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C# fundamentals • Object-oriented programming • LINQ and collections • Async/await • ASP.NET Core • Entity Framework • Blazor/MAUI
A modern, object-oriented, and type-safe programming language built by Microsoft.
C# fundamentals • Object-oriented programming • LINQ and collections • Async/await • ASP.NET Core • Entity Framework • Blazor/MAUI
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Featured
How do I solve 'Cannot implicitly convert type 'X' to 'Y'' in C#?
Type conversion errors... |
Beginner |
238
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Beginner |
232
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Beginner |
205
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Beginner |
261
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Advanced |
249
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Beginner |
246
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Featured
Why am I getting 'The type or namespace name 'X' could not be found' in C#?
Resolving missing type/namespace errors... |
Intermediate |
251
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Intermediate |
250
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Intermediate |
273
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Intermediate |
270
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How do I fix 'The best overloaded method match for 'X' has some invalid arguments' in C#?
Invalid method arguments... |
Beginner |
200
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Why do I encounter 'PathTooLongException in C#?'
Path length limitations... |
Beginner |
177
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Why do I get 'FileNotFoundException in C#'?
Handling missing files in C# applications... |
Beginner |
170
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'Namespace 'X' could not be found' - how to resolve this in C#?
Missing namespace errors... |
Beginner |
189
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How to handle 'NullReferenceException in C#'?
NullReferenceException handling... |
Intermediate |
126
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'The type 'X' has no constructors defined' - how to address this in C#?
Missing constructor errors... |
Intermediate |
178
views
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What is 'DivideByZeroException in C#'?
Division by zero... |
Beginner |
131
views
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How to convert a string to an integer in C#?
String to integer conversion... |
Beginner |
144
views
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How can I solve 'Cannot await 'void'' error in C#?
Invalid await usage... |
Intermediate |
215
views
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How to define and call methods in C#?
Defining and calling methods... |
Beginner |
149
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