大约有 2,670 项符合查询结果(耗时:0.0205秒) [XML]

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Move an array element from one array position to another

...ve2 = function(pos1, pos2) { // local variables var i, tmp; // cast input parameters to integers pos1 = parseInt(pos1, 10); pos2 = parseInt(pos2, 10); // if positions are different and inside array if (pos1 !== pos2 && 0 <= pos1 && pos1 <= this.lengt...
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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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How can I make Array.Contains case-insensitive on a string array?

...ng case insensitivity into account) is at least possible like this, with a cast: if ( ((IList<string>)mydotNet2Array).Contains(“str”) ) {} As the Contains() method is part of the IList interface, this works not only with arrays, but also with lists, etc. ...
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Null or default comparison of generic argument in C#

...ype Console.WriteLine("test".IsDefault()); // null must be cast to a type Console.WriteLine(((String)null).IsDefault()); } } // The type cannot be generic public static class TypeHelper { // I made the method generic instead public static bool IsDefault<T>(...
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Platform independent size_t Format specifiers in c?

... C89/C90. If you're aiming for C89-compliant code, the best you can do is cast to unsigned long and use the l length modifier instead, e.g. printf("the size is %lu\n", (unsigned long)size);; supporting both C89 and systems with size_t larger than long is trickier and would require using a number of...
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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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How to reverse a singly linked list using only two pointers?

... this the same way you can swap two numbers without using a third. Simply cast the pointers to a int/long and perform the XOR operation a couple of times. This is one of those C tricks that makes for a fun question, but doesn't have any practical value. Can you reduce the O(n) complexity? No, ...
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What is the best method to merge two PHP objects?

... I understand that using the generic objects [stdClass()] and casting them as arrays answers the question, but I thought the Compositor was a great answer. Yet I felt it could use some feature enhancements and might be useful for someone else. Features: Specify reference or clone S...
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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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C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?

... You have to cast IQueryable to DbSet var dbSet = (DbSet<Item>) db.Set<Item>().Include(""); return dbSet.Find(id); share | ...