In Java 1.0 and 1.1, the two primary collection classes were Vector and Hashtable, and the Iterator design pattern was implemented in a class called Enumeration.

Generational Z Garbage Collector would lower garbage collection CPU overhead, lower heap memory overhead, and reduce the risk of allocations stalls, OpenJDK proposal says.

Most commonly used JVM parameters Of all the JVM options listed above, the most commonly used are Xms and Xmx, which set the minimum and maximum heap size, respectively. The following example sets the ...