Jalal MJADLI

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_mysql In your php page or classe use this code :// mySql …

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To do this, the simplest way is to use a JDBC driver : Downlaod the integral API from here. Put it in the /lib of your Tomcat installation folder if you want to use it in a web project or any folder accessible in your hard disk Right click on your project in Eclipse > Properties > Java Build Path …

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Download the latest axis release from here. Unzip it in a folder in your hard disk (e.g D:/Dev/Java) Copy the web.xml file of axis-1_4\webapps\axis\WEB-INF in WEB-INF folder of your application Create a folder in WEB-INF folder of your application and call it deploy (or any other name) Create a folder in WEB-INF folder of your …

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

Polymorphism : it means that an entity can be used under many forms. For example, if we have a method called method(), the polymorphism allows to use it with another implementation like : method(p1) or , method(p1, p2) or any other form using the same name method. This can be helpful for an developer, because he shouldn’t …

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Sony officially announced their two new products: the Tablets S1 and S2. These tablets are based on Android3.0 platform (HoneyComp) and the  Tegra 2 processor of Nvidia.

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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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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«volatile» is a keyword used when a variable can be used by many threads. It allows an asynchronous access to this variable. By using this keyword the JVM

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.

Steve Jobs announced the new Apple product : iPad2. It is a new version of iPad the famous tablet of Apple Inc. iPad2 comes with a new design : 33% more thin and 15% more light.

To do this, the simplest way is to use a JDBC driver : Downlaod the integral API from here. Put it in the /lib of your Tomcat installation folder if you want to use it in a web project or any folder accessible in your hard disk Right click on your project in Eclipse > Properties > Java Build Path > Add External …

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Google reveals its new OS web-based applications. It is a new approach exploiting web capabilities to use digital word. Google has developed a new OS that can be a real revolution of the web. In this model, user doesn’t need applications on his PC to work, he needs just a laptop equipped by a Chromebooks

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 :

There are 4 types of JDBC drivers: JDBC-ODBC bridge driver : it allows access to DBMS via ODBC.  It is accessible in J2SE platform via sun.jdbc.odbc.JdbcOdbcDriver. Native API partly Java driver : it translates JDBC’s calls to a particular DBMS through a mixture of Java’s API and native API. JDBC-Net pure Java driver : it is known …

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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,

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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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

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.