Delegates - C Sharp

A delegate is a type safe function pointer.That is, they hold reference(Pointer) to a function.  The signature of the delegate must match the signature of the function, the delegate points to, otherwise you get a compiler error. This is the reason delegates are called as type safe function pointers. A...

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RANK() and DENSE_RANK() - SQL Server

 The RANK() function in SQL Server returns the position of a value within the partition of a result set, with gaps in the ranking where there are ties.The DENSE_RANK() function in SQL Server returns the position of a value within the partition of a result set, leaving no gaps in the ranking...

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Fault Contract in WCF

What is fault Contract? A Fault Contract is a way to handle an error/exception in WCF. In C# we can handle the error using try and catch blocks at the client side. The purpose of a Fault Contract is to handle an error by the service class and display in the client side. Whenever the client...

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