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Deep dive into Optional class API in Java 8

We all as Java programmers been through the situation where in we invoke a method to get some value and then instead of directly invoking some methods on the return value, we first ...
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Thread Jiggling

Overview Thread jiggler is a simple testing framework for exercising code to find threading problems. It works by modifying classes bytecode at runtime to insert Thread.yield() calls ...
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NetBeans 7.4 Beta Hints Warn of Ineffective Exception Handling

There are numerous examples of how Java exception handling can be more difficult than it might first appear and Josh Bloch devoted an entire chapter of Effective Java (both editions) ...
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The Pros and Cons of Play and Grails Java Framework

Frameworks simplify the process of application development by providing some helpful features to programmers. Java frameworks are often used by developers and thanks to their popularity; ...
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What’s new in Java 8 (Part I – JavaFX)

Disclaimer: I do not work for Oracle or represent Oracle in any way. This list of features is not official. This is just part of my research as an “outsider”. Java 8 has become ...
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Top 10 Books For Advanced Level Java Developers

Java is one of the most popular programming language nowadays. There are plenty of books for beginners. But to those who have programmed with Java for a while, some of them may look ...
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Core Java Interview Questions

Q. What if the main method is declared as private? Answer: The program compiles properly but at runtime it will give “Main method not public.” message. Q. What is meant by pass ...
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Speed Up with Fast Java and File Serialization

Since the first version of Java, day-by-day many developers have been trying to achieve at least as good of performance as in C/C++. JVM vendors are doing their best by implementing ...
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Backreferences in Java Regular Expressions

Backreferences in Java Regular Expressions is another important feature provided by Java. To understand backreferences, we need to understand group first. Group in regular expression ...
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Java 7 vs Groovy 2.1 Performance Comparison

I haven’t used Groovy for 2 years, since my last touch with Grails. I get stuck in (hard)core Enterprise Java, with some performance aspects in background. I’ve almost missed ...
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