tnngo2

using System;

namespace Theory10
{
    /// <summary>
    /// Class ExtensionExample defines the extension method
    /// </summary>
    static class ExtensionExample
    {
        // Extension Method to convert the fist character to          

tnngo2

using System;

namespace Theory10
{
    class House
    {
        public string HouseName;
        public int Members;
    }

tnngo2

using System;

namespace Theory10
{
    class Dynamic
    {
        static void Main(string[] args)
        {
            dynamic i = 1;
            Console.WriteLine(i.GetType());

tnngo2

using System;

namespace Theory_9
{
    class Salary
    {
        static void Main(string[] args)
        {
            double? actualValue = null;
            double marketValue = actualValue ?? 0.0;

tnngo2

using System;

namespace Theory_9
{
    class Numbers
    {
        static void Main(string[] args)
        {
            System.Nullable<int> numOne = 10;
            System.Nullable<int> numTwo = null;

tnngo2

using System;

namespace Theory_9
{
    class Employee
    {
        static void Main(string[] args)
        {
            int empId = 10;
            string empName = "Patrick";

tnngo2

    // StudentDetails.cs
    partial class StudentDetails
    {
        public void Display()
        {
            Console.WriteLine("Student Roll Number: " + _rollNo);
            Console.WriteLine("Student Name: " + _studName);
        }
    }
    // StudentDetails1.cs

tnngo2

    // MathsDemo.cs
    partial interface IMathsDemo
    {
        int Addition(int valOne, int valTwo);
    }
    // MathsDemo2.cs
    partial interface IMathsDemo
    {
        int Subtraction(int valOne, int valTwo);
    }

tnngo2

using System;

namespace Theory_9
{
    
    class Parameters
    {
        delegate void Display(string msg, int num);

        static void Main(string[] args)

tnngo2

using System;
namespace Theory_9
{
    class MultipleAnonymousMethods
    {
        private delegate void Display();

        static void Main(string[] args)
        {
            Display objDisplay = delegate