Determining the object that caused a null reference exception?
Sep 1, 2021 · Frequently in applications we encounter situations that could throw a NullReferenceException; for example, assuming the following method's argument is a user …
.net - Why doesn't "object reference not set to an instance of an ...
Oct 26, 2012 · We're launching a system, and we sometimes get the famous exception NullReferenceException with the message Object reference not set to an instance of an object.
c# - Is it unreasonable to expect Any () *not* to throw a null ...
Sep 18, 2018 · When you create an extension method you can, of course, call it on null.But, unlike an instance method call, calling it on null doesn't have to throw a …
How does throwing an ArgumentNullException help?
A NullReferenceException is not particularly meaningful, because it could mean about everything. Without looking at where the exception was thrown (and the code might not be available to …
c# - Why assert for null on a object before asserting on some of its ...
Feb 23, 2023 · You'd get your test framework specific exception that's thrown by the 'NotBeBull' assertion instead of the generic 'nullReferenceException'. I don't feel this is useful as you are …
Are null references really a bad thing? - Software Engineering …
I suppose that a CustomerNotFoundException is a bit easier to debug than a NullReferenceException by virtue of being more descriptive. Is that all there is to it?
If null is a billion dollar mistake, what is the solution to represent ...
Jul 27, 2020 · I think if null is a built-in concept of your language you cannot get rid of it and have to deal with it. Your language might not offer something like Optionals. But you can aim for …
Understanding the SynchronizationContext in .NET with C#
Jul 26, 2020 · Download source - 25.2 KB Introduction Here, I intend to shed some light on another dark corner of the .NET framework - synchronization contexts. I will take you through …
Thread-safe Events in C# - CodeProject
Mar 9, 2022 · Let us immediately give an answer: method A is not thread-safe, while methods B and C are thread-safe ways to check for null -value and raise an Event. Let us provide an …
Task Management System - CodeProject
May 20, 2009 · NonUserEmployeeException User defined exception When trying to get a user type (Admin / Normal) of a employee if employee is not a user this exception occurs. Note:Not …