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Factory pattern in C#: How to ensure an object instance can only be created by a factory class?
...ural desire to use a good old "friend" keyword of C++ will fall short with C#. So we need other options...
17 Answers
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Why does calling a method in my derived class call the base class method?
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Subtype polymorphism in C# uses explicit virtuality, similar to C++ but unlike Java. This means that you explicitly have to mark methods as overridable (i.e. virtual). In C# you also have to explicitly mark overriding methods as overriding (i.e. ove...
In C# what is the difference between ToUpper() and ToUpperInvariant()?
In C#, what is the difference between ToUpper() and ToUpperInvariant() ?
6 Answers
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Is it necessary to explicitly remove event handlers in C#
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When is it appropriate to use C# partial classes?
...against. Partial classes can be very handy for implementing interfaces in C#, and keeping the interface members clearly seperate from the class-members: stackoverflow.com/questions/3601901/why-use-partial-classes/…
– STW
Aug 30 '10 at 21:14
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How does StartCoroutine / yield return pattern really work in Unity?
...w to get the standard StartCoroutine / yield return pattern to work in C# in Unity, e.g. invoke a method returning IEnumerator via StartCoroutine and in that method do something, do yield return new WaitForSeconds(1); to wait a second, then do something else.
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Difference between Property and Field in C# 3.0+
...e a duplicate of What is the difference between a Field and a Property in C#? but my question has a slight difference (from my point of view):
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C# LINQ find duplicates in List
Using LINQ, from a List<int> , how can I retrieve a list that contains entries repeated more than once and their values?
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Set background color of WPF Textbox in C# code
... the background and foreground colors of a WPF Textbox programmatically in C#?
6 Answers
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When is it better to use String.Format vs string concatenation?
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Before C# 6
To be honest, I think the first version is simpler - although I'd simplify it to:
xlsSheet.Write("C" + rowIndex, null, title);
I suspect other answers may talk about the performance hit, but to be honest it'll be min...