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Active: Tag: variance ×

C# Medium technical

Q1. How do generics and constraints work in C#?

Generics let you write type-safe, reusable code without boxing or casts. The type parameter is resolved at compile time, and the JIT specialises for value types while sha...

1 Answer

Accounting & Finance Medium technical

Q2. How do you perform a variance analysis against budget?

Variance analysis compares actual results with the budget or forecast and explains the gap. I start by calculating the variance in absolute terms and as a percentage, the...

1 Answer

Kotlin Hard technical

Q3. Explain declaration-site variance with in and out.

Variance describes how generic types relate when their type arguments are related. `out T` (covariant) means `Producer` can be used where `Producer` is expected. `in T` (...

1 Answer