Theodora Fragkouli

About Theodora Fragkouli

Theodora has graduated from Computer Engineering and Informatics Department in the University of Patras. She also holds a Master degree in Economics from the National and Technical University of Athens. During her studies she has been involved with a large number of projects ranging from programming and software engineering to telecommunications, hardware design and analysis. She works as a junior Software Engineer in the telecommunications sector where she is mainly involved with projects based on Java and Big Data technologies.

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Big Data and R

This blog post is a presentation of tips on computing with Big Data in R, using Revolution R Enterprise 7.0 and RevoScaleR, Revolution’s R package for HPA computing, as introduced ...
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JSF Tomcat Configuration Example

JavaServer Faces (JSF) is a web application framework that is intended to simplify development integration of web-based user interfaces. It is used for developing and building server ...
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Spring JTA multiple resource transactions in Tomcat with Atomikos example

In this tutorial we shall show you how to implement JTA multiple resource transactions in a Tomcat server, using Atomikos Transaction Manager. Atomicos transaction manager provides ...
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Java EE CDI programmatic dependency disambiguation example – Injection Point inspection

In this tutorial we shall see how we can avoid programmatic dependency disambiguation when injecting Java EE CDI beans. We have already shown in the Jave EE dependency disambiguation ...
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Java EE CDI dependency disambiguation example

In this tutorial we shall show you how to avoid dependency disambiguation in CDI beans. In CDI we can achieve dependency injection for multiple implementations of an interface to different ...
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Java EE CDI Dependency Injection (@Inject) tutorial

In this tutorial we shall show you how to achieve Dependency Injection in CDI managed Beans. In particular, we shall make use of the @Inject annotation provided by the CDI API to inject ...
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Java EE CDI Disposer methods example

This is a tutorial of CDI Disposer methods. In CDI, since a Producer method generates an object that can then be injected in an application, the Disposer method is used so that the ...
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Java EE CDI Producer methods tutorial

This is a tutorial of CDI Producer methods. In CDI, a Producer method generates an object that can then be injected. Producer methods can be used when we want to inject an object that ...
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Java EE CDI ConversationScoped example

In this tutorial we shall show you how to create and use a ConversationScoped Bean in a web application. In CDI, a bean is a source of contextual objects that define application state ...
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Java EE CDI bean scopes

Contexts and Dependency Injection (CDI) for the Java EE platform is a feature that helps to bind together the web tier and the transactional tier of the Java EE platform. CDI is a set ...
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