Technology and Development
Author: Son Nguyen Hoang
Word: 1645
Language: English
Created On: 12 Jun 2024
Useful concepts for generic interface, delegates and more!
Recently I decided to teach myself some C# knowledge that I found my self lacking, including but not limited to Task (Concurrency), delegates and some Design Patterns. While reading books, I encountered two concepts that sound pretty weird. They are Covariance and Contravariance. What are these? Problem I didn’t find any good translation to Vietnamese of these two concepts. The first result from Google indicates that Covariance is related to statistic? So, what are they? Definition Below here my own definition for some keywords: ...
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