List/Grid Tag Archives: Java 8

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How much faster is Java 8?

Java SE 8 was released yesterday. Traditionally, every new major JRE version comes with a free performance boost. Do we get another free lunch? And how big is the gain this time? Let’s ...
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Constructor/Method Parameters Metadata Available Via Reflection in JDK 8

One of the lesser advertised new features of JDK 8 is the optional ability to include parameter metadata in compiled Java classes [JDK Enhancement Proposal (JEP) 118]. This feature ...
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New Parallelism APIs in Java 8: Behind The Glitz and Glamour

I’m a great multi-tasker. Even as I’m writing this post, I can still find room to feel awkward about a remark I made yesterday at a party that had everyone looking at me strange. ...
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Java 8 Friday: The Dark Side of Java 8

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. Java 8 Friday Every ...
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Creating your own loop structure in Java 8 lambda

Java doesn’t have an easy construct of repeat something N number of times. We can make a for loop of course, but many times we don’t even care about the variable that we ...
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How not to use Java 8 default methods

Warning: you can not make this unseen once you have read I was talking about the multiple inheritance of default methods in the last blog article and how they behave during compilation ...
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Java 8 default methods: what can and can not do?

What default method is With the release of Java 8 you can modify interfaces adding new methods so that the interface remains compatible with the classes that implement the interface. ...
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How to process stream and read text file in Java 8

I have converted one of my old utility class using latest Java8. I use this often to print content of manifest file to check any mysterious jar file for version etc. Just run “java ...
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Java 8 Date Time API Tutorial : LocalDateTime

This blogpost is a part of tutorial series on Date Time API introduced in Java 8. In this blogpost I will go over some of the methods available in LocalDateTime class. LocalDateTime ...
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Add Java 8 support to Eclipse Kepler

Want to add Java 8 support to Kepler? Java 8 has not yet landed in our standard download packages. But you can add it to your existing Eclipse Kepler package. I’ve got three different ...
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