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When should TaskCompletionSource be used?

AFAIK, all it knows is that at some point, its SetResult or SetException method is being called to complete the Task<T> exposed through its Task property. ...
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Force R not to use exponential notation (e.g. e+10)?

Can I force R to use regular numbers instead of using the e+10 -like notation? I have: 4 Answers ...
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How do you cast a List of supertypes to a List of subtypes?

For example, lets say you have two classes: 17 Answers 17 ...
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How good is Java's UUID.randomUUID?

I know that randomized UUIDs have a very, very, very low probability for collision in theory, but I am wondering, in practice, how good Java's randomUUID() is in terms of not having collision? Does anybody have any experience to share? ...
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Android Left to Right slide animation

I have three activities whose launch modes are single instance. Using onfling() , I swing them left and right. 9 Answer...
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How to exclude property from Json Serialization

I have a DTO class which I Serialize 7 Answers 7 ...
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Git command to show which specific files are ignored by .gitignore

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Batch files: How to read a file?

How you can read a file (text or binary) from a batch file? There is a way to read it in a binary mode or text mode? 7 Answ...
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Difference between ref and out parameters in .NET [duplicate]

What is the difference between ref and out parameters in .NET? What are the situations where one can be more useful than the other? What would be a code snippet where one can be used and another can't? ...
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How to document thrown exceptions in c#/.net

I am currently writing a small framework that will be used internally by other developers within the company. 8 Answers ...