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Java Recursion basics

For those who don’t know what recursion is (and like a good laugh), click on this link: Google search: Recursion and click on the “did you mean…” item. Hopefully ...
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Musing on mis-usings: ‘Powerful use, Damaging misuse’

There’s an old phrase attributed to the former British Prime Minister Benjamin Disraeli which states there are three types of lies: “lies, damn lies and statistics”.  ...
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Ignoring Self-Signed Certificates in Java

A problem that I’ve hit a few times in my career is that we sometimes want to allow self-signed certificates for development or testing purposes. A quick Google search shows the trouble ...
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Beneficial CountDownLatch and tricky java deadlock

Have you ever used java.util.concurrent.CountDownLatch? It’s a very convenience class to achieve synchronization between two or more threads, where allows one or more threads to wait ...
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Devoxx 2011 Impressions

Devoxx 2011 is over, and it was awesome. Finally, after having to spend the weekend with wife and kid (haven’t seen much of me the last week), I’ve found the time to write down ...
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Java 7 Feature Overview

We discussed previously everything that didn’t make it into Java 7 and then reviewed the useful Fork/Join Framework that did make it in. Today’s post will take us through each of ...
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Devoxx Day 1

Participating at Devoxx brought me enough motivation to post my first blog entry. I am for the first time here and I am really impressed by how it is organized. There are a record number ...
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Java SE 7, 8, 9 – Moving Java Forward

Today (NOTE: October 4, 2011) was keynote day. JavaOne Keynote was happening this early morning from 8:30 to 10:30 am and one more time my press pass got me into it quite early. So ...
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Recycling objects to improve performance

Overview In a previous article I stated that the reason the deserialization of objects was faster was due to using recycled objects. This is potentially surprising for two reasons, ...
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Mock Static Methods with PowerMock

In a recent blog, I tried to highlight the benefits of using dependency injection and expressing the idea that one of the main benefits of this technique is that it allows you to test ...
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