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Exception Handling Guidelines & Best Practices

Let’s review some basic exception design guidelines, summarized from Object Design: Roles, Responsibilities, and Collaborations (Rebecca Wirfs-Brock and Alan McKean, Addison-Wesley, ...
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Java 7’s Support for Suppressed Exceptions

A new constructor and two new methods were added to the Throwable class (parent of Exception and Error classes) in JDK 7. The new constructor and two new methods were added to support ...
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Seven NetBeans Hints for Modernizing Java Code

In the post Seven Indispensable NetBeans Java Hints, I talked about using NetBeans hints in general and then focused on seven hints in particular. The seven hints emphasized in that ...
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Java 7 – Project Coin Decompiled

Hi all, it’s time to start writing in 2012. As you may have seen already in other blogs, there are a few changes that can make your developer life a lot easier when programming ...
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Java Heap Space – JRockit and IBM VM

This article will provide you with an overview of the JRockit Java Heap Space vs. the HotSpot VM. It will also provide you some background on Oracle future plans regarding JRockit ...
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JVM: How to analyze Thread Dump

This article will teach you how to analyze a JVM Thread Dump and pinpoint the root cause of your problem(s). From my perspective, Thread Dump analysis is the most important skillset ...
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Threading stories: about robust thread pools

Another blog of my threading series. This time it’s about thread pools, robust thread pool settings in particular. In Java thread pools are implemented by the ThreadPoolExecutor ...
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ToString: Hexadecimal Representation of Identity Hash Codes

I have blogged before on the handy Apache Commons ToStringBuilder and I was recently asked what the seemingly cryptic text appearing in the generated String output constitutes. The ...
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Automaton implementation in Java

This post will address the problem of implementing finite states machines into java. If you don’t know what FSM are or where can be used you may be keen on reading this, this and ...
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Common and Unique Elements In Multiple Collections

This week, we’ll take a break from higher level problems and technology posts to deal with just a little code problem that a lot of us have probably faced. It’s nothing fancy or ...
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