about

A Compiler is a program that checks for syntactical/logical errors in a program. If it finds errors, then it reports them, else it makes an executable file of the program. In case of java, the compiler does not generate a complete executable file; it creates a byte code file. This byte code file is interpreted by the java virtual machine, which is built within the browser.

Java was developed at Sun Microsystems .It is an object-oriented programming language similar to C++.But java is different from C++, as it is platform free. Different other program, which contain platform constraints, java programs be able to run on any machine with any operating scheme. All you need to do is first run the program and then complied it using the java compiler. two times your java program is compiled after that it is prepared to be executed on a few platform.

Java Applets

Java is a ideal language for the net. Java was originally launched on a Web browser written in java itself, called the hot java browser. net and World wide wed developers all over the world were attracted towards java because of its power to merge interactivity with static HTML pages with cross platform compatibility. Learning hoe to program using java is a complete new area in itself. there's many books available and web-sites that objective towards java development.

Java Applets are tiny java programs that be able to included inside an HTML page .So, when your page is viewed the applet is downloaded and can be viewed as of inside the net page. Netscape was the preliminary browser to include the capability to execute java applets .Since following that every main browsers contain licensed java .Java contain approximately no limitation and be able to use to make a few kind of ask for as well. Java application work as standalone programs and be able to exist only on the server, while applets are fundamentally inserted in to an HTML page and are displayed within a browser. Applets are often used for developing dynamic and interactive web applications, though the true power of java lies in the application finish.

ADDING APPLETS TO WEB PAGE

To add a java applet to your web page, you need using the tag. This tag will have the java applet and using the HEIGHT and WIDTH attributes you specify how sizable or tiny the java applet box

JAVASCRIPT and DYNAMIC HTML

they are now moving towards those aspects of web publishing that add additional interactivity and generate the net site additional dynamic. JavaScript and DHTML are two such capabilities that can increase the impact of your website.

JavaScript

JavaScript is fundamentally a programming language used for adding interactive elements in to a web page.