Until recently, C# did not support immutability out-of-the ... and cannot mutate or change after it has been created. You can initialize a record type only inside a constructor.

and because it’s faster to access an array element than to call a method, developers resort to performance tricks such as creating and initializing arrays of sines and cosines. Combining class ...

For values that must be calculated at runtime, just-in-time creation is often the best approach if you have the discipline to always use a property. Otherwise, using a method when calling a method to ...