this is a follow-up to question Better DateTime? or use default(DateTime) for NULL? I tried to implement a simple query that works with DateTime? with a different example rather than the one of the o
I have Nullable properties defined in my class which take part in calculations and xml writing. As you all know, when any null value takes part in a calculation, the result is always null. I will expl
Looks like I\'m not the only one out there with this issue, but there doesn\'t seem to be an anwwer to this problem.
Some time ago I thought that Nullable<> value types are classes, encapsulating value types and a bool to HasValue. With som开发者_开发技巧e implicit cast operador for null, just implemented at BCL.
I\'m developing an winform app. Based of some values (say x) I want to show user an alert, a timer updated other value (y), which affect x, and check for value of x and show alert to user.
How can I write a generic method that can take a Nullable object to use as an extension method.I want to add an开发者_StackOverflow中文版 XElement to a parent element, but only if the value to be used
why is typeof int? an Int32 int? x = 1; Console.WriteLine(x.GetType().Name); If it is okay then what\'s the use 开发者_StackOverflow中文版of Nullable.GetUnderlyingType?Calling GetType() boxes your
How can I put a null value on datetime variable type? I tried to make it nullable value, but I need to use it in ReportParameter() method to send it to my report b开发者_如何学编程ut ReportParameter(
I have two variables of type int? (or Nullable<int> if you will). I wanted to do a greater-than-or-equal (>=) comparison on the two variables but as it turns out, this returns false if both vari
I am trying to understand why the two code samples behave differently. I always believed the If() function to mimic the If language fea开发者_JS百科ture. Or am I looking at a behavior of Nullable(Of I
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