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Practical Garbage Collection, part 1 – Introduction

This is the first part of a series of blog posts I intend to write, whose aim will be to explain how garbage collection works in the real world (in particular, with the JVM). I will ...
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Understanding Java Weak References

I could not pay attention to the blog in the recent times and first and foremost I must apologize for not staying in touch with you all in the world of technology. I recently stumbled ...
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TestNG or JUnit

For many years now, I have always found myself going back to TestNG whenever it comes to doing Unit Testing with Java Code. Everytime, I picked up TestNG, people have asked me why do ...
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Java Annotations & A Real World Spring Example

An “annotation” is a type of programming language definition and used as a “marker”. They can be thought as comment lines which programming language engine can understand. ...
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Profile your applications with Java VisualVM

When you need to discover what part of an application consume the more CPU or Memory, you must use a profiler to do that. One profiler, packed by default with the Sun JDK is Java VisualVM. ...
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Java 8 Status Updates

The two big new language features of the upcoming Java SE 8 release are Lambda Expressions and Modularity. For both, status updates have been released these days. I’ll share the links ...
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Debugging the JVM

In some (rare) cases you might find yourself in the situation that you managed to crash the JVM itself. I most recently managed this by setting the name of a ThreadGroup to null. In ...
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Java 7: Project Coin in code examples

This blog introduces – by code examples – some new Java 7 features summarized under the term Project Coin. The goal of Project Coin is to add a set of small language changes ...
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Why I Like The Verbosity of Java

Java is too verbose, they say. You can find comparisons of Hello World programs that take 2 lines in ruby and 10 lines in Java, and in order to read a file you need 20 lines in Java ...
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Make your JAXB cleaner with the MOXy implementation

The principle advantage of using JAXB when marshalling and demarshalling XML is the programming model. Simply annotate a few POJOs and use the JAXB API’s and you can serialise ...
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