Covariance and contravariance are precise terms that describe which conversions are safe on parameters and return types. Learn practical definitions for those terms, what new constructs will be ...

Learn how to work with the Hashtable and Dictionary collection types and when to use one in lieu of the other in your applications Microsoft .Net Framework provides excellent support for working with ...

“I love writing pagination code!”…said no one ever. After what seems like the millionth time writing a list pager from scratch, we’ve come up with a handy generic class to plug in for .NET API ...