Secrets of DetectChanges Part 1: What does DetectChanges do?

Entity Framework change tracking is often something that doesn’t require too much thought from the app developer. However, change tracking and the DetectChanges method are a part of the stack where there is a tension between ease-of-use and performance. For this reason it can be useful to have an idea of what is actually going on such you can make an informed decision on what to do if the default behavior is not right for your app.

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