A stream must be closed even if processing fails. What language feature helps? *Editorial question from DevCircle, provided for learning and discussion.*

I need to represent a missing integer and provide a default when it is absent. *Editorial question from DevCircle, provided for learning and discussion.*

Why can a LINQ query behave differently when the data comes from a database? *Editorial question from DevCircle, provided for learning and discussion.*

Does adding async automatically run my method on a new thread? *Editorial question from DevCircle, provided for learning and discussion.*

How does copying a variable behave for class instances compared with structs? *Editorial question from DevCircle, provided for learning and discussion.*