Java: Out with the Old, In with the New

Question

Java is nearing version 7. It occurs to me that there must be plenty of textbooks and training manuals kicking around that teach methods based on older versions of Java, whe

Answer 1

Using local variables of type Vector to hold a list of objects. Unless synchronization is required, it is now recommended to use a List implementation such as ArrayList instead, because this class offers better performance (because it is unsynchronized).