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Java Lock Implementations

We all use 3rd party libraries as a normal part of development. Generally, we have no control over their internals. The libraries provided with the JDK are a typical example. Many of these libraries employ locks to manage con ...
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Java Sequential IO Performance

Many applications record a series of events to file-based storage for later use. This can be anything from logging and auditing, through to keeping a transaction redo log in an event sourced design or its c ...
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Project Jigsaw Booted from Java 8?

In his post Project Jigsaw: Late for the train, Mark Reinhold’s proposes ‘to defer Project Jigsaw to the next release, Java 9.’ He explains the reasoning for this: ‘some significant technical challenges remain& ...
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Native C/C++ Like Performance For Java Object Serialization

Do you ever wish you could turn a Java object into a stream of bytes as fast as it can be done in a native language like C++? If you use standard Java Serialization you could be disappointed with the performance. Java Serializat ...
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java.lang.NoClassDefFoundError: How to resolve – Part 3

This article is part 3 of our NoClassDefFoundError troubleshooting series. As I mentioned in my first article, there are many possible issues that can lead to a NoClassDefFoundError. This article will focus and describe one o ...
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How changing Java package names transformed my system architecture

Changing your perspective even a small amount can have profound effects on how you approach your system.Let’s say you’re writing a web application in Java. In the system you deal with orders, customers and products. ...
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Builder Design pattern in Java

Builder design pattern in Java is a creational pattern i.e. used to create objects, similar to factory method design pattern which is also creational design pattern. Before learning any design pattern I suggest find o ...
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Java Generics Interview Questions

Generic interview questions in Java interviews are getting more and more common with Java 5 around there for considerable time and many application either moving to Java 5 and almost all new java development happening ...
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How to analyze Thread Dump – Thread Stack Trace

This article is part 5 of our Thread Dump analysis series. So far you have learned the basic principles of Threads and their interactions with your Java EE container & JVM. You have also learned different Thread Dump formats f ...
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Catch a StackOverFlowError by it’s tail

One of the more annoying situations you might have to deal with when working with a Java program is a StackOverFlowError, if you have a nice producible test case then there are few options with regard to playing with the ...
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