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Author Archives: Georges Sofo

Georges Sofo
Georges Albert Sofo is a bachelors degree holder in software development, more specifically using Java technologies and following the OOP paradigm approach to software development. he has being working as a full time Software Engineer for more than 4 years, at companies ranging from telecommunication, consultancy, financial institution and educational type companies. His current focus lies in anything Java (Spring Framework preferably) on the backend and Javascript on the Frontend.

EJB Security Example

1. Introduction Developers using the Java EE platform achieve security through its built-in security APIs. There are two approaches to securing enterprise java applications, more specifically Enterprise Java Beans. These approaches are the programmatic approach and the declarative approach. The programmatic approach is the one which is meant to be used when one wants to have more control over how the application ...

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EJB Schedule Example

1. Introduction There are times when building enterprise software that the requirement is for the system to execute a particular business logic, such as creating and storing periodic business reports on remote FTP locations, sent weekly automated emails to a mailing list so on and so forth. This is why in the Java EE specification particularly the EJB specification there ...

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EJB Architecture Example

1. Introduction EJB stands for Enterprise Java Bean. An Enterprise Java Bean is in its basic form any POJO(Plain Old Java Object) that is registered with the container in which it is deployed. Enterprise Java Beans are deployed into an EJB container. The EJB container is governed by the EJB specification. At the time of writing this article, the latest version ...

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Android FloatingActionButton Example

1. Introduction The Floating Action Button is a special type of button primarily used for functionalities such as morphing, launching, and the transferring anchor point. Further, this type of button is often found on the floating surface of a user interface. The primary difference between the Floating Action Button and the other types buttons is that the Floating Action Button, like the name, ...

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Android Volley Example

1. Introduction The Android Volley library is an Android library which enables developers building application which will make requests to some sort of API Server more manageable and fast in terms of overall application performance. This library achieves this by means of two main constructs that the library makes available, namely the RequestQueue and the RequestObject. Together these two constructs make it possible to ...

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Android Toast vs Snackbar Example

1. Introduction In Android, one can use the Android Toast or the Android Snackbar to display feedback or action messages to users of an application. The Android Toast is mainly for Platform oriented messages although the Android Snackbar could be also be used for these requirements. The added advantage of using an Android Toast instead of an Android Snackbar is ...

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Android Snackbar Example

1. Introduction In this example, we will be implementing a basic Android SnackBar Activity, which will be able to display a long waiting SnackBar, a short waiting SnackBar, and an interactive SnackBar. To Trigger these different functionalities we will create 3 separate buttons for each one of the SnackBar scenarios. Further, when each one of these buttons will be clicked they ...

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Android TabLayout Example

1. Introduction In this example, we will be going through the process of creating a basic user interface using the tab layout constructs available on the Android platform. In Android, the TabLayout is a construct for better organizing a user interface. It does so by making the user interface more organized and less cluttered. This example will also explain the ...

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