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  1. If you are referring an old DLL then it can't be used. So you have to refer to a new DLL. If you are using it in a different namespace and trying to use the other namespace's dll then it won't refer to this method. You may need to rebuild the project. I think third option might be the cause for you.

  2. 25 Ιαν 2010 · No, there is no replacement for an #include statement. C# is an object-oriented language where code is organised into classes. You can use code from one class in another class depending on its visibility, and you can split the code from a single class across multiple source files using partial classes.

  3. 23 Φεβ 2022 · In C#, the .NET Base Class Library(BCL) has a language-specific alias which is Object class with the fully qualified name as System.Object. Every class in C# is directly or indirectly derived from the Object class.

  4. 1 Φεβ 2023 · #if, along with the #else, #elif, #endif, #define, and #undef directives, lets you include or exclude code based on the existence of one or more symbols. Conditional compilation can be useful when compiling code for a debug build or when compiling for a specific configuration.

  5. Everything in C# is associated with classes and objects, along with its attributes and methods. For example: in real life, a car is an object. The car has attributes , such as weight and color, and methods , such as drive and brake.

  6. 14 Σεπ 2017 · C++/C# interop code can prove to be quite difficult to debug, especially across the boundary between managed and unmanaged code. The use of logging can mitigate this problem. PInvoke requires C-style linkage.

  7. 7 Φεβ 2024 · Exceptions in C# provide a structured, uniform, and type-safe way of handling both system level and application-level error conditions. 21.2 Causes of exceptions. Exceptions can be thrown in two different ways. A throw statement throws an exception immediately and unconditionally.