Home » Author Archives: Thodoris Bais

Author Archives: Thodoris Bais

Thodoris Bais
Thodoris is an Oracle Certified Associate Java Programmer and currently works as a Junior Software Developer, for Intrasoft International S.A. He holds a diploma at Informatics & Telecommunications Engineering and is interested in continuous development.

JSF 2.0 Tree Selection Example

Hi there! Today we ‘re gonna see how we could let the user select multiple tree elements, according to JSF 2.0. We all know that JSF is here to ease the server-side user interfaces development, but when it comes to trees, things are getting somehow complicated: JSF does not have a default tree component, so we have to “extend” the ...

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JSF 2.0 Tree Example

Hi there! Today we ‘re gonna talk about trees’ implementation, according to JSF 2.0. We all know that JSF is here to ease the server-side user interfaces development, but when it comes to trees, things are getting somehow complicated: JSF does not have a default tree component, so we have to “extend” the framework’s functionality/implementation, by combining it with a ...

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Introduction to JSF Facelets Templates

There are many times that we found ourselves dreaming of an available UI template to help us develop as fast as possible the web application that we are thinking of. JSF Facelets Templates is the solution for creating easy to extend and use UIs. Thus, we can reuse code and avoid recreating similarly constructed pages. Today’s example will demonstrate a ...

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JSF Internationalization Example

So, you want your web app to be famous all-over the world?! Then you obviously have to support multiple languages, something also known as i18n or internationalization in the software industry. Today’s example is a simple yet interesting guide according to JSF internationalization. Specifically, our sample application will be able to translate a message between English and Greek (there will ...

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JSF Standard Validators Example

Hey geeks, today we ‘re gonna talk about JSF Standard Validators. Just like any other framework, JSF is here to help us save time from common development tasks, such as form validations. We can obviously write our own, custom validators for our site’s forms, but there are some standard validators provided from JSF that handle checks for string lengths and ...

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Android Dropbox Implementation Example

1. Creating a Dropbox Application Visit https://www.dropbox.com/developers/apps and after signing-in with an existing account, click on the “Create app” button, on the top right corner. Configure the app like below and click on “Create App”:           Once the app is created, you will be redirected to its dashboard, where you can find all the useful parameters. ...

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Android Facebook Login Example

Is there anyone of you, Android developers, that doesn’t want to increase downloads of his app?! Many times, a considerable way to make this happen, is by connecting your app to Facebook; but you don’t want to waste much time and effort, learning something completely new and this is what Facebook also cared about, so the Android Facebook SDK helps ...

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Android ViewFlipper Example

ViewFlipper is an extension class of ViewAnimator, which animates between two or more views that have been added to it. Specfically, only one child is shown at a time. To get a better understanding, suppose that we have two TextViews that will be used in our app, but we want only one to be displayed at a time. That is, ...

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Android Menu Example

Today we ‘re gonna see how to create a Menu with icon items, which on click, fire a respective to them message. What differentiates this article from other similars, is that we ‘re using the latest Android APIs, where Menus are manipulated differently. Having created an Android project, using the latest platform, gives us by default a menu layout, as ...

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Android Fragment Tabs Example

As title clarifies, today we ‘re gonna see how to implement a Tab Layout using Fragments. Regarding the previous versions of Android, a Tab Layout could be implemented using TabWidget and TabHost, but now, these are deprecated, so we have to find another workaround, if we don’t want to directly use Google’s solution. So, today, another easy example: we ‘ll ...

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