Jalal MJADLI

Candian researchers from Queen University developped a prototype of what they call a Snaplet. The Snaplet is a flexible phone that’s created on a flexible electronic platform. It offers many functions accessible by a simple menu. To access to these functions you can touch by your finger or a pen.

Class : is a declaration of common properties of a object’s group. It declares attributes of the objects to represent properties and methods to describe behaviors . Interface: is a contract passed between many classes. In general, it has a name

What is Java? Java is an object oriented programing langauge, it is created by Sun Microsystems, and their specifications are manged by the same company (currently by Oracle). Why I need Java? Java comes with a very big advantage.

«transient» is a keyword used to prevent serialization of certain variables in a class. It’s useful if we have to manipulate a sensitive variable which should not appear in a file or a stream (e.g passwords or some variables in games programs).

There are two ways to do this by : Using the request Using a submit form To illustrate this : Click here to download the two files source.php and target.php Unzip the files.rar and put the files in WAMP_PATH/www/myFirstProject Restart the server and click here In this page you have two choices : Request and Form. If …

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Directive :  it affects the jsp page where it is placed and only this page. Therefore, it affects the entire structure of the resulting servlet. Action : it affects the behavior during the execution of the page. See also :

They are the three keywords used to define the scope of a class or method or a variable in Java. They are called access modifiers. In fact, they are four, the fourth one is «nothing» (empty, no modifier) and it is different to public. public : class or method or variable using this

The source problem was a hidden file found in the device that records the position of users. Using a software application, a map of movements can be generated. The file doesn’t have any impact if the localisation services settings are disabled. This was discovered by

To make a connection with a mySql database : Use wamp server, to download it click here. Install it. Start it, left click on the icon in the task bar ( I say left click )   PHP > PHP Extensions > select php_mssql In your php page or classe use this code :// sqlServer …

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I find this the most innovative invention after computer. Pranav Mistry is a Ph.D at the prestigious MIT, he works on many subjects and problematic. In the following video, Mistry talks about a very genius idea that can impact our behavior.

The three objects are : out : output canal request : HttpServletRequest, request object response : HttpServletResponse, response object   See also :

They are four : Bean : they are useful to define new beans in any scope and from many resources, as well as a tag to render a particular bean or property to the output response. HTML : they are used to create HTML form, and to create a HTML code based user interfaces. Logic …

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Servlet : it is a Java class allowing to create data dynamically in an HTTP server. Data created can be presented under HTML format, XML format or any other supported browser format. Servlet runs dynamically in the server and extends their functions : database access, e-commerce transactions… Servlet is loaded automatically in the server and stay active waiting …

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Download a new version server from here. Unzip the package where you like, it is recommended to use a folder name without spaces (e.g. C:/Servers). This folder will be the $CATALINA_HOME In $CATALINA_HOME /bin, there are two files to start and shutdown the server : startup.bat to start server in Windows OS (startup.sh for Linux) …

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static is a keyword used with variables, methods, inner classes and code blocks. If it is used with : Method or variable : that means this method or variable doesn’t belong to a particular instance, it belongs to the class where it is declared. We can use it without creating

JEE : Java Enterprise Edition (ex J2EE) is a specification of Java Sun technique for enterprise applications. These apllications are designed in a multi-levels approach. To do this, each implementation of this specification contains a set of  Java Standard framework extensions to make easy the creation of distributed applications. Servlet : Component reprensting the C of MVC paradigm Portlet : Web container (extension …

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Hibernate is a an object/relational mapping framework, it allows to manipulate data from a relational database as objects. As a framework, it uses many files of mapping and settings.   See also :

Motorola launched its tablet called Xoom, based on Android 3.0, so it is considered the first tablet using the OS tablet Honeycomb (Android 3.0). It uses an intern duo-core processor, that makes it very strong for downloading,

Qwiki is a new search engine , it can generate a video with voice to give information about the topic written in its topic search field. It exploits the content of Wikipedia to

Renren or the Chinese Facebook, was debuted a few hours on New York Stock Exchange. The new coming was valued at around $5bn, it was founded in December 2005 and currently knows 31 million active monthly users.