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Function interface – A functional interface in the java.util.function package in Java 8

I had previously written about functional interfaces and their usage. If you are exploring the APIs to be part of Java 8 and especially those APIs which support lambda expressions you ...
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Java 8 Lambdas – The missing link to moving away from Java

I learnt functional programming, but then I decided I liked imperative programming better so I switched back. — Nobody, ever Moving from imperative programming to functional programming ...
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Java StringBuilder myth debunked

The myth Concatenating two Strings with the plus operator is the source of all evil – Anonymous Java dev NOTE: The source code for the tests discussed here can be found on Github It’s ...
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Weaknesses in Java Pseudo Random Number Generators (PRNGs)

This will be a sum up of a Paper written by Kai Michaelis, Jörg Schwenk and me, which was  presented at the Cryptographers’ Track at RSA Conference 2013. You can get the slides ...
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Extracting the elements of the Java Collection- The Java 8 way

We all have extensively used Collection classes like List, Map and their derived versions. And each time we used them we had to iterate through them to either find some element or update ...
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Introduction to Functional Interfaces – A concept recreated in Java 8

Any java developer around the world would have used at least one of the following interfaces: java.lang.Runnable, java.awt.event.ActionListener, java.util.Comparator, java.util.concurrent.Callable. ...
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Introduction to Default Methods (Defender Methods) in Java 8

We all know that interfaces in Java contain only method declarations and no implementations and any non-abstract class implementing the interface had to provide the implementation. ...
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Java Collections API Quirks

So we tend to think we’ve seen it all, when it comes to the Java Collections API. We know our ways around Lists, Sets, Maps, Iterables, Iterators. We’re ready for Java 8?s Collections ...
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Reasons for IntelliJ IDEA

Introduction I often get the question why I use Intellij in favor of another IDE, in this case Eclipse. Most of the time I answer that question by demonstrating some features of IntelliJ ...
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Cryptography Using JCA – Services In Providers

The Java Cryptography Architecture (JCA) is an extensible framework that enables you to use perform cryptographic operations. JCA also promotes implementation independence (program ...
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