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Spring Framework 3.2 M1 Released

SpringSource just announced the first milestone release toward Spring 3.2. The new release is now available from the SpringSource repository at http://repo.springsource.org/. Check out a quick tutorial on resolving these artifacts via Maven. This release includes: Initial support for asynchronous @Controller methods Early support for JCache-based cache providers Significant performance improvements in autowiring of non-singleton beans Initial delay support for ...

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Rise above the Cloud hype with OpenShift

Are you tired of requesting a new development machine for your application? Are you sick of having to setup a new test environment for your application? Do you just want to focus on developing your application in peace without ‘dorking with the stack’ all of the time? We hear you. We have been there too. Have no fear, OpenShift is ...

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How I explained Dependency Injection to My Team

java-interview-questions-answers

Recently our company started developing a new java based web application and after some evaluation process we decided to use Spring. But many of the team members are not aware of Spring and Dependency Injection principles. So I was asked to give a crash course on what is Dependency Injection and basics on Spring. Instead of telling all the theory ...

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Proof of Concept: Play! Framework

We are starting a new project and we have to choose the web framework. Our default choice is grails, because the team already has experience with it, but I decided to give Play! and Scala a chance. Play! has a lot of cool things for which it received many pluses in my evaluation, but in the end we decided to ...

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Software Architects Need Not Apply

I saw an online job posting several years ago that listed a set of desired software development and programming skills and concluded with the statement, “Architects Need Not Apply.” Joe Winchester has written that Those Who Can, Code; Those Who Can’t, Architect (beware an extremely obnoxious Flash-based popup) and has stated that part of his proposed Hippocratic Oath for Programmers ...

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Java Thread deadlock – Case Study

This article will describe the complete root cause analysis of a recent Java deadlock problem observed from a Weblogic 11g production system running on the IBM JVM 1.6. This case study will also demonstrate the importance of mastering Thread Dump analysis skills; including for the IBM JVM Thread Dump format. Environment specifications – Java EE server: Oracle Weblogic Server 11g ...

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JavaFX 2: Create Login Form

In this tutorial I will design a nice looking Login Form with JavaFX 2 and CSS. It’s clasic login form with username and password, and login button. In order to follow this tutorial I strongly recommend you to check these tutorials below: Getting started with JavaFX 2 in Eclipse IDE JavaFX 2: HBox JavaFX 2: GridPane JavaFX 2: Styling Buttons ...

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Google Services Authentication in App Engine, Part 1

This post will illustrate how to build a simple Google App Engine (GAE) Java application that authenticates against Google as well as leverages Google’s OAuth for authorizing access to Google’s API services such as Google Docs. In addition, building on some of the examples already provided by Google, it will also illustrate how to persist data using the App Engine ...

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Google Services Authentication in App Engine, Part 2

In the first part of the tutorial I described how to use OAuth for access/authentication for Google’s API services. Unfortunately, as I discovered a bit later, the approach I used was OAuth 1.0, which has apparently now been officially deprecated by Google in favor of version 2.0 of OAuth. Obviously, I was a bit bummed to discovered this, and promised I ...

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