Benjamin Walker
What is Hashtable in C#? A hash table is a special collection that is used to store key-value items. So instead of storing just one value like the stack, array list and queue, the hash table stores 2 values. These 2 values form an element of the hash table. Below are some example of how…
Benjamin Walker
What is Queue in C#? The Queue is a special case collection which represents a first in first out concept. Imagine a queue of people waiting for the bus. Normally, the first person who enters the queue will be the first person to enter the bus. Similarly, the last person to enter the queue will…
Benjamin Walker
What is Stack in C#? The stack is a special case collection which represents a last in first out (LIFO) concept. To first understand LIFO, let’s take an example. Imagine a stack of books with each book kept on top of each other. The concept of last in first out in the case of books…
Benjamin Walker
What is ArrayList in C#? The ArrayList collection is similar to the Arrays data type in C#. The biggest difference is the dynamic nature of the array list collection. For arrays, you need to define the number of elements that the array can hold at the time of array declaration. But in the case of…
Benjamin Walker
In our previous tutorial, we have learned about how we can use arrays in C#. Let’s have a quick overview of it, Arrays in programming are used to group a set of related objects. So one could create an array or a set of Integers, which could be accessed via one variable name. What is…
Benjamin Walker
What is Interface in C#? An Interface in C# is used along with a class to define a contract which is an agreement on what the class will provide to an application. The interface defines what operations a class can perform. An interface declares the properties and methods. It is up to the class to…
Benjamin Walker
What is Abstract Class in C#? Abstract Class can never be instantiated and is marked by the keyword abstract. An abstract class contains zero or more abstract methods in it. Abstract class acts as a base class and is designed to be inherited by subclasses that either implement or either override its method. Let’s learn…
Benjamin Walker
What is Inheritance in C#? Inheritance is an important concept of C#. Inheritance is a concept in which you define parent classes and child classes. The child classes inherit methods and properties of the parent class, but at the same time, they can also modify the behavior of the methods if required. The child class…
Benjamin Walker
What is Access Modifier (Specifier) in C#? Access Modifiers or Access Specifiers in C# are the keywords used to define the visibility of a class property or method. It is used when you don’t want other programs to see the properties or methods of a class. Access modifiers restrict access so that other programs cannot…
Benjamin Walker
C# is based on the C++ programming language. Hence, the C# programming language has in-built support for classes and objects. A class is nothing but an encapsulation of properties and methods that are used to represent a real-time entity. For example, if you want to work with employee’s data in a particular application. The properties…
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