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 consisting of only virtual methods is called a Pure Abstract Base Class (or Pure ABC) in C++ and is also known as an interface by users of the language. Other languages, notably Java and C#, support a variant of abstract classes called an interface via a keyword in the language.