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BTrace: hidden gem in Java developer toolbox

This post is about BTrace which I am considering as a hidden gem for Java developer. BTrace is a safe, dynamic tracing tool for the Java platform. ...
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Java 7: HashMap vs ConcurrentHashMap

As you may have seen from my past performance related articles and HashMap case studies, Java thread safety problems can bring down your Java EE application and the Java EE container ...
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Which Java thread consumes my CPU?

What do you do when your Java application consumes 100% of the CPU? Turns out you can easily find the problematic thread(s) using built-in UNIX and JDK tools. No profilers or agents ...
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Java memes which refuse to die

Also titled; My pet hates in Java coding.  There are a number of Java memes which annoy me, partly because they were always a bad idea, but mostly because people still keep picking ...
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Java Enums: You have grace, elegance and power and this is what I Love!

While Java 8 is coming, are you sure you know well the enums that were introduced in Java 5? Java enums are still underestimated, and it’s a pity since they are more useful than you ...
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Java Annotations: Explored & Explained

One of the many wonderful features of Java 5 SE is the introduction of the Annotations construct. Annotations are tags that we can insert into our program source code for some tool ...
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Hot tips on using Eclipse effectively

Following are some tips that shall help you in avoiding potential issues and for being a little more productive while working with eclipse.Avoid installation problems Never install ...
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Project Lambda: To Multicore and Beyond

The presentation “Project Lambda: To Multicore and Beyond” (Session 27400 and not to be confused with Brian Goetz’s presentation of the same name) was given in the ...
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Using EasyMock or Mockito

I have been using EasyMock for most of time but recently I worked with a few people who were pretty much inclined to use Mockito. Not intending to use two frameworks for the same purpose ...
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Java threads: How many should I create

Introduction“How many threads should I create?”. Many years before one of my friends asked me the question, then I gave him the answer follow the guideline ...
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