WebWhen the child class inherits the parent class, how can the original type be passed in 28 EF6 Code First with generic repository and Dependency Injection and SoC WebNov 30, 2024 · c# - The type T must be a reference type in order to use it as parameter while using interface - Stack Overflow The type T must be a reference type in order to use it as parameter while using interface Ask Question Asked 5 years, 4 months ago Modified 5 years, 4 months ago Viewed 10k times 9 I got the error for the below code
Copy Reference Type from one to another C# - Stack Overflow
WebSep 15, 2024 · You can't do this for DateTime in C#. A primitive type for the CLR is a type on which some low level optimizations are allowed. It's very restricted: only string and the different integer and floating-point numbers structs are primitive types. Share Improve this answer Follow edited May 31, 2024 at 4:01 dyslexicanaboko 4,175 2 36 43 WebMay 16, 2011 · DateTime is a value type so you can't assign a DateTime [] to an object [] variable. You'll have to explicitly create an object array and copy the values over. In other words, create a new array instance of type object []. There are plenty of ways you can do this. A simple use of CopyTo () should be enough. flaschenpost firma
c# - What does "The type T must be a reference type in order to …
WebFeb 17, 2012 · A DateTime is a 8 byte struct. A ref has 4 or 8 bytes depending on your target architecture. So at best you'd save 4 bytes of stack memory, which is completely irrelevant. It's even likely that ref prevents some optimizations, such as placing the DateTime in a register, thus actually increasing memory use. WebToCleanDateTime (this DateTime? dt) { if (dt.HasValue) dt = new DateTime (dt.Value.Year, dt.Value.Month, dt.Value.Day, 0, 0, 0, 0); return dt; } } This line DateTime cleanDate = DateTime.Now.ToCleanDateTime (); throws following exception. WebThere are other Properties of complex type that can't be null, so I used default like: 'public MyClass MyProperty { get; set; } = default! ' to stop the warning. This class (and others) is parameter-less constructor and is lately initialized outside the scope of ctor. – M.Hassan Dec 2, 2024 at 13:13 Add a comment 9 flaschenpost flyer