* Application Performance Monitoring in production – A Step-by-Step Guide – Part 1: As the title states, this is a step by step guide on how to monitor your application’s performance, from defining KPIs to breaking down the system to components and measuring performance to each of those.
* The Cost of an Exception: This article discusses the costs of generating exceptions in your application. It seems that the actual exception does not incur a significant performance hit. It is usually the compensation code executed for handling the exception that causes a performance penalty.
* Caching and Processing 2TB Mozilla Crash Reports in memory with Hazelcast: An interesting article that explains how Hazelcast can be used in order to build a distributed system that can handle large amount of data in a highly scalable fashion. Also check the very cool article “Hazelcast – a simple distributed caching alternative” from our JCG partner Brian Du Preez.
* The search for productivity or procrastination for developers?: A less technical article discussing how procrastination can appear during a project development and how fear of having made the wrong technical decision can manifest itself.
* Building Vaadin Applications on top of Activiti: In this article it is shown how the Activiti BPM engine can be used together with Vaadin. This nice combination is presented in the form of a case study of a demo application. Note that both Activiti and Vaadin will be included in the forthcoming Java Code Geeks Andygene archetypes.
* 5 Reasons Why You Should Stop Estimating User Stories: A controversial, yet interesting, short post on why we should stop estimating user stories. Also check our articles Save money from Agile Development and Agile software development recommendations for users and new adopters.
* Contexts and Dependency Injection in Java EE 6: An official article from Oracle on how to implement Context and Dependency Injection (CDI) in the new Java EE 6. Don’t forget to check out our Spring related tutorials, as an alternative.
That’s all for this week. Stay tuned for more, here at JavaCodeGeeks.
Author David Gassner explores Java SE (Standard Edition), the language used to build mobile apps for Android devices, enterprise server applications, and more!
The course demonstrates how to install both Java and the Eclipse IDE and dives into the particulars of programming. The course also explains the fundamentals of Java, from creating simple variables, assigning values, and declaring methods to working with strings, arrays, and subclasses; reading and writing to text files; and implementing object oriented programming concepts. Exercise files are included with the course.