I already know from this thread that implicitly declared reference types are nullable in .NET 7 even when Nullable set to "Enabled", I even know why. ...

As you can see when I use nullable it is okay to have the 2 methods but when I do not use nullable, it will not compile. Could you please tell me e ...

I am a beginner trying to learn Kotlin by changing an old tutorial to Compose. I have a ViewModel with and Fragment with: How could I adapt thi ...

My problem could be more philosophical than concrete. I'm using Laravel 8, I have one Trait that is used by several classes and some of its methods pe ...

Here the nullable parameter what you see is the code of the CreditCard The use can skip enterening the Credit Card information when SignUp so it wi ...

When I write this statement: var x = new ClassName(); x is implicitly typed as a ClassName?. That is, since ClassName is a reference type, implicit ...

So my code appears as: Both Field1 are nullable decimals, I want to be able to convert the value to 2 decimal places as I'm mapping. Think my best ...

i am lost here. I probably not just yet made the understanding of darts idea of null safety and need your help. i am extracting data from xml and am ...

Is there any difference between dynamic and Object? in dart? This question may sound a duplicate of this What is the difference between dynamic and O ...

I have a function like this: So, if I don't catch any exception, “info" shouldn't be null. But how can I remove the "?"? ...

Like above case, I want to use null conditional operator with A function that returns a bool value. But, It throws error only when used with bool re ...

Consider the following example: Shouldn't default return the default value of the target type aka Guid? when using a ternary conditional operator? ...

I've a problem with using ??= operator for setting a value of enum field in class that is a nullable field of other class. Simplified example below: ...

I have the following code: I get an error that says (for example) chatDoc.users can't be used in the condition because it might be null. But I can ...

The default value is null so calling the function with no arguments should be fine! ...

I have tried to copy/rewrite that code for learning purposed and realized after far to much hours: sneakly hidden before all the using statements: #n ...

I want to make safe, generic extension method for string? parsing: This works like that: How can I make it accept nullable types? I.e.: My in ...

Maybe it's a silly question, but I've been thinking about it the whole morning. I try to get data from another activity via Register activity result u ...

Is there any difference between those two ways to write the same thing? int? foo = GetValueOrDefault(); VS int? foo = GetValueOrDefault(); ...

I get the following compiler warning when implementing the frameworks IComparer interface. I understand the reason why, but in my case I ensure that I ...