> 100 C# Concepts in 100 Minutes

Master 100 essential C# concepts in 100 minutes. Bite-sized videos covering everything from variables to records, pattern matching, and unit testing.

> Videos

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01. What is C# Programming Language? (60 Seconds Tutorial)

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02. Setup C# in VS Code: The Environment

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03. C# Hello World: Your First Program

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04. C# Variables: How Programs Remember Data

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05. C# Data Types Explained in 60 Seconds

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06. Getting User Input in C#

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07. Working with Strings in C#

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08. C# Math Operations: The Arithmetic Operators You MUST Know

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09. C# Boolean Logic and Comparisons: Making Decisions with True/False

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10. C# If Statements: Making Decisions in Code

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11. Switch Statements: Cleaner Code Logic

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12. For Loops in C#: Repeat Code Efficiently

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13. C# While vs Do-While Loops Explained

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14. Arrays: Storing Multiple Values

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15. Lists: Dynamic Collections in C#

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16. Writing Your First Method in C#

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17. How to Use Method Parameters in C# (Write Reusable Code)

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18. Returning Values from C# Methods

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19. Where Do Your Variables Live? (Understanding C# Scope)

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20. How to Comment Your C# Code

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21. How to Debug C# Code in Visual Studio Code

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22. C# DateTime: How to Handle Dates, Times, and Duration

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23. C# Naming Conventions: Write Clean & Professional Code

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24. Understanding Null in C#

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25. C# Type Conversion Explained: Casting, Parse, & Convert

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26. What is Object-Oriented Programming (OOP)?

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27. How to Create Your First C# Class?

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28. Constructors in C# - Default, Parameterized, & Chaining

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29. C# Properties vs Fields Explained (Getters & Setters)

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30. C# Access Modifiers: Public, Private, & Protected

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31. Static vs Instance Members in C# (Class vs Object)

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32. C# Inheritance: Base & Derived Classes

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33. Method Overriding in C#

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34. Abstract Classes & Methods in C#

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35. Interfaces in C# | Contracts & Multiple Inheritance

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36. Polymorphism in C# | The "Many Forms" of Code

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37. C# Encapsulation Benefits | Data Hiding and Protection

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38. Composition vs Inheritance in C#

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39. Method Overloading in C# (Same Name, Different Parameters)

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40. C# Object Methods | ToString, Equals, & GetHashCode

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41. C# List Deep Dive & Big O Notation Explained

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42. C# Dictionaries | Fast Lookups & O(1) Performance

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43. Arrays vs Lists in C# | Performance vs Flexibility

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44. C# HashSet for Unique Items

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45. Queue vs Stack in C# (FIFO vs LIFO)

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46. Looping Through Collections in C#

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47. C# Collection Initialization | Lists, Dictionaries, & Modern Syntax

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48. ArrayList vs Generic Collections

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49. Two-Dimensional Arrays in C# | Matrices and Jagged Arrays

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50. Sorting Collections in C# | Sort and OrderBy

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51. Searching in C# Collections

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52. Big O Notation & Collection Performance Explained

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53. C# Immutable Collections

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54. Creating Custom C# Collections

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55. Which C# Collection Should You Use?

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56. Introduction to LINQ | Query vs Method Syntax

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57. C# LINQ Basics | Where, Select, OrderBy & Lazy Execution

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58. C# LINQ Method Syntax

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59. C# Lambda Expressions & Closures

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60. C# LINQ Where Method | Filtering Collections

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61. C# LINQ Select | Transforming Data

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62. C# LINQ GroupBy | Organize, Aggregate, & Analyze Data

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63. C# LINQ Joins | Inner, Left and GroupJoin

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64. C# LINQ Aggregates | Sum, Average, Max, Min and more...

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65. C# LINQ Data Finding | First vs Single vs Default (Which Should You Use?)

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66. C# LINQ Data Checking | Any vs All

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67. C# LINQ Data Paging | Take and Skip

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68. C# LINQ Data Cleaning | Distinct and Union

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69. C# LINQ Performance | Optimization Tips

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70. C# Advanced LINQ | Chaining & SelectMany

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71. C# File I/O | Reading Text Files & StreamReader

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72. C# File I/O | Writing & Appending Text Files

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73. C# File I/O | Working with File Paths and The Path Class

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74. C# File I/O | Directory Operations & Folder Management

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75. C# File I/O | File Streams for Large Files

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76. C# File I/O | Parsing CSV Files & CsvHelper

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77. C# File I/O | JSON Serialization & Deserialization

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78. C# File I/O | XML Processing & XDocument

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79. C# File I/O | File System Monitoring & Watcher Events

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80. C# File I/O | Error Handling & Exceptions

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81. C# Error Handling | Exception Essentials

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82. C# Generics | Classes and Methods

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83. C# Delegates & Events

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84. C# Async & Await | Keep Your Apps Responsive

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85. C# Parallel Processing | TPL, Parallel.For & PLINQ

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86. C# Attributes and Reflection

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87. C# Extension Methods

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88. C# Pattern Matching | Switch Expressions & Property Patterns

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89. C# Records

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90. C# Nullable Reference Types

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91. C# Code Organization | Clean Structure & Namespaces

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92. C# Unit Testing

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93. Git Version Control

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94. NuGet Package Management

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95. Configuration and Settings

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96. Logging and Monitoring

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97. Performance Optimization

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98. Security Best Practices

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99. Design Patterns Essentials