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I'm working with some C++/CLI code (new syntax) and am trying to declare a generic type and want to set a member variable to it's default.
In C#:
class Class<T> { T member = default(T); }
What's the equivalent in CLI?
generic<typename T> public...
Started by dkackman on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Generic<typename T> public ref class Class { public: Class() : member(T()) { } Class(Class^ c) { member = c->member; } private....
But isn't the private member already initialized with the default constructor?
Interestingly.
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Hello friends,I want to change the default exe icon to someother icon in c/c++ do anybody know how to do that?Please help guys...
Started by Rakesh on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
If you have icons resource in your programming environment.
The 1st of them will be the default.
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What are the access-specifiers available in c#? What is the default one?
Started by Aarti on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
For classes, the default specifier is 'internal' For class-members, the default specifier is private For nested types (inner classes), the default.
The default modifier that is used, depends on the element.
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Ask your Facebook Friends
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Http://www.fredosaurus.com/notes-cpp/arrayptr/array-initialization.html
1: Page above has a nice list over initialization of arrays.
So I have a
int array[100] = {-1};
expecting it to be full with -1's but its not, only first value is and the rest are...
Started by Zka on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
In the case, then all the rest will be initialized with... .
Important than size, you can have a const array of the default values (initialized at compile time or an array like that, the unspecified values are essentially default constructed.
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In C++, why is private the default visibility for members of classes, but public for structs?
Started by S I on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Structs were carried over from C, where....
C++ was introduced as a superset of C.
This way structs declared in C code will continue to work the same way when used in C++ code.
Probably for backwards compatibility with C structs.
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What do the following phrases mean in C++: zero-initialization, default-initialization, and value-initialization? What should a C++ developer know about them?
Started by Bill on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
M; }; // POD struct B { ~B(); int m; }; // non-POD, compiler generated default ctor struct C { C() : m() {}; ~C(); int m; }; // non-POD, default-initialising m int main() { char buf[sizeof(B-initialized;
— if T is a....
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The docs for Dictionary.TryGetValue say:
When this method returns, [the value argument] contains the value associated with the specified key, if the key is found; otherwise, the default value for the type of the value parameter . This parameter is passed...
Started by BCS on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
default(T);
You are looking for this:
default(T);
so:
public T Foo<T>(T Bar) { return default(T); }
Using the default keyword:
T t = default(T).
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I have an ASP.NET website application, and there is a home page for my web site. I need to be able to change the default document of my website programmatically (C#) so that I can make another web page take priority above the one that already exists. ...
Started by Ahmy on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
This simple example demonstrates how to change the default is in its own IIS application/vdir under the....
This article will help you with that.
One possibility is to have a DEFAULT or HOME page, which determines (based on the request want.
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I'm looking for a way to find the name of the Windows default printer using unmanaged C++ (found plenty of .NET examples, but no success unmanaged). Thanks.
Started by Blumer on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
Also being able ) { numprinters=0; } {....
Also note: getting zero for the default printer name length is valid if the user has no printers or has not set one as default.
And the default one if there is one set as the default.
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C++0x adds the ability for telling the compiler to create a default implementation or any of the special member functions , while I can see the value of delete ing a function where's the value of explicitly default ing a function? Just leave it blank ...
Started by Motti on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
I can't see a use for default generating the default constructor since as you say the implementation you the default copy constructor....
I suspect that being able to default generate the copy constructor will be actually useful.
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