大约有 2,670 项符合查询结果(耗时:0.0160秒) [XML]

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Why sizeof int is wrong, while sizeof(int) is right?

...t*)(+1)). C++ has a somewhat similar issue to resolve with function-style cast syntax. You can write int(0) and you can write typedef int *intptr; intptr(0);, but you can't write int*(0). In that case, the resolution is that the "naked" type must be a simple type name, it can't just be any old type...
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SQL Server dynamic PIVOT query?

... SET @PIVOT_SQL_STRING = 'SELECT top 1 STUFF((SELECT distinct '', '' + CAST(''[''+CONVERT(VARCHAR,'+ @PIVOT_COLUMN+')+'']'' AS VARCHAR(50)) [text()] FROM '+@TABLE+' WHERE ISNULL('+@PIVOT_COLUMN+','''') <> '''' ...
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Why is char[] preferred over String for passwords?

... Why would someone assume the char array was going to be cast as an Object? I'm not sure I get why every likes this answer. Suppose you did this: System.out.println("Password".toCharArray()); – GC_ Aug 22 '16 at 13:23 ...
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How to change webservice url endpoint?

...de with a get[Service]Port method any more. Instead, call get[Service] and cast the resulting object to a BindingProvider to set these kinds of properties. – Christopher Schultz Jun 22 '16 at 19:34 ...
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How to disable / enable dialog negative positive buttons?

...dd that dialog.getButton() only works for AlertDialogs, so you may have to cast the dialog to AlertDialog as you do farther down in the post. – Noumenon Aug 10 '13 at 18:13 ...
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Why functional languages? [closed]

...heard what my co-worker said to a Java lecturer after he was introduced to casting for the first time (at this point he only knew Haskell) - "What?! You mean you've got something and you don't KNOW what type it is?!" – Jacob Stanley Aug 27 '09 at 13:56 ...
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Nullable vs. int? - Is there any difference?

...tions is clearly named logical. Remember, in C# there are no conversions ("casts") between bool and numeric types! – Jeppe Stig Nielsen Aug 14 '15 at 10:41 ...
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How can I use pointers in Java?

...ably meant to say was: Tiger tony = null; tony = third; // OK. Improper Casting: Lion leo = new Lion(); Tiger tony = (Tiger)leo; // Always illegal and caught by compiler. Animal whatever = new Lion(); // Legal. Tiger tony = (Tiger)whatever; // Illegal, just as in previous example. Lion leo = (...
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Using Linq to group a list of objects into a new grouped list of list of objects

... Currently the code doesn't work and causes an error if you try to cast it to previous type of list. Because returning a List in select creates a Lists inside a list which is not the desired output here. For those who have problems I can suggest : var groupedCustomerList = userList.GroupBy(...
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Which Boost features overlap with C++11?

...down or removed using variadic templates. Some common use cases of Lexical cast can be replaced by std::to_string and std::stoX. Some Boost libraries are related to C++11 but also have some more extensions, e.g. Boost.Functional/Hash contains hash_combine and related functions not found in C++11, B...