C# Version HisotryC# Language FeaturesInstalling Visual StudioC# Basic Project StructureHello Wolrd, first C# program
Variables in C# Explicitly typed variables in C#Implicitly typed variables in C#Constants in C#Data types in C#Integral data types in C#Floating-point data types in C#Comparison between Float, Double and DecimalChar data type in C#String data type in C#Boolean data type in C#DateTime data type in C#Enumeration data type in C#Array data type in C#Object data type in C#Dynamic data type in C#Anonymous data type in C#Nullable data type in C#Type casting in C#Type safety in C#Literals in C#Operators in C#Ternary Operator in C#Null coalescing Operator in C#Tilde(~) Operator in C#Keywords in C#Namespace in C#Nullable Types in C#Nullable Helper Class in C#Characteristics of Nullable typesC# Difference between "int" and "int?"
Block statement in C#Empty statement in C#Jump statements in C#Break statement in C#Continue statement in C#Difference between continue and breakGoto statement in C#Return statement in C#Throw statement in C#Yield keyword in C#Checked statement in C#Unchecked statement in C#Lock statement in C#Using statement in C#Enum/Enumeration in C#If-Else statement in C#Switch statement in C#What is a loop in C#?For loop in C#While loop in C#Do while loop in C#Foreach loop in C#Nested loop in C#Infinite loop in C#
C# Method or FunctionC# Method Parameters and ArgumentsC# Method OverloadingC# Return StatementsC# Static vs. Instance MethodsC# Method ModifiersC# Method Signatures and Naming ConventionsC# Function Documentation and CommentsC# Value Type ParametersC# Ref Type ParametersDifference between Value and Ref TypeC# Out ParametersDifference between Ref and out parametersC# Optional parametersAre Nullable types reference types in C#"
Exception Handling in C#Types of exception in C#Try catch finally in C#finally block in C#try block without catch blockMultiple catch blocks in exceptionCatch multiple exceptions in C#Base class of exception in C#finally block execution in C#finally block execution in case of errorFinally and return statementWays to use try-catch-finallyException throw from finally block"throw" and "throw ex" in C#Differene between finalize() and finallyInner exception in C#Error types in C#Catch multi exception by single catch blockUser defined/custom excetion in C#Compile and run time exception in C#Difference between "error" and "exception"System and application exception in C#Exception handling abuse in c#?
C# String BasicsC# String ManipulationC# String FormattingC# String Comparison and SearchingC# StringBuilder ClassC# Regular ExpressionsC# Unicode and EncodingC# String Parsing and ConversionDifference between "string" and "String"C# String Escape SequenceC# Mutable and Immutable ConceptProve that string is immutableString value stored in memoryDifference between string and stringbuilderOverride the tostring() method
Enum/enumeration in C#Can you inherit enum in C#?Convert enum to stringConvert enum to list in C#Cast int value to enum in C#Get int value from enum in C#Convert string to enum in C#Usage of enum in switch case statementLoop through all enum valuesUse tilde(~) with Enum
Main() method basics in C#More than one "Main()" method in C#Static Main() method in C#Overload Main() method in C#Override Main() method in C#Access modifiers of Main() method in C#Non-static method in C#Main() method arguments and return typeasync Main() method in C#Class without Main() method in C#Main() method rules in C#
Recursion in C#Base condition in recursion in C#Recursive Algorithms in C#Tree traversal using recursion in C#Stack overflow error in recursionBack tracking using recursionIndirect recursion in C#Recursive data structures in C#Tail Recursion in C#Recursive problem solvingRecursion vs Iteration
C# File and File InfoC# StreamReader and StreamWriterC# FileStream and BinaryReader/BinaryWriterC# Directory and DirectoryInfo ClassesC# File PathsC# File and Directory OperationsC# File Exceptions and Error HandlingC# File Serialization and DeserializationC# File System Watcher
What is array?Single dimension arrayMulti dimension arrayJagged arrayParam arrayArray with multi data typesDifferent data types from object arrayArray with non-default valuesArray methods and propertiesArray manipulation techniquesArray sorting algorithmsArray Searching algorithms(linear, binary search)Array finding maximum and minimumArray of Reference Types
C# GenericsC# Generic Constraints
C# ArrayListC# Array vs ArrayListC# ListC# SortedListC# DictionaryC# HashtableC# Dictionary vs HashtableC# HashSetC# Hashtable vs HashSetC# StackC# Queue
C# IEnumerableC# IEnumeratorC# ICollectionC# IListC# IDictionaryC# IDisposableC# IComparableC# IEquatableC# ICloneableC# IQueryableC# INotifyPropertyChangedC# INotifyCollectionChangedC# IFormattableC# IAsyncResultC# IComparerC# IEqualityComparerC# IHttpHandlerC# IHttpModule
C# DelegatesC# Single-Cast DelegateC# Multi-Cast DelegateC# Generic DelegatesC# Func DelegateC# Action DelegateC# Predicate DelegateC# Anonymous MethodsC# EventsDifference Between Event & DelegateDifference Between Interface & DelegateC# Covariance and Contravariance
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C# Language Features

C# (pronounced C sharp) is a modern, object-oriented programming language developed by Microsoft. It is widely used for developing a variety of applications, including desktop software, web applications, and games. Here are some key features of the C# language:

  1. Simple and Easy to Learn: C# was designed to be a simple and straightforward language, making it relatively easy to learn and understand, especially for programmers with a background in C-like languages.
  2. Object-Oriented Programming (OOP): C# fully supports object-oriented programming concepts such as classes, objects, inheritance, and polymorphism. It allows you to create modular and reusable code by organizing data and behavior into objects.
  3. Type Safety: C# is a statically typed language, which means that type checking is performed at compile time. This helps catch type-related errors early in the development process, improving code reliability.
  4. Garbage Collection: C# includes automatic memory management through a garbage collector. It automatically tracks and reclaims memory that is no longer in use, reducing the burden on developers to manually manage memory allocation and deallocation.
  5. Exception Handling: C# provides robust support for exception handling, allowing developers to write code that can gracefully handle and recover from errors and exceptional conditions.
  6. Generics: C# supports generic types, which enable the creation of reusable code that can work with different data types. Generics provide type safety and eliminate the need for casting or boxing/unboxing operations.
  7. LINQ (Language-Integrated Query): LINQ is a powerful feature in C# that enables querying and manipulating data from various sources, such as collections, databases, and XML. It provides a unified syntax for querying different data structures, improving code readability and productivity.
  8. Asynchronous Programming: C# has built-in support for asynchronous programming through the async and await keywords. This allows developers to write code that can perform non-blocking operations, such as I/O or network requests, without blocking the execution thread.
  9. Delegates and Events: C# supports delegates, which are function pointers that allow you to create and pass around references to methods. Delegates are often used in event-driven programming to handle events and callbacks.
  10. Language Integrated Query (LINQ): C# includes LINQ, which provides a unified syntax for querying and manipulating data from various sources, such as databases, XML, and collections. LINQ allows developers to write expressive and readable code while working with data.
These are just some of the key features of the C# language. C# continues to evolve, and newer versions introduce additional features and improvements.

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