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Jeff Friesen

Jeff Friesen is a freelance teacher and software developer with an emphasis on Java. In addition to authoring several books on Java and Android for Apress such as Java I/O, NIO, and NIO.2 Java Threads and the Concurrency Utilities , Jeff has written numerous articles on Java and other technologies for JavaWorld, informIT, Java.net, SitePoint, and other web sites. Jeff can be contacted via his web site at JavaJeff.ca or via LinkedIn (JavaJeff)