With the recent announcement of JEP 188: Java Memory Model Update, now seems like a good time to brush up on what you know about the JMM.

Authored by Doug Lea, JDK Enhancement Proposal 188 would update the Java Memory Model for concurrency support on multicore processors.

Pop quiz: Do you know what annotation metadata is? If you’re like most coders, you don’t—and that has been okay, says Graeme Rocher, creator of Java application frameworks, including Grails ...