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Filtering collections in C#

I am looking for a very fast way to filter down a collection in C#. I am currently using generic List collections, but am open to using other structures if they perform better. ...
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What is the C# version of VB.net's InputDialog?

What is the C# version of VB.net's InputBox? 11 Answers 11 ...
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Convert char to int in C#

I have a char in c#: 14 Answers 14 ...
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Any reason to write the “private” keyword in C#?

As far as I know, private is the default everywhere in C# (meaning that if I don't write public , protected , internal , etc. it will be private by default). (Please correct me if I am wrong.) ...
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Named string formatting in C#

Is there any way to format a string by name rather than position in C#? 18 Answers 18 ...
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Why are C# interface methods not declared abstract or virtual?

C# methods in interfaces are declared without using the virtual keyword, and overridden in the derived class without using the override keyword. ...
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C# if/then directives for debug vs release

... @BobStein-VisiBone Remember we are talking about C# here, not C. #ifdef is specific to the preprocessor of C/C++, C# mandates the use of #if. – jduncanator Jul 9 '14 at 11:41 ...
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Multiple cases in switch statement

... There is no syntax in C++ nor C# for the second method you mentioned. There's nothing wrong with your first method. If however you have very big ranges, just use a series of if statements. ...
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Array Size (Length) in C#

How can I determine size of an array (length / number of items) in C#? 9 Answers 9 ...
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How do you add a timer to a C# console application

Just this - How do you add a timer to a C# console application? It would be great if you could supply some example coding. ...