Weak referencing is a really useful feature when you don’t mind if an object is deleted, but you might still potentially want to access it again in future. For those of you who aren’t familiar with the concept of weak referencing, I’ll describe it briefly. If you already know how it works then you can skip ahead.
.NET is a garbage collected language, meaning that objects you create on the heap (e.g. with new) are automatically cleared up by the garbage collector (GC) when they are no longer being used....