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Routing: The current request for action […] is ambiguous between the following action methods
...move it to a different controller.
Though your 2 Browse methods are valid C# overloads, the MVC action method selector can't figure out which method to invoke. It will try to match a route to the method (or vice versa), and this algoritm is not strongly-typed.
You can accomplish what you want usin...
What is a method group in C#?
...ied by the delegate type. For more information, see Variance in Delegates (C#) and Using Variance in Delegates (C#).
– user2211290
Nov 24 '17 at 12:27
add a comment
...
vs in Generics
...g derives from object. Before variance in generic interfaces was added to C# and VB.NET (in .NET 4 with VS 2010), this was a compile time error.
After .NET 4, IEnumerable<T> was marked covariant, and became IEnumerable<out T>. Since IEnumerable<out T> only uses the elements with...
Release generating .pdb files, why?
... @the In the footnote, I linked to an article explaining that "the C# compiler by design never produces the same binary twice. The C# compiler embeds a freshly generated GUID in every assembly, every time you run it, thereby ensuring that no two assemblies are ever bit-for-bit identical." Th...
Why can't I have “public static const string S = ”stuff"; in my Class?
...
From the C# language specification (PDF page 287 - or 300th page of the PDF):
Even though constants are considered
static members, a constant
declaration neither requires nor
allows a static modifier.
...
Is functional GUI programming possible? [closed]
...ensions" (FRP Libraries; however, not FP) which was originally written for C# and then ported to Java (RxJava) and JavaScript (RxJS) and various languages. Check out reactivex.ioAt the point, Angular 2 makes extensive use of RxJS.
– srph
Jan 17 '16 at 16:46
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Namespace + functions versus static methods on a class
...ding the static ones.
Extension I
Adding code to a class' interface.
In C#, you can add methods to a class even if you have no access to it. But in C++, this is impossible.
But, still in C++, you can still add a namespaced function, even to a class someone wrote for you.
See from the other side...
When NOT to use yield (return) [duplicate]
... because each enumerator is allocated on the heap. (On implementations of C# I'm aware of; a conforming implementation might have other stack or heap space characteristics.)
But iterating a tree can be O(n) in time and O(1) in stack space. You can write this instead like:
public static IEnumerab...
How to pass table value parameters to stored procedure from .net code
...wCount + 1
WHEN NOT MATCHED THEN INSERT VALUES(S.PageViewID, 1);
END
C# Code:
private static void ExecuteProcedure(bool useDataTable,
string connectionString,
IEnumerable<long> ids)
{
using (SqlConnection c...
The bare minimum needed to write a MSMQ sample application
...searching for over an hour and finding great samples of how to use MSMQ in C# and even one full chapter of a book about Message Queue...But for a quick test all I need is to cover is this scenario, not even in a perfect way, just for a quick demo:
...