Introduction to Python for the Beginners

Python is an open source general-purpose object oriented programming language. It is a high level dynamic, interpreted language.

There are no type declarations of variables, parameters, functions, or methods in source code and thus makes the code short and flexible. It incorporates modules, exceptions, dynamic typing, very high level dynamic data types, and classes. It is easy to interface with various languages like C, C++, Java, etc.

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Introduction to AJAX

AJAX (Asynchronous JavaScript And XML) is a set of web development techniques using many existing web technologies on the client-side to create asynchronous Web applications. With Ajax, web applications can send data to and retrieve from a server asynchronously without fully reloading the page. XMLHttpRequest (XHR) object is used to communicate with server-side scripts in in a variety of formats like JSON, XML, HTML, and even text files.

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JavaScript introduction for the Beginners

JavaScript is the most commonly used scripting language, created for making html-pages live. It is a high-level, dynamic, lightweight, and interpreted programming language. It is used commonly in combination with HTML and CSS.

Generally, JavaScript is used to add dynamic function to HTML. It can do things that HTML cannot do and even can change the HTML dynamically. Furthermore, it can manipulate the HTML itself.

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Introduction to PHP for the Beginners

PHP is a widely used general-purpose server-side scripting language that is especially used for web development. It is available for most of the operating systems and Web servers, and can be integrated with the number of popular databases. It may be run as a separate script or compiled as a module for use with a Web server.

The PHP code is executed on the server, generating HTML which is then sent to the client.

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