Double checked locking Article

Question

I was reading this article about \"Double-Checked locking\" and out of the main topic of the article I was wondering why at some point of the article the author uses the nex

Answer 1

See the Google Tech Talk on the Java Memory Model for a really nice introduction to the finer points of the JMM. Since it is missing here, I would also like to point out Jeremy Mansons blog 'Java Concurrency' esp. the post on Double Checked locking (anyone who is anything in the Java world seems to have an article on this :).