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A "Hello, World!" program is generally a simple computer program which outputs (or displays) to the screen (often the console) a message similar to "Hello, World!" while ignoring any user input. A small piece of code in most general-purpose programming languages, this program is used to illustrate a language's basic syntax.
Common Gateway Interface. In computing, Common Gateway Interface ( CGI) is an interface specification that enables web servers to execute an external program to process HTTP or HTTPS user requests. [1] Such programs are often written in a scripting language and are commonly referred to as CGI scripts, but they may include compiled programs. [2]
It can use various mechanisms to authenticate user credentials. The code could retrieve a password from a database and compare it to the password supplied to the module. LoginContext (javax.security.auth.login.LoginContext. The login context is the core of the JAAS framework which kicks off the authentication process by creating a Subject.
Influenced by. JavaScript and XML. Ajax (also AJAX / ˈeɪdʒæks /; short for " A synchronous J avaScript a nd X ML " or " A synchronous Ja vaScript transfer ( x -fer)" [1] [2]) is a set of web development techniques that uses various web technologies on the client-side to create asynchronous web applications. With Ajax, web applications can ...
Apache Tomcat (called "Tomcat" for short) is a free and open-source implementation of the Jakarta Servlet, Jakarta Expression Language, and WebSocket technologies. [2] It provides a "pure Java" HTTP web server environment in which Java code can also run. Thus it is a Java web application server, although not a full JEE application server.
LAMP ( L inux, A pache, M ySQL, P erl/ P HP/ P ython) is an acronym denoting one of the most common software stacks for the web's most popular applications. Its generic software stack model has largely interchangeable components. [1] Each letter in the acronym stands for one of its four open-source building blocks: L inux for the operating system.
Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible. It is a general-purpose programming language intended to let programmers write once, run anywhere ( WORA ), [16] meaning that compiled Java code can run on all platforms that support Java without the ...
Hack, JSP, ASP, React JS. PHP Programming at Wikibooks. PHP is a general-purpose scripting language geared towards web development. [8] It was originally created by Danish-Canadian programmer Rasmus Lerdorf in 1993 and released in 1995. [9] [10] The PHP reference implementation is now produced by the PHP Group. [11]