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Securing WebSockets using Username/Password and Servlet Security

RFC 6455 provide a complete list of security considerations for WebSockets. Some of them are baked in the protocol itself, and others need more explanation on how they can be achieved ...
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Java EE 7 / JAX-RS 2.0: Simple REST API Authentication & Authorization with Custom HTTP Header

REST has made a lot of conveniences when it comes to implementing web services with the already available HTTP protocol at its disposal. By just firing GET, POST and other HTTP methods ...
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Grails Generate Asynchronous Controller

Since version 2.3, Grails supports asynchronous parallel programming to support modern multiple core hardware. Therefore a new Grails command is added to generate asynchronous controllers ...
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Testing your plugin with multiple version of Play

So, you’ve written a plugin for Play…are you sure it works? I’ve been giving Deadbolt some love recently, and as part of the work I’ve added a test application for functional ...
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Quo Vadis JUnit

For me JUnit is the most important library of the Java universe. But I think a new version of it is overdue. With it’s approach of having a method definition as a test definition ...
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When a String is Null but Not Null

Introduction A junior programmer on my team at work had an interesting bug.  Its symptoms I have seen more than once.  This post is what to look for and how to prevent it in the future.  ...
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Resource scheduling and task launching with Apache Mesos and Apache Aurora at Twitter

Episode # 23 of the podcast was a talk with Bill Farner Bill explained how Twitter, using Apache Mesos and Apache Aurora, gets more for their money for the hardware and saves engineering ...
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Linux productivity tools for me

This is the stack/are the tools that keep me productive in my day to day programming experience on linux. Well, first of all let me tell you, that this might not fit your needs , as ...
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How to Use Callable and FutureTask

Introduction Since Java 1.5 there has been a new set of objects under java.util.concurrent.  This package has a number of different classes including thread queues.  I could have ...
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Legacy Code to Testable Code #5: Extract Class

This post is part of the “Legacy Code to Testable Code” series. In the series we’ll talk about making refactoring steps before writing tests for legacy code, and how they make ...
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