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How to use NodeManager to control WebLogic Servers

In my previous post, you have seen how we can start a WebLogic admin and multiple managed servers. One downside with that instruction is that those processes will start in foreground ...
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Java can finally join strings

I am sure you were in a situation in which you wanted to join multiple strings. If you were using a programming language other than Java you probably used the join() function provided ...
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How HashMap works in java

Most common interview questions are “How HashMap works in java”, “How get and put method of HashMap work internally”. Here I am trying to explain internal functionality ...
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Java EE 7: What’s new???

I am a little ‘late to the party’ so to say… as far as ‘blogging’ about Java EE 7 is concerned. It has almost been 10 odd months since it was released back in June 2013, ...
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Tower Defense in JavaFX (6)

So we’re at part 6 of this tutorial already, and the game has come a long way in the meantime. In this part we’ll finally add a Layer that shows the score, the number of Enemies ...
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Adding Social Sign In to a Spring MVC Web Application: Integration Testing

I have written about the challenges of writing unit tests for applications which use Spring Social 1.1.0 and provided one solution for it. Although unit testing is valuable, it doesn’t ...
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Migrating from javaagent to JVMTI: our experience

When you need to gather data from within the JVM, you will find yourself working dangerously close to the Java Virtual Machine internals. Luckily, there are ways you can avoid getting ...
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Simplifying ReadWriteLock with Java 8 and lambdas

Considering legacy Java code, no matter where you look, Java 8 with lambda expressions can definitely improve quality and readability. Today let us look at ReadWriteLock and how we ...
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Getting JUnit Test Names Right

Finding good names is one of the challanges of crafting software. And you need to find them all the time and for everything – classes, methods, variables, just to name a few. But ...
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Java 8 Friday Goodies: Lean Concurrency

At Data Geekery, we love Java. And as we’re really into jOOQ’s fluent API and query DSL, we’re absolutely thrilled about what Java 8 will bring to our ecosystem. We have blogged ...
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