This article is just for self-learning. To understand this question, we need to know what is WeakReference in Java. What's WeakReference? In short,...
/This article is just for self-learning. Normal 强引用 final M m = new M(); m = null; This is usually how we define an object. Once m is reassigned to...
What's network programming? Shortly, it's a program running on multiple devices over the internet to help send and receive the data. This article is...