Update README.md

rengokantai · Jun 28, 2020 · e185797 · e185797
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-# lajavamemomana
+# lajavamemomana
+
+## The final keyword.
+When we say that the final Keyword means that a variable can only be assigned once, what we mean is that when the variable in this stack is assigned to an object in the heap, then we can't change which object in the heap this variable points to. The final Keyword stops us doing that. But we can change the object in the heap if we wish