Java
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Who is stealing your memory? The Application Servers Edition
You create an amazing app. You put it into production. And you notice that you justdo not have enough memory…
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Guava Splitter vs StringUtils
So I recently wrote a post about good old reliable Apache Commons StringUtils, which provoked a couple of comments, one…
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JBoss BRMS Best Practices – tips for your BPM Process Initialization Layer
I have posted some articles in the past on migration strategies, taken closer looks at process layers and provided some…
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Google Guava BloomFilter
When the Guava project released version 11.0, one of the new additions was the BloomFilter class. A BloomFilter is a…
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Busting PermGen Myths
In my latest post I explained the reasons that can cause the java.lang.OutOfMemoryError: PermGen space crashes. Now it is time…
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TaskletStep Oriented Processing in Spring Batch
Many enterprise applications require batch processing to process billions of transactions every day. These big transaction sets have to be…
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ActiveMQ: Understanding Memory Usage
As indicated by some recent mailing list emails and a lot of info returned from Google, ActiveMQ’s SystemUsage and particularly…
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Session Timeout Handling on JSF AJAX request
Session Timeout Handling on JSF AJAX request When we develop JSF application with AJAX behaviour, we may experience the problem…
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What is a PermGen leak?
What follows is a practical introduction to a specific type of memory problems in Java applications. Namely – we will…
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