C# Advanced Concepts
1. Async/AwaitLearn C# async and await with examples. Understand asynchronous programming, when to use it, best practices, advantages, and common mistakes in C#.
2. Task vs ThreadLearn the differences between Task and Thread in C#. Understand when to use each, with examples, performance insights, and best practices for asynchronous and parallel programming.
3. Nullable TypesLearn C# nullable types with examples. Understand how to use nullable value types, when to use them, advantages, and common mistakes to avoid null reference issues.
4. Extension MethodsLearn C# extension methods with examples. Understand how to extend existing types, when to use them, advantages, and common mistakes in C#.
5. Partial ClassLearn C# partial classes with examples. Understand how to split class definitions, when to use them, advantages, and best practices for cleaner code organization.
6. Using StatementLearn the C# using statement with examples. Understand how to manage resources, use IDisposable, avoid memory leaks, and follow best practices.
7. List vs DictionaryLearn C# List and Dictionary with examples. Understand differences, when to use each, performance considerations, and common mistakes.
8. LINQLearn C# LINQ with examples. Understand how to query collections using LINQ, when to use it, advantages, performance tips, and common mistakes.
9. Select vs WhereLearn the difference between Select and Where in C# LINQ. Understand when to use each, how they work, examples, performance tips, and common mistakes.
10. First vs FirstOrDefaultLearn the difference between First and FirstOrDefault in C# LINQ. Understand when to use each method, behavior with empty collections, examples, and common mistakes.
11. File Read/WriteLearn how to read and write files in C# using File, StreamReader, and StreamWriter. Understand usage, examples, advantages, and common mistakes.
12. JSON SerializationLearn C# JSON serialization and deserialization using System.Text.Json. Understand how to convert objects to JSON, parse JSON, and handle real-world scenarios.
13. DateTime FormattingLearn C# DateTime formatting with examples. Understand standard and custom formats, parsing dates, culture handling, and common mistakes in date and time operations.
14. LoggingLearn C# logging techniques including basic logging, file logging, and structured logging. Understand when to use logging, best practices, and common mistakes.
15. Try/Catch - Exception HandlingLearn C# try catch exception handling with examples. Understand how to handle errors, use finally blocks, best practices, and common mistakes in C#.
16. Null Reference ExceptionLearn about Null Reference Exception in C#. Understand why it happens, how to fix it, how to prevent it, and common mistakes with real code examples.
17. string to int ConversionLearn how to handle string to int conversion errors in C#. Understand parsing methods, TryParse usage, common mistakes, and safe conversion techniques with examples.
18. enum TutorialLearn C# enums with examples. Understand what enums are, when to use them, how to define and use them, advantages, and common mistakes in C# development.
19. var vs dynamicLearn the difference between var and dynamic in C#. Understand type inference, runtime vs compile-time behavior, examples, advantages, and common mistakes.
20. List-Dictionary ConversionLearn how to convert List to Dictionary and Dictionary to List in C#. Includes LINQ examples, syntax, best practices, and common mistakes.