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JavaOne 2012: Diagnosing Your Application on the JVM

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It was worth attending Staffan Larsen‘s (Oracle Java Serviceability Architect) presentation ‘Diagnosing Your Application on the JVM‘ (Hilton Plaza A/B) just for learning of the new jcmd command-line tool provided with Oracle’s JVM 7. The rest of the presentation was ‘bonus’ for me, which was nice for the last session I attended on Wednesday of JavaOne 2012. The Oracle HotSpot ...

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Intro to Chef

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Chef is an incredible tool, but despite its beginnings in 2008/2009 it still lacks an effective quick start, or even an official “hello world” – so it takes too long to really get started as you desperately search for tutorials/examples/use cases. The existing quick starts or tutorials take too long and fail to explain the scope or what Chef is ...

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Android Tutorial: Enter the DROID World

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Well quite frankly i’m late to the game, but here i am, getting my hands dirty(or wet or whatever you might call it) in the world of android. This post will focus on how to set up the android SDK, setting up ADT for eclipse as well as an introduction to the structure of a typical android project using an ...

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JavaOne 2012: Up, Up, and Out: Scaling Software with Akka

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After the late-ending Community Keynote, I headed to Hilton Golden Gate 3/4/5 to see Viktor Klang‘s (Typesafe) ‘Up, Up and Out: Akka’ presentation. Klang is the technical lead on Akka. Akka is a ‘beautiful mountain in northern Sweden,’ is a Goddess, and is a Scala-based ‘toolkit and runtime for building highly concurrent, distributed, and fault tolerant event-driven applications on the ...

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The Business Opportunity of the Decade

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Peter Drucker, the famed management guru, frequently talks about risk (more specifically managing risk) in a business. Per usual, he simplifies into 4 kinds of risk: 1) Risks that you must take 2) Risks that you can afford to take 3) Risks that you cannot afford to take 4) Risks that you cannot afford to not take I believe the ...

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JavaOne 2012: 101 Ways to Improve Java – Why Developer Participation Matters

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Bruno Souza, Martijn Verburg, and Heather Vancura presented ‘101 Ways to Improve Java: Why Developer Participation Matters’ in Continental Ballroom 4 of the Hilton. They split these up into their areas of greatest familiarity. Souza, the founder and coordinator of SouJava, talked about greater participation via user groups. Verberg, also heavily involved in user groups with the London Java Community ...

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JavaOne 2012: Scala Tricks

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The first session I attended after lunch was Venkat Subramaniam‘s ‘Scala Tricks,’ held in the Hilton Golden Gate 3/4/5 conference room area. This is the first session in which I switched my planned session during JavaOne. I switched it last night as I look at my day’s schedule and realized that, although excited about Lambda, I felt like I had ...

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JavaOne 2012: What’s New in Scala 2.10

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After getting lunch, I went to Hilton Golden Gate 6/7/8 to see Martin Odersky‘s (Typesafe) presentation ‘What’s New in Scala 2.10.’ It is always an opportunity to hear a language’s creator discuss the language that he created. Odersky stated by providing a brief history of Scala: 1996-1997 Pizza 1998-2000 GJ, Java generics, javac 2003-2006 The Scala ‘Experiment’ 2006-2009 Industrial Strength ...

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Customize PMD in Eclipse with your own rules

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PMD is very nice Java code scanner which helps you avoid potential programming problems. It can be easily extended to your needs, and this post will bring you simple example of custom PMD rules related to JPA’s @Enumerated annotation usage. Before you’ll continue the reading, you should check one of my previous posts – JPA – @Enumerated default attribute. When ...

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