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Android Volley Tutorial: Post and download image

In this post, I want to describe how to use a very powerful and easy to use library for Android. This library is called Volley and it can be used to handle networking connection. In ...
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A MindMap for Java Developer Interviews

Over the years I have been a panelist in many of the interviews for Java Developers. I have previously written a post titled Top 7 tips for succeeding in a technical interview for ...
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How to Optimize Your Website for Speed

Hey guys! Today we have a guest post about some tips on how to speed up your website! He’s currently working for an e-commerce website and one of his tasks is to make the site ...
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Java VM – Beware of the YoungGen space

As you may have seen from our previous performance oriented articles, a healthy JVM is one of the most important goals to achieve for optimal application performance and stability. ...
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What Garbage Collector are you using?

Our research labs are humming at full speed. With the recent injection of capital, we can only warrant that the pace at which we keep innovating will only increase. Part of the research ...
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Embedding Maven

It is a very rare usecase, but sometimes you need it. How to embed Maven in your application, so that you can programatically run goals? Short answer is: it’s tricky. I dabbled into ...
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Top 10 Web Application Security Risks From OWASP

The Open Web Application Security Project (OWASP) is a worldwide not-for-profit charitable organization focused on improving the security of software. Its mission is to make software ...
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HOW-TO: Using @PropertySource annotation in Spring 4 with Java 7

Today I migrated one of my projects, that I am currently working on, to Spring 4.0. Since it is a really simple web application I use to learn and demo Spring features, I only needed ...
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Grails: Calling bean methods in Spring Security expressions

Some days ago while working on a Grails application I was in a situation where a wanted to call a bean method from a Spring security SPEL expression. I was using the @PreAuthorize annotation ...
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@ControllerAdvice improvements in Spring 4

Among many new features in Spring 4 I found @ControllerAdvice improvements. @ControllerAdvice is a specialization of a @Component that is used to define @ExceptionHandler, @InitBinder, ...
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