TextWriter in C# is an abstract base class for writing text to a character stream. It provides basic functionality for writing text to various outputs, like files, consoles, strings, and …

StreamReader in C# is a class that provides methods for reading characters from a stream in a particular encoding. It is designed for reading text files and offers methods for …

StreamWriter in C# is a class used for writing characters to a stream in a particular encoding. It’s commonly used for working with text files and provides high-level, efficient methods …

FileStream in C# is used to read from, write to, and manipulate files at the byte level. It’s part of the System.IO namespace and provides fine-grained control over file operations, …

Abstraction is one of the fundamental principles of object-oriented programming that focuses on hiding implementation details and exposing only the essential features of an object. In C#, abstraction is achieved …

Aggregation is a concept in object-oriented programming that defines a “has-a” relationship between objects, where one class contains an object reference to another class. Unlike inheritance (an “is-a” relationship), aggregation …

In C#, destructors are used to clean up resources when an object is no longer needed. They are often used to release unmanaged resources, such as file handles, database connections, …

Constructors are special methods in C# used to initialize objects. They allow you to set up the initial state of an object when it’s created, ensuring that necessary data is …

Encapsulation is a key principle of object-oriented programming that helps to bundle data and methods within a class and control access to them. It hides the internal state of an …

Polymorphism is one of the fundamental concepts in object-oriented programming (OOP). In C#, polymorphism allows objects to be treated as instances of their base class rather than their derived class. …

Inheritance is a key feature of object-oriented programming in C#. It allows a class to inherit fields, methods, and properties from another class, promoting code reusability and simplifying the structure. …

Assignment operators in C# are used to assign values to variables. The most basic assignment operator is =, but there are several compound assignment operators that perform an operation on …