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- What is the C# Using block and why should I use it? [duplicate]
The using statement is used to work with an object in C# that implements the IDisposable interface The IDisposable interface has one public method called Dispose that is used to dispose of the object
- What are the uses of using in C#? - Stack Overflow
User kokos answered the wonderful Hidden Features of C# question by mentioning the using keyword Can you elaborate on that? What are the uses of using?
- What is the difference between typedef and using?
Updating the using keyword was specifically for templates, and (as was pointed out in the accepted answer) when you are working with non-templates using and typedef are mechanically identical, so the choice is totally up to the programmer on the grounds of readability and communication of intent
- What is the logic behind the using keyword in C++?
183 In C++11, the using keyword when used for type alias is identical to typedef 7 1 3 2 A typedef-name can also be introduced by an alias-declaration The identifier following the using keyword becomes a typedef-name and the optional attribute-specifier-seq following the identifier appertains to that typedef-name
- c# - in a using block is a SqlConnection closed on return or . . .
Yes Yes Either way, when the using block is exited (either by successful completion or by error) it is closed Although I think it would be better to organize like this because it's a lot easier to see what is going to happen, even for the new maintenance programmer who will support it later:
- Whats the problem with using namespace std;?
The problem with putting using namespace in the header files of your classes is that it forces anyone who wants to use your classes (by including your header files) to also be 'using' (i e seeing everything in) those other namespaces However, you may feel free to put a using statement in your (private) * cpp files
- MySQL JOIN ON vs USING? - Stack Overflow
In a MySQL JOIN, what is the difference between ON and USING()? As far as I can tell, USING() is just more convenient syntax, whereas ON allows a little more flexibility when the column names are not
- Should using directives be inside or outside the namespace in C#?
I have been running StyleCop over some C# code, and it keeps reporting that my using directives should be inside the namespace Is there a technical reason for putting the using directives inside
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