and naming! But why the double casting anti pattern in listToSort = (src is List<T>) ? (List<T>)src : new List<T>(src);? What about having it like listToSort = (src as List<T>); if (null == listToSort) listToSort = new List<T>...
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Why can't C++ be parsed with a LR(1) parser?

...xed as: int (MyClass::*)(char*) MethodPtr; this being coherent with the cast operator (int (MyClass::*)(char*)) typedef int type, *type_ptr; could be forbidden too : one line per typedef. Thus it would become typedef int type; typedef int *type_ptr; sizeof int, sizeof char, sizeof long lon...
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How do I make calls to a REST api using C#?

...uld be to use RestSharp. You can make calls to REST services and have them cast into POCO objects with very little boilerplate code to actually have to parse through the response. This will not solve your particular error, but answers your overall question of how to make calls to REST services. Havi...
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Best way to compare two complex objects

....Equals method (whose execution would be marginally slower due to the type cast). When you override Object.Equals, you’re also expected to override Object.GetHashCode; I didn’t do so below for the sake of conciseness. public class Person : IEquatable<Person> { public int Age { get; s...