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?...
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