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Jeppe Stig Nielsen

Copenhagen, Denmark

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Top Questions
88 votes

Should the hash code of null always be zero, in .NET

c# .net hash null asked May 23 '12 at 15:43
stackoverflow.com

86 votes

Do short-circuiting operators || and && exist for nullable booleans? The RuntimeBinder sometimes thinks so

c# nullable logical-operators short-circuiting dynamictype asked Dec 16 '14 at 16:11
stackoverflow.com

59 votes

Serious bugs with lifted/nullable conversions from int, allowing conversion from decimal

c# .net nullable implicit-conversion compiler-bug asked Aug 20 '13 at 18:55
stackoverflow.com

43 votes

No warning or error (or runtime failure) when contravariance leads to ambiguity

c# .net undefined-behavior contravariance ambiguity asked Nov 26 '12 at 15:51
stackoverflow.com

42 votes

Bug in the string comparing of the .NET Framework

c# .net sorting string-comparison asked Nov 6 '12 at 15:26
stackoverflow.com

41 votes

Changed behavior of string.Empty (or System.String::Empty) in .NET 4.5

c# .net .net-4.5 readonly empty-string asked May 17 '13 at 21:36
stackoverflow.com

37 votes

Does the C# compiler get the Color Color rule wrong with const type members?

c# language-lawyer member-access asked Feb 27 '15 at 21:57
stackoverflow.com

30 votes

Why does the default string comparer fail to maintain transitive consistency?

c# .net string sorting string-comparison asked Apr 15 '14 at 15:21
stackoverflow.com

28 votes

A number $n$ which is the sum of all numbers $k$ with $\sigma(k)=n$?

elementary-number-theory divisor-sum experimental-mathematics asked Jan 30 '15 at 20:41
math.stackexchange.com

23 votes

When is a giraffe not a giraffe?

c# programming-puzzle asked Aug 1 '13 at 15:58
codegolf.stackexchange.com

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Top Answers
479
Should 'using' directives be inside or outside the namespace?
stackoverflow.com

188
'Static readonly' vs. 'const'
stackoverflow.com

111
What is the difference between String and string in C#?
stackoverflow.com

94
Using lambda expression in place of IComparer argument
stackoverflow.com

89
How do I convert an enum to a list in C#?
stackoverflow.com

71
Why does the C# compiler not fault code where a static method calls an instance method?
stackoverflow.com

61
What is a NullReferenceException, and how do I fix it?
stackoverflow.com

60
Is it better to call ToList() or ToArray() in LINQ queries?
stackoverflow.com

51
How to count the amount of concurrent threads in .NET application?
stackoverflow.com

51
How to get full path of StreamWriter
stackoverflow.com

44
Is there a difference between “throw” and “throw ex”?
stackoverflow.com

43
Comparing nullable DateTime?
stackoverflow.com

36
format a number with commas and decimals in C# (asp.net MVC3)
stackoverflow.com

34
Detect if running as Administrator with or without elevated privileges?
stackoverflow.com

33
Why comparing two strings as object causes unexpected result
stackoverflow.com

32
In Excel, when I enter 22222.09482 then I see 22222.0948199999 number in the formula bar
superuser.com

30
How many unique values are there between 0 and 1 of a standard float?
stackoverflow.com

29
Random DateTime between range - not unified output
stackoverflow.com

28
What is the meaning of the planned “private protected” C# access modifier?
stackoverflow.com

27
T must be a non-abstract type with a public parameterless constructor in order to use it as parameter 'TModel' in the generic type or method
stackoverflow.com

27
The right way to compare a System.Double to '0' (a number, int?)
stackoverflow.com

26
Mocking generic methods in Moq without specifying T
stackoverflow.com

25
Are there any whole numbers which the double cannot represent within the MIN/MAX range of a double?
stackoverflow.com

25
When does a space admit a flat metric?
math.stackexchange.com

25
How would you explain to a 9th grader the negative exponent rule?
math.stackexchange.com

23
When do you use scope without a statement in C#?
stackoverflow.com

21
LINQ equivalent of List<T>.Find()?
stackoverflow.com

20
GroupBy with Id of possible null object
stackoverflow.com

20
C# - increment number and keep zeros in front
stackoverflow.com

20
When mocking a class with Moq, how can I CallBase for just specific methods?
stackoverflow.com

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