This ArrayList implementation only implements methods that are performant. The contains method was ditched because of the catastrophical performance of generically comparing items. This ArrayList ...

ArrayList<Integer> values1 = new ArrayList<Integer>(); ArrayList<Integer> values2 = new ArrayList<Integer>(); ...

Just implemented an arraylist in C (yes, proudly reinventing the wheel). Thought about sharing a couple of stuff. 1. You can easily escape from strong typings in C. "void *" can serve similar to "any" ...