Most Holy Trinity. Most Holy Trinity is a parish steeped in local history. In 1834, Bishop RÃ©sÃ© bought a Presbyterian church with the intention of reusing it as a Catholic parish for Irish immigrants. The church was moved downtown to the corner of Bates and Cadillac Square and became the first English-speaking, Catholic parish in Detroit.
Abstract Class in C#. An Abstract class is an incomplete class or special class we can't instantiate. An Abstract class is an incomplete class or special class we can't instantiate. We can use an Abstract class as a Base Class. An Abstract method must be implemented in the non-Abstract class using the override keyword. After overriding the abstract method is in the non-Abstract class.
A class that is derived from an abstract class may still implement interfaces. Abstract classes are useful when creating components because they allow you specify an invariant level of functionality in some methods, but leave the implementation of other methods until a specific implementation of that class is needed.