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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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How Badly Do We Want a New Java Date/Time API?

The current Java.net poll question is, “How critical is it for JSR-310 (new Date and Time API) to be implemented in Java 8?” At the time of my writing of this post, nearly ...
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FindBugs and JSR-305

Suppose that group of developers work in parallel on parts of big project – some developers are working on service implementation, while others are working on code using this ...
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Key accomplishments of Eclipse over last 10 years

As I have written, Eclipse is celebrating 10 years of open source and community during the month of November. There have been a number of milestones that have shaped the Eclipse community ...
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Functional programming with Map and Fold in Java

In functional programming, Map and Fold are two extremely useful operators, and they belong to every functional language. If the Map and Fold operators are so powerful and essential, ...
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Why should you use Unchecked exceptions over Checked exceptions in Java

The debate over checked vs. unchecked exceptions goes way, way back. Some say it’s one of the best features Java included. Others say it was one of their biggest mistakes[1].It ...
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Java: Faking a closure with a factory to create a domain object

Recently we wanted to create a domain object which needed to have an external dependency in order to do a calculation and we wanted to be able to stub out that dependency in our tests. Originally ...
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